{"schema":"lookcloser/record@0.2","compatible_with":["lookcloser/record@0.1"],"record_id":"737870345107","processing":{"collection_process_version":"2026-07-24.5","last_collected_at":"2026-08-15T01:17:21-0700","last_collection_event":"intake","label_reader_version":"2026-07-27.1","report_schema":"lookcloser/record@0.2","rendered_at":"2026-08-15T04:18:32-0700"},"analysis_status":"complete","processing_gaps":[],"gtin":"737870345107","listing_identifier":"B000LVFIZ0","brand":"Life Extension","title":"Life Extension L-Glutamine, 500 mg L-glutamine","listing_title":"Life Extension L-Glutamine, 500 mg L-glutamine, Amino Acid, Supports Muscle Health and Immune Health, Gluten-Free, Non-GMO, 100 Vegetarian Capsules","identity":{"canonical_gtin":"00737870345107","source_listing_gtin":"00737870345107","listing_identifier":"B000LVFIZ0","product_image":"https://m.media-amazon.com/images/I/717b4fLib5L.jpg","product_image_status":"retained","product_image_provenance":{"status":"retained","source":"source_listing","identity_basis":"exact_listing_identifier","source_url":"https://www.amazon.com/dp/B000LVFIZ0","primary_url":"https://m.media-amazon.com/images/I/717b4fLib5L.jpg","image_count":8,"last_attempted":"2026-08-15T01:17:21-0700","attempts":1},"observed_at":"2026-08-15","source_confirmations":["source_listing_gtin","external_barcode_record"],"brand_consistency":{"status":"match","compatible":true,"listing_brand":"Life Extension","package_brand":"LIFE EXTENSION","match_method":"normalized_exact","similarity":1},"identity_rule":"exact identifiers only; related products are never substituted"},"trademark_owner":{"name":"Life Extension Foundation, Inc.","entity":"CORPORATION","country":"FLORIDA, USA","address_filed":"3600 West Commercial Blvd., Ft. Lauderdale, FLORIDA 33309, UNITED STATES","address_public":"FLORIDA 33309, UNITED STATES","serial_number":"77690767","registration_number":"3789340","wordmark":"LIFE EXTENSION","status_description":"REGISTERED AND RENEWED","filed_date":"2009-03-13T00:00:00","first_use_commerce_date":"1980-10-17","registration_date":"2010-05-18","assignment_recorded":true,"goods_services":["IC 005: dietary and nutritional supplements."],"source":"USPTO Trademark Search","source_url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods"},"trademark_owner_candidates":[],"trademark_owner_status":"found","product_manufacturer_link":"not_established","label_responsible_parties":[{"role":"manufactured_for","name":"Quality Supplements and Vitamins, Inc.","address":"Ft. Lauderdale, FL 33309","verbatim":"Manufactured for: Quality Supplements and Vitamins, Inc. Ft. Lauderdale, FL 33309 • LifeExtension.com"}],"identity_nodes":[{"role":"trademark_owner","name":"Life Extension Foundation, Inc.","country":"FLORIDA, USA","address":"3600 West Commercial Blvd., Ft. Lauderdale, FLORIDA 33309, UNITED STATES","source_ref":"uspto_search","identity_basis":"exact_wordmark_supplement_class"},{"role":"manufactured_for","name":"Quality Supplements and Vitamins, Inc.","address":"Ft. Lauderdale, FL 33309","verbatim":"Manufactured for: Quality Supplements and Vitamins, Inc. Ft. Lauderdale, FL 33309 • LifeExtension.com","source_ref":"facts_panel","identity_basis":"verbatim_package_text","relationship_to_trademark_owner":"different_named_entity","relationship_limit":"Different printed and trademark-owner names do not establish a conflict; the entities may have distributor, manufacturer, or licensing relationships."}],"seller_of_record":null,"seller_of_record_status":"not_collected_founder_gated","consumer_view":{"template":"claim_panel","kicker":"What we found","headline":"Package and trademark records name different responsible entities","deck":"The package says manufactured for: Quality Supplements and Vitamins, Inc., Ft. Lauderdale, FL 33309. USPTO names Life Extension Foundation, Inc. as the exact wordmark owner. …","display_mode":"single_home_per_finding","finding_ids":["nih-published-research-each-ingredient-s-amount-is-disclosed","barcode-gtin-record-upc-independently-corroborated","uspto-trademark-registry-exact-trademark-owner-identified","review_velocity_gradual"],"point_finding_ids":["nih-published-research-each-ingredient-s-amount-is-disclosed","barcode-gtin-record-upc-independently-corroborated","uspto-trademark-registry-exact-trademark-owner-identified"],"cards":[{"finding_id":"nih-published-research-each-ingredient-s-amount-is-disclosed","card_type":"amounts_disclosed","question":"label","tone":"ok","weight":50,"headline":"Every ingredient shows its amount · 1 ingredients listed.","evidence":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","so_what":"Every ingredient shows its real amount — nothing is hidden in a proprietary blend.","source":"NIH / published research","source_links":[],"registry_receipts":[],"evidence_id":"ev-e6ce625524d4","evidence_url":"https://lookcloser.ai/e/ev-e6ce625524d4","presentation_home":"finding_catalog"},{"finding_id":"barcode-gtin-record-upc-independently-corroborated","card_type":"upc_corroborated","question":"owner","tone":"ok","weight":48,"headline":"The barcode identity checks out · 737870345107.","evidence":"UPCitemdb resolves 737870345107 to \"Life Extension L-Glutamine 500 mg L-glutamine amino acid supports muscle heal\" (Life Extension) — consistent with this listing.","so_what":"The barcode matches, so we are checking the right product rather than a look-alike.","source":"Barcode / GTIN record","source_links":[],"registry_receipts":[],"evidence_id":"ev-13307ee3f5f4","evidence_url":"https://lookcloser.ai/e/ev-13307ee3f5f4","presentation_home":"finding_catalog"},{"finding_id":"uspto-trademark-registry-exact-trademark-owner-identified","card_type":"owner_identified","question":"owner","tone":"neutral","weight":38,"headline":"🇺🇸 Brand owner: Life Extension Foundation, Inc. · corporation, FLORIDA, USA","evidence":"USPTO lists Life Extension Foundation, Inc. (CORPORATION) in FLORIDA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","so_what":"This tells you who is behind the brand and where the trademark record points. It does not by itself identify the manufacturer.","source":"USPTO trademark registry","source_links":[],"registry_receipts":[{"source":"uspto_search","url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","label":"USPTO · Registration 3789340","registry_name":"USPTO","standard":null,"identifier":"Registration 3789340"}],"evidence_id":"ev-41b2cf434b81","evidence_url":"https://lookcloser.ai/e/ev-41b2cf434b81","presentation_home":"ownership_section"},{"finding_id":"review_velocity_gradual","card_type":"review_velocity","question":"reviews","tone":"ok","weight":28,"headline":"We can see 9 of this product’s 116 reviews — the count rose between September 6, 2025 and July 11, 2026. That is too small a slice to say anything about the wider pattern.","evidence":"Written reviews rose from 107 to 116 between September 6, 2025 and July 11, 2026. The largest rise inside any single 30-day window was about 4, so the count moved in steps rather than in one burst.","so_what":"A count that moves steadily is ordinary. A sudden burst is what deserves a closer look.","source":"keepa","source_links":[{"label":"Keepa exact-listing history","url":"https://keepa.com/#!product/1-B000LVFIZ0","role":"dated count history · exact listing"}],"registry_receipts":[],"evidence_id":"ev-4e5628adf783","evidence_url":"https://lookcloser.ai/e/ev-4e5628adf783","presentation_home":"finding_catalog"}],"research_links":[],"open_items":["No FDA recall matched this brand in the current search.","We have not found a public label filing for this exact product."]},"tldr":{"assessment":"checks_confirmed","headline":"Each ingredient’s amount is disclosed","summary":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","lead_finding_id":"nih-published-research-each-ingredient-s-amount-is-disclosed","key_findings":[{"id":"nih-published-research-each-ingredient-s-amount-is-disclosed","class":"ok","headline":"Each ingredient’s amount is disclosed","source":"NIH / published research","scope":"ingredient_context"},{"id":"uspto-trademark-registry-exact-trademark-owner-identified","class":"ok","headline":"Exact trademark owner identified","source":"USPTO trademark registry","scope":"brand_owner"},{"id":"barcode-gtin-record-upc-independently-corroborated","class":"ok","headline":"UPC independently corroborated","source":"Barcode / GTIN record","scope":"exact_product"}],"documented_concern_count":0,"confirmed_check_count":4,"open_question_count":1,"usage_note":"Decision support, not medical advice or a product recommendation. Missing evidence is a gap, not a strike."},"origin_context":null,"verdict":{"state":"checks_confirmed","headline":"Each ingredient’s amount is disclosed","detail":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","lead_finding_id":"nih-published-research-each-ingredient-s-amount-is-disclosed","meaning":"Finding-first decision support. Confirmed checks are not endorsements; cautions identify documented facts or bounded comparisons, not medical advice."},"public_verifiability":{"state":"insufficient_public_data","headline":"This product can't be verified from public data","detail":"Neither good nor bad — the checks below show what this listing publishes and what it withholds. Verifiable products publish more.","meaning":"Evidence availability only. Missing public data is a gap, never a strike."},"consistency_score":null,"findings":[{"id":"nih-published-research-each-ingredient-s-amount-is-disclosed","source":"NIH / published research","class":"ok","noted":false,"severity":"ok","weight":38,"headline":"Each ingredient’s amount is disclosed","detail":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","proof":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","identity_basis":"ingredient","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B000LVFIZ0","scope":"ingredient_context","inference_level":"direct_observation","observed_at":"2026-08-15","presentation_tone":"ok","evidence_id":"ev-e6ce625524d4","evidence_url":"https://lookcloser.ai/e/ev-e6ce625524d4","content_fingerprint":"sha256:ddcd16c4adaf50ed4c6884cbba54030d067efb9c5c27b84efe8d9b16bbf2f236","registry_receipts":[],"evidence":{"summary":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","source_refs":["facts_panel","source_listing"],"source_records":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","looked":"LookCloser checked NIH / published research.","found":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research."},"html_anchor":"finding-nih-published-research-each-ingredient-s-amount-is-disclosed","report_url":"https://lookcloser.ai/p/737870345107/full#finding-nih-published-research-each-ingredient-s-amount-is-disclosed"},{"id":"uspto-trademark-registry-exact-trademark-owner-identified","source":"USPTO trademark registry","class":"ok","noted":false,"severity":"ok","weight":38,"headline":"Exact trademark owner identified","detail":"USPTO lists Life Extension Foundation, Inc. (CORPORATION) in FLORIDA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","proof":"USPTO lists Life Extension Foundation, Inc. (CORPORATION) in FLORIDA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","identity_basis":"owner_exact","status":"live","source_refs":["uspto_search"],"source_url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","scope":"brand_owner","inference_level":"direct_observation","observed_at":"2026-08-15","presentation_tone":"ok","evidence_id":"ev-41b2cf434b81","evidence_url":"https://lookcloser.ai/e/ev-41b2cf434b81","content_fingerprint":"sha256:9e0821be99dd05244b70327c3d83285bced78f2a32d6315ea184bb940fdafcc7","registry_receipts":[{"source":"uspto_search","url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","label":"USPTO · Registration 3789340","registry_name":"USPTO","standard":null,"identifier":"Registration 3789340"}],"evidence":{"summary":"USPTO lists Life Extension Foundation, Inc. (CORPORATION) in FLORIDA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","source_refs":["uspto_search"],"source_records":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-15","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 3789340","receipt_label":"USPTO · Registration 3789340"}],"observed_at":"2026-08-15","looked":"LookCloser checked USPTO trademark registry.","found":"USPTO lists Life Extension Foundation, Inc. (CORPORATION) in FLORIDA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product."},"html_anchor":"finding-uspto-trademark-registry-exact-trademark-owner-identified","report_url":"https://lookcloser.ai/p/737870345107/full#finding-uspto-trademark-registry-exact-trademark-owner-identified"},{"id":"barcode-gtin-record-upc-independently-corroborated","source":"Barcode / GTIN record","class":"ok","noted":false,"severity":"ok","weight":38,"headline":"UPC independently corroborated","detail":"UPCitemdb resolves 737870345107 to \"Life Extension L-Glutamine  500 mg L-glutamine  amino acid  supports muscle heal\" (Life Extension) — consistent with this listing.","proof":"UPCitemdb resolves 737870345107 to \"Life Extension L-Glutamine  500 mg L-glutamine  amino acid  supports muscle heal\" (Life Extension) — consistent with this listing.","identity_basis":"gtin","status":"live","source_refs":["barcode_search","source_listing"],"source_url":"https://world.openfoodfacts.org/product/00737870345107","scope":"exact_product","inference_level":"direct_observation","observed_at":"2026-08-15","presentation_tone":"ok","evidence_id":"ev-13307ee3f5f4","evidence_url":"https://lookcloser.ai/e/ev-13307ee3f5f4","content_fingerprint":"sha256:c2fbd38dd5b3f1698d88cba5a8785d5b3fe8a2b1c0eb6f6fd840f5b45ec4b933","registry_receipts":[],"evidence":{"summary":"UPCitemdb resolves 737870345107 to \"Life Extension L-Glutamine  500 mg L-glutamine  amino acid  supports muscle heal\" (Life Extension) — consistent with this listing.","source_refs":["barcode_search","source_listing"],"source_records":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00737870345107","observed_at":"2026-08-15","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","looked":"LookCloser checked Barcode / GTIN record.","found":"UPCitemdb resolves 737870345107 to \"Life Extension L-Glutamine  500 mg L-glutamine  amino acid  supports muscle heal\" (Life Extension) — consistent with this listing."},"html_anchor":"finding-barcode-gtin-record-upc-independently-corroborated","report_url":"https://lookcloser.ai/p/737870345107/full#finding-barcode-gtin-record-upc-independently-corroborated"},{"id":"label-and-serving-arithmetic-label-math-could-not-be-verified","source":"Label and serving arithmetic","class":"gap","noted":false,"severity":"pend","weight":26,"headline":"Label math could not be verified","detail":"The retained listing evidence does not establish net weight, unit count, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike.","proof":"The retained listing evidence does not establish net weight, unit count, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B000LVFIZ0","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-15","presentation_tone":"gap","evidence_id":"ev-fa47477ac3ec","evidence_url":"https://lookcloser.ai/e/ev-fa47477ac3ec","content_fingerprint":"sha256:d0e0cde1b9eef6f426aec72824d047d42d963c4f4bae13f5336030e0f998dbbf","registry_receipts":[],"evidence":{"summary":"The retained listing evidence does not establish net weight, unit count, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike.","source_refs":["facts_panel","source_listing"],"source_records":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","looked":"LookCloser checked Label and serving arithmetic.","found":"The retained listing evidence does not establish net weight, unit count, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike."},"html_anchor":"finding-label-and-serving-arithmetic-label-math-could-not-be-verified","report_url":"https://lookcloser.ai/p/737870345107/full#finding-label-and-serving-arithmetic-label-math-could-not-be-verified"},{"id":"review_velocity_gradual","source":"keepa","class":"ok","weight":20,"headline":"The review count moved gradually, not in one burst","detail":"Written reviews rose from 107 to 116 between September 6, 2025 and July 11, 2026. The largest rise inside any single 30-day window was about 4, so the count moved in steps rather than in one burst.","proof":{"first":["2025-09-06",107],"last":["2026-07-11",116],"max_30d_review_gain":4},"identity_basis":"listing","status":"live","severity":"ok","source_refs":["source_listing"],"source_url":"https://www.amazon.com/dp/B000LVFIZ0","scope":"exact_listing","inference_level":"direct_observation","observed_at":"2026-08-15","presentation_tone":"ok","evidence_id":"ev-4e5628adf783","evidence_url":"https://lookcloser.ai/e/ev-4e5628adf783","content_fingerprint":"sha256:238fc0b96768efbafe263a2c264cb50ca54f1460434c274ba86c27123707468f","registry_receipts":[],"evidence":{"summary":{"first":["2025-09-06",107],"last":["2026-07-11",116],"max_30d_review_gain":4},"source_refs":["source_listing"],"source_records":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","looked":"LookCloser checked keepa.","found":"Written reviews rose from 107 to 116 between September 6, 2025 and July 11, 2026. The largest rise inside any single 30-day window was about 4, so the count moved in steps rather than in one burst."},"html_anchor":"finding-review_velocity_gradual","report_url":"https://lookcloser.ai/p/737870345107/full#finding-review_velocity_gradual"},{"id":"label-and-serving-arithmetic-public-label-filing-not-retained","source":"Label and serving arithmetic","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Public label filing not retained","detail":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists.","proof":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B000LVFIZ0","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-15","presentation_tone":"gap","evidence_id":"ev-3a2e5481eed7","evidence_url":"https://lookcloser.ai/e/ev-3a2e5481eed7","content_fingerprint":"sha256:fb12400734d40b4e5046092a96517f640cd5107845404f9f132373c0e820697c","registry_receipts":[],"evidence":{"summary":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists.","source_refs":["facts_panel","source_listing"],"source_records":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","looked":"LookCloser checked Label and serving arithmetic.","found":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists."},"html_anchor":"finding-label-and-serving-arithmetic-public-label-filing-not-retained","report_url":"https://lookcloser.ai/p/737870345107/full#finding-label-and-serving-arithmetic-public-label-filing-not-retained"},{"id":"fda-public-records-recall-search-no-match-found-as-of-aug-15-2026","source":"FDA public records","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Recall search: no match found (as of Aug 15, 2026)","detail":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","proof":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","identity_basis":"none","status":"live","source_refs":["openfda_search"],"source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Life+Extension%22+OR+product_description:%22Life+Extension%22)&limit=5","scope":"search_scope","inference_level":"gap","observed_at":"2026-08-15","presentation_tone":"caution","evidence_id":"ev-d38649335a88","evidence_url":"https://lookcloser.ai/e/ev-d38649335a88","content_fingerprint":"sha256:04e0f78749101842410a16b21673a9e2f9f3bbe4393e41156daf64e7b02160fc","registry_receipts":[],"evidence":{"summary":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","source_refs":["openfda_search"],"source_records":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Life+Extension%22+OR+product_description:%22Life+Extension%22)&limit=5","observed_at":"2026-08-15","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Life Extension","receipt_label":"FDA enforcement search · Life Extension"}],"observed_at":"2026-08-15","looked":"LookCloser checked FDA public records.","found":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records."},"html_anchor":"finding-fda-public-records-recall-search-no-match-found-as-of-aug-15-2026","report_url":"https://lookcloser.ai/p/737870345107/full#finding-fda-public-records-recall-search-no-match-found-as-of-aug-15-2026"},{"id":"keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam","source":"Keepa exact-listing history","class":"gap","noted":false,"severity":"info","weight":19,"headline":"This item belongs to a catalog variation family","detail":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant.","proof":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant.","identity_basis":"listing","status":"live","source_refs":["keepa_history","source_listing"],"source_url":"https://keepa.com/#!product/1-B000LVFIZ0","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-15","presentation_tone":"gap","evidence_id":"ev-e534eb1ed093","evidence_url":"https://lookcloser.ai/e/ev-e534eb1ed093","content_fingerprint":"sha256:10dae6c9685aff6394a7cdb84d2e2567b8e313ad78ff29b9664385d10a2b85b4","registry_receipts":[],"evidence":{"summary":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant.","source_refs":["keepa_history","source_listing"],"source_records":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","looked":"LookCloser checked Keepa exact-listing history.","found":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant."},"html_anchor":"finding-keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam","report_url":"https://lookcloser.ai/p/737870345107/full#finding-keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam"},{"id":"keepa-exact-listing-history-180-day-review-count-history-is-on-file","source":"Keepa exact-listing history","class":"gap","noted":false,"severity":"info","weight":16,"headline":"180-day review-count history is on file","detail":"Exact-listing history records written-review counts from 106 on 2025-07-20 to 116 on 2026-07-11 (net +10). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","proof":"Exact-listing history records written-review counts from 106 on 2025-07-20 to 116 on 2026-07-11 (net +10). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","identity_basis":"listing","status":"live","source_refs":["keepa_history","source_listing"],"source_url":"https://keepa.com/#!product/1-B000LVFIZ0","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-15","presentation_tone":"gap","evidence_id":"ev-aae3a8553d2f","evidence_url":"https://lookcloser.ai/e/ev-aae3a8553d2f","content_fingerprint":"sha256:9efeea12872bd1221c60e4d0ee9600524ad4159848292f4b85237d13340b04f2","registry_receipts":[],"evidence":{"summary":"Exact-listing history records written-review counts from 106 on 2025-07-20 to 116 on 2026-07-11 (net +10). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","source_refs":["keepa_history","source_listing"],"source_records":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","looked":"LookCloser checked Keepa exact-listing history.","found":"Exact-listing history records written-review counts from 106 on 2025-07-20 to 116 on 2026-07-11 (net +10). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic."},"html_anchor":"finding-keepa-exact-listing-history-180-day-review-count-history-is-on-file","report_url":"https://lookcloser.ai/p/737870345107/full#finding-keepa-exact-listing-history-180-day-review-count-history-is-on-file"},{"id":"uspto-trademark-registry-package-and-trademark-records-name-different-re","source":"USPTO trademark registry","class":"gap","noted":true,"severity":"info","weight":14,"headline":"Package and trademark records name different responsible entities","detail":"The package says manufactured for: Quality Supplements and Vitamins, Inc., Ft. Lauderdale, FL 33309. USPTO names Life Extension Foundation, Inc. as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship.","proof":"The package says manufactured for: Quality Supplements and Vitamins, Inc., Ft. Lauderdale, FL 33309. USPTO names Life Extension Foundation, Inc. as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship.","identity_basis":"owner_exact","status":"live","source_refs":["uspto_search","facts_panel"],"source_url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","scope":"brand_owner","inference_level":"gap","observed_at":"2026-08-15","presentation_tone":"gap","evidence_id":"ev-702415fbd5fb","evidence_url":"https://lookcloser.ai/e/ev-702415fbd5fb","content_fingerprint":"sha256:0ddc13089ef225b03b8164742cd11311383912099aee6afb1d7880e2b2bbe27c","registry_receipts":[{"source":"uspto_search","url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","label":"USPTO · Registration 3789340","registry_name":"USPTO","standard":null,"identifier":"Registration 3789340"}],"evidence":{"summary":"The package says manufactured for: Quality Supplements and Vitamins, Inc., Ft. Lauderdale, FL 33309. USPTO names Life Extension Foundation, Inc. as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship.","source_refs":["uspto_search","facts_panel"],"source_records":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-15","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 3789340","receipt_label":"USPTO · Registration 3789340"},{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","looked":"LookCloser checked USPTO trademark registry.","found":"The package says manufactured for: Quality Supplements and Vitamins, Inc., Ft. Lauderdale, FL 33309. USPTO names Life Extension Foundation, Inc. as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship."},"html_anchor":"finding-uspto-trademark-registry-package-and-trademark-records-name-different-re","report_url":"https://lookcloser.ai/p/737870345107/full#finding-uspto-trademark-registry-package-and-trademark-records-name-different-re"}],"evidence_records":[{"evidence_id":"ev-41b2cf434b81","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:uspto-trademark-registry-exact-trademark-owner-identified","primary_source":"uspto_search","claim":"Exact trademark owner identified","bucket":"checks_out","looked":"LookCloser checked USPTO trademark registry.","found":"USPTO lists Life Extension Foundation, Inc. (CORPORATION) in FLORIDA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","proof":{"detail":"USPTO lists Life Extension Foundation, Inc. (CORPORATION) in FLORIDA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product."},"source_refs":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-15","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 3789340","receipt_label":"USPTO · Registration 3789340"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:9e0821be99dd05244b70327c3d83285bced78f2a32d6315ea184bb940fdafcc7","evidence_url":"https://lookcloser.ai/e/ev-41b2cf434b81"},{"evidence_id":"ev-13307ee3f5f4","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:barcode-gtin-record-upc-independently-corroborated","primary_source":"barcode_search","claim":"UPC independently corroborated","bucket":"checks_out","looked":"LookCloser checked Barcode / GTIN record.","found":"UPCitemdb resolves 737870345107 to \"Life Extension L-Glutamine  500 mg L-glutamine  amino acid  supports muscle heal\" (Life Extension) — consistent with this listing.","proof":{"detail":"UPCitemdb resolves 737870345107 to \"Life Extension L-Glutamine  500 mg L-glutamine  amino acid  supports muscle heal\" (Life Extension) — consistent with this listing."},"source_refs":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00737870345107","observed_at":"2026-08-15","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:c2fbd38dd5b3f1698d88cba5a8785d5b3fe8a2b1c0eb6f6fd840f5b45ec4b933","evidence_url":"https://lookcloser.ai/e/ev-13307ee3f5f4"},{"evidence_id":"ev-4e5628adf783","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:review_velocity_gradual","primary_source":"source_listing","claim":"The review count moved gradually, not in one burst","bucket":"checks_out","looked":"LookCloser checked keepa.","found":"Written reviews rose from 107 to 116 between September 6, 2025 and July 11, 2026. The largest rise inside any single 30-day window was about 4, so the count moved in steps rather than in one burst.","proof":{"first":["2025-09-06",107],"last":["2026-07-11",116],"max_30d_review_gain":4},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:238fc0b96768efbafe263a2c264cb50ca54f1460434c274ba86c27123707468f","evidence_url":"https://lookcloser.ai/e/ev-4e5628adf783"},{"evidence_id":"ev-e6ce625524d4","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:nih-published-research-each-ingredient-s-amount-is-disclosed","primary_source":"facts_panel","claim":"Each ingredient’s amount is disclosed","bucket":"checks_out","looked":"LookCloser checked NIH / published research.","found":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","proof":{"detail":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:ddcd16c4adaf50ed4c6884cbba54030d067efb9c5c27b84efe8d9b16bbf2f236","evidence_url":"https://lookcloser.ai/e/ev-e6ce625524d4"},{"evidence_id":"ev-d38649335a88","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-aug-15-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Aug 15, 2026)","bucket":"unverified","looked":"LookCloser checked FDA public records.","found":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","proof":{"detail":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records."},"source_refs":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Life+Extension%22+OR+product_description:%22Life+Extension%22)&limit=5","observed_at":"2026-08-15","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Life Extension","receipt_label":"FDA enforcement search · Life Extension"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:04e0f78749101842410a16b21673a9e2f9f3bbe4393e41156daf64e7b02160fc","evidence_url":"https://lookcloser.ai/e/ev-d38649335a88"},{"evidence_id":"ev-702415fbd5fb","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:uspto-trademark-registry-package-and-trademark-records-name-different-re","primary_source":"uspto_search","claim":"Package and trademark records name different responsible entities","bucket":"unverified","looked":"LookCloser checked USPTO trademark registry.","found":"The package says manufactured for: Quality Supplements and Vitamins, Inc., Ft. Lauderdale, FL 33309. USPTO names Life Extension Foundation, Inc. as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship.","proof":{"detail":"The package says manufactured for: Quality Supplements and Vitamins, Inc., Ft. Lauderdale, FL 33309. USPTO names Life Extension Foundation, Inc. as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship."},"source_refs":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-15","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 3789340","receipt_label":"USPTO · Registration 3789340"},{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:0ddc13089ef225b03b8164742cd11311383912099aee6afb1d7880e2b2bbe27c","evidence_url":"https://lookcloser.ai/e/ev-702415fbd5fb"},{"evidence_id":"ev-fa47477ac3ec","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:label-and-serving-arithmetic-label-math-could-not-be-verified","primary_source":"facts_panel","claim":"Label math could not be verified","bucket":"unverified","looked":"LookCloser checked Label and serving arithmetic.","found":"The retained listing evidence does not establish net weight, unit count, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike.","proof":{"detail":"The retained listing evidence does not establish net weight, unit count, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:d0e0cde1b9eef6f426aec72824d047d42d963c4f4bae13f5336030e0f998dbbf","evidence_url":"https://lookcloser.ai/e/ev-fa47477ac3ec"},{"evidence_id":"ev-3a2e5481eed7","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:label-and-serving-arithmetic-public-label-filing-not-retained","primary_source":"facts_panel","claim":"Public label filing not retained","bucket":"unverified","looked":"LookCloser checked Label and serving arithmetic.","found":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists.","proof":{"detail":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:fb12400734d40b4e5046092a96517f640cd5107845404f9f132373c0e820697c","evidence_url":"https://lookcloser.ai/e/ev-3a2e5481eed7"},{"evidence_id":"ev-aae3a8553d2f","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:keepa-exact-listing-history-180-day-review-count-history-is-on-file","primary_source":"keepa_history","claim":"180-day review-count history is on file","bucket":"unverified","looked":"LookCloser checked Keepa exact-listing history.","found":"Exact-listing history records written-review counts from 106 on 2025-07-20 to 116 on 2026-07-11 (net +10). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","proof":{"detail":"Exact-listing history records written-review counts from 106 on 2025-07-20 to 116 on 2026-07-11 (net +10). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic."},"source_refs":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:9efeea12872bd1221c60e4d0ee9600524ad4159848292f4b85237d13340b04f2","evidence_url":"https://lookcloser.ai/e/ev-aae3a8553d2f"},{"evidence_id":"ev-e534eb1ed093","record_id":"737870345107","gtin":"737870345107","claim_key":"finding:keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam","primary_source":"keepa_history","claim":"This item belongs to a catalog variation family","bucket":"unverified","looked":"LookCloser checked Keepa exact-listing history.","found":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant.","proof":{"detail":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant."},"source_refs":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:10dae6c9685aff6394a7cdb84d2e2567b8e313ad78ff29b9664385d10a2b85b4","evidence_url":"https://lookcloser.ai/e/ev-e534eb1ed093"},{"evidence_id":"ev-bbc1a4c98f18","record_id":"737870345107","gtin":"737870345107","claim_key":"claim:testing","primary_source":"source_listing","claim":"“matter—Sourced using only the finest raw ingredients with the purity and potency your body”","bucket":"unverified","looked":"the observed listing, retained brand product page, any linked COA or test report; NSF, IFOS, USP, Informed-Sport were not queried","found":"No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. NSF, IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","proof":{"kind":"testing","status":"unverified","snippet":"…Ingredients matter—Sourced using only the finest raw ingredients with the purity and potency your body deserves.…"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"brand_store","source_url":"https://www.lifeextension.com","observed_at":"2026-08-15","identity_basis":"brand_domain_only","scope":"brand_or_exact_product"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:2dc0e9d3d64b630fa56badb7ae96aa6972585be140b8d54cd521e09fda3e5a74","evidence_url":"https://lookcloser.ai/e/ev-bbc1a4c98f18"},{"evidence_id":"ev-d9451df6e4e2","record_id":"737870345107","gtin":"737870345107","claim_key":"claim:origin","primary_source":"source_listing","claim":"“majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we”","bucket":"unverified","looked":"customs records or label filings showing where ingredients were sourced and where it was made","found":"“Made in USA” can describe only final bottling. Ingredient-sourcing records were not located for this product.","proof":{"kind":"origin","status":"unverified","snippet":"…The majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce.…"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:f9a23760d2cecb2dbb04e921416025a7f49795d279d64e39c30005c456eaa5d3","evidence_url":"https://lookcloser.ai/e/ev-d9451df6e4e2"}],"label_math":{"verdict":"UNKNOWN","claimed_subject":null,"claimed_mg":null,"serving_mass_mg":null,"percent_of_serving":null,"serving_mass_source":null,"ambiguity":null,"declared_actives_total_mg":500,"headline_claim_mg":null,"headline_subject":null,"subject_actual_mg":null},"listing_claims":{"dose_claims":[],"testing":{"claimed":false,"named_lab_or_certifier":false},"container":{"units":null,"servings":null,"pack_count":1,"units_conflict":false},"marketing_text":["For Mood, Muscle and Immune Support*","DIETARY SUPPLEMENT","Supports healthy muscle mass","Encourages a strong immune response","Promotes gut health","The muscle & immune health amino acid","Take 1 capsule a day","100 vegetarian capsules","3+ month supply","L-glutamine helps your body build muscle, mount a strong immune defense and support gut health."],"certification_text":["GLUTEN FREE","NON GMO","ConsumerLab"],"claim_checks":[{"kind":"testing","label":"Quality-testing claim","snippet":"…Ingredients matter—Sourced using only the finest raw ingredients with the purity and potency your body deserves.…","looked":"the observed listing, retained brand product page, any linked COA or test report; NSF, IFOS, USP, Informed-Sport were not queried","found":"No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. NSF, IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","status":"unverified"},{"kind":"origin","label":"Origin claim","snippet":"…The majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce.…","looked":"customs records or label filings showing where ingredients were sourced and where it was made","found":"“Made in USA” can describe only final bottling. Ingredient-sourcing records were not located for this product.","status":"unverified"},{"kind":"efficacy","label":"Benefit claim","snippet":"Life Extension L-Glutamine, 500 mg L-glutamine, Amino Acid, Supports Muscle Health and Immune Health, Gluten-Free, Non-GMO, 100 Vegetarian Capsules…","looked":"whether the ingredient doses on the label match the doses used in published research","found":"Ingredient-level evidence for this formula isn’t in our knowledge base yet. Recorded as not assessed — not as a negative.","status":"not-assessed"}],"identity_basis":"source_listing_and_identity_bound_label"},"facts_panel_status":"captured","label_photo_read":{"src":"vision:claude-cli:subscription","reader_version":"2026-07-27.1","images_read":8,"raw_reads":[{"img":0,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"LIFE EXTENSION\", \"product_name\": \"L-Glutamine 500 mg\", \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": \"100 VEGETARIAN CAPSULES\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"For Mood, Muscle and Immune Support*\", \"DIETARY SUPPLEMENT\"], \"certifications\": [\"GLUTEN FREE\", \"NON GMO\"]}\n```\n"},{"img":1,"model":"claude-cli:subscription","text":"```json\n{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": true, \"serving_size_text\": \"Serving Size 1 Vegetarian Capsule\", \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [{\"role\": \"manufactured_for\", \"name\": \"Quality Supplements and Vitamins, Inc.\", \"address\": \"Ft. Lauderdale, FL 33309\", \"verbatim\": \"Manufactured for: Quality Supplements and Vitamins, Inc. Ft. Lauderdale, FL 33309 • LifeExtension.com\"}], \"websites\": [\"LifeExtension.com\"], \"actives\": [{\"name\": \"L-Glutamine (free form amino acid)\", \"amount\": \"500\", \"unit\": \"mg\"}], \"label_claims\": [], \"certifications\": []}\n```\n"},{"img":2,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": true, \"serving_size_text\": \"Serving Size 1 Vegetarian Capsule\", \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [{\"name\": \"L-Glutamine (free form amino acid)\", \"amount\": \"500\", \"unit\": \"mg\"}], \"label_claims\": [], \"certifications\": []}\n"},{"img":3,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Supports healthy muscle mass\", \"Encourages a strong immune response\", \"Promotes gut health\"], \"certifications\": []}\n"},{"img":4,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": \"100 vegetarian capsules\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"The muscle & immune health amino acid\", \"Take 1 capsule a day\", \"100 vegetarian capsules\", \"3+ month supply\"], \"certifications\": []}\n"},{"img":5,"model":"claude-cli:subscription","text":"```json\n{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"L-glutamine helps your body build muscle, mount a strong immune defense and support gut health.\"], \"certifications\": []}\n```\n"},{"img":6,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"LIFE EXTENSION\", \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [\"www.consumerlab.com/survey\"], \"actives\": [], \"label_claims\": [\"#1 Rated Catalog/Internet Merchant – 8 Time Winner!\", \"TOP RATED CATALOGUE/INTERNET MERCHANT\", \"CONSUMER SATISFACTION\", \"8 Time Winner\", \"Ratings based on results of the 2023 ConsumerLab.com Survey of Supplement Users.\"], \"certifications\": [\"ConsumerLab\"]}\n```\n"},{"img":7,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"More than 40 years of scientific innovation\"], \"certifications\": []}\n"}],"source_images":["https://m.media-amazon.com/images/I/717b4fLib5L.jpg","https://m.media-amazon.com/images/I/71NdNt3mGUL.jpg","https://m.media-amazon.com/images/I/81ZEKG6TmML.jpg","https://m.media-amazon.com/images/I/7169IDnFnBL.jpg","https://m.media-amazon.com/images/I/716SklkxnbL.jpg","https://m.media-amazon.com/images/I/8178dZkue4L.jpg","https://m.media-amazon.com/images/I/81dUfSV6aLL.jpg","https://m.media-amazon.com/images/I/91oD-nUq1UL.jpg"],"facts_panel_image":1,"brand":"LIFE EXTENSION","product_name":"L-Glutamine 500 mg","barcode":null,"barcode_identity_status":"unreadable_or_absent","serving_size_text":"Serving Size 1 Vegetarian Capsule","serving_size_g":null,"servings_per_container":null,"net_weight_text":null,"net_weight_g":null,"unit_count_text":"100 VEGETARIAN CAPSULES","actives":[{"name":"L-Glutamine (free form amino acid)","amount":"500","unit":"mg"}],"responsible_parties":[{"role":"manufactured_for","name":"Quality Supplements and Vitamins, Inc.","address":"Ft. Lauderdale, FL 33309","verbatim":"Manufactured for: Quality Supplements and Vitamins, Inc. Ft. Lauderdale, FL 33309 • LifeExtension.com"}],"websites":["LifeExtension.com","www.consumerlab.com/survey"],"label_claims":["For Mood, Muscle and Immune Support*","DIETARY SUPPLEMENT","Supports healthy muscle mass","Encourages a strong immune response","Promotes gut health","The muscle & immune health amino acid","Take 1 capsule a day","100 vegetarian capsules","3+ month supply","L-glutamine helps your body build muscle, mount a strong immune defense and support gut health."],"certifications":["GLUTEN FREE","NON GMO","ConsumerLab"],"panel_rows":[{"name":"L-Glutamine (free form amino acid)","amount":"500","unit":"mg"}]},"resolved_facts_panel":{"src":"vision:claude-cli:subscription","reader_version":"2026-07-27.1","images_read":8,"raw_reads":[{"img":0,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"LIFE EXTENSION\", \"product_name\": \"L-Glutamine 500 mg\", \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": \"100 VEGETARIAN CAPSULES\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"For Mood, Muscle and Immune Support*\", \"DIETARY SUPPLEMENT\"], \"certifications\": [\"GLUTEN FREE\", \"NON GMO\"]}\n```\n"},{"img":1,"model":"claude-cli:subscription","text":"```json\n{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": true, \"serving_size_text\": \"Serving Size 1 Vegetarian Capsule\", \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [{\"role\": \"manufactured_for\", \"name\": \"Quality Supplements and Vitamins, Inc.\", \"address\": \"Ft. Lauderdale, FL 33309\", \"verbatim\": \"Manufactured for: Quality Supplements and Vitamins, Inc. Ft. Lauderdale, FL 33309 • LifeExtension.com\"}], \"websites\": [\"LifeExtension.com\"], \"actives\": [{\"name\": \"L-Glutamine (free form amino acid)\", \"amount\": \"500\", \"unit\": \"mg\"}], \"label_claims\": [], \"certifications\": []}\n```\n"},{"img":2,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": true, \"serving_size_text\": \"Serving Size 1 Vegetarian Capsule\", \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [{\"name\": \"L-Glutamine (free form amino acid)\", \"amount\": \"500\", \"unit\": \"mg\"}], \"label_claims\": [], \"certifications\": []}\n"},{"img":3,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Supports healthy muscle mass\", \"Encourages a strong immune response\", \"Promotes gut health\"], \"certifications\": []}\n"},{"img":4,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": \"100 vegetarian capsules\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"The muscle & immune health amino acid\", \"Take 1 capsule a day\", \"100 vegetarian capsules\", \"3+ month supply\"], \"certifications\": []}\n"},{"img":5,"model":"claude-cli:subscription","text":"```json\n{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"L-glutamine helps your body build muscle, mount a strong immune defense and support gut health.\"], \"certifications\": []}\n```\n"},{"img":6,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"LIFE EXTENSION\", \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [\"www.consumerlab.com/survey\"], \"actives\": [], \"label_claims\": [\"#1 Rated Catalog/Internet Merchant – 8 Time Winner!\", \"TOP RATED CATALOGUE/INTERNET MERCHANT\", \"CONSUMER SATISFACTION\", \"8 Time Winner\", \"Ratings based on results of the 2023 ConsumerLab.com Survey of Supplement Users.\"], \"certifications\": [\"ConsumerLab\"]}\n```\n"},{"img":7,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"More than 40 years of scientific innovation\"], \"certifications\": []}\n"}],"source_images":["https://m.media-amazon.com/images/I/717b4fLib5L.jpg","https://m.media-amazon.com/images/I/71NdNt3mGUL.jpg","https://m.media-amazon.com/images/I/81ZEKG6TmML.jpg","https://m.media-amazon.com/images/I/7169IDnFnBL.jpg","https://m.media-amazon.com/images/I/716SklkxnbL.jpg","https://m.media-amazon.com/images/I/8178dZkue4L.jpg","https://m.media-amazon.com/images/I/81dUfSV6aLL.jpg","https://m.media-amazon.com/images/I/91oD-nUq1UL.jpg"],"facts_panel_image":1,"brand":"LIFE EXTENSION","product_name":"L-Glutamine 500 mg","barcode":null,"barcode_identity_status":"unreadable_or_absent","serving_size_text":"Serving Size 1 Vegetarian Capsule","serving_size_g":null,"servings_per_container":null,"net_weight_text":null,"net_weight_g":null,"unit_count_text":"100 VEGETARIAN CAPSULES","actives":[{"name":"L-Glutamine (free form amino acid)","amount":"500","unit":"mg"}],"responsible_parties":[{"role":"manufactured_for","name":"Quality Supplements and Vitamins, Inc.","address":"Ft. Lauderdale, FL 33309","verbatim":"Manufactured for: Quality Supplements and Vitamins, Inc. Ft. Lauderdale, FL 33309 • LifeExtension.com"}],"websites":["LifeExtension.com","www.consumerlab.com/survey"],"label_claims":["For Mood, Muscle and Immune Support*","DIETARY SUPPLEMENT","Supports healthy muscle mass","Encourages a strong immune response","Promotes gut health","The muscle & immune health amino acid","Take 1 capsule a day","100 vegetarian capsules","3+ month supply","L-glutamine helps your body build muscle, mount a strong immune defense and support gut health."],"certifications":["GLUTEN FREE","NON GMO","ConsumerLab"],"panel_rows":[{"name":"L-Glutamine (free form amino acid)","amount":"500","unit":"mg"}]},"nih_dsld":null,"ingredient_science":null,"nsf_certification":null,"brand_documentation_request":null,"plain_summary":null,"fda_recalls":{"count":0},"offers_at_check_time":[["Retailer listing",11.25]],"price_comparison":{"identity_basis":"upc_gtin","record_gtin":"00737870345107","source_listing_gtin":"00737870345107","retailer_gtin_match":true,"brand_store_gtin_match":false,"seller_identifiers":{},"same_product_only":true,"offers":[["Amazon",11.25]],"offer_records":[{"seller":"Amazon","price":11.25,"currency":"USD","url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15T08:46:33.275710+00:00","identity_basis":"exact_gtin","gtin":"00737870345107","rating":null,"price_source":"Keepa","price_type":"amazon_retail"}],"observed_at":"2026-08-15"},"commerce_context":{"observed_at":"2026-08-15","record_gtin":"00737870345107","source_listing":{"status":"exact_listing","url":"https://www.amazon.com/dp/B000LVFIZ0","price":11.25,"price_receipt":{"status":"available","amount":11.25,"currency":"USD","price_type":"amazon_retail","observed_at":"2026-08-15T08:46:33.275710+00:00","source":"Keepa","source_url":"https://keepa.com/#!product/1-B000LVFIZ0","listing_url":"https://www.amazon.com/dp/B000LVFIZ0","identity_basis":"exact_listing_identifier","listing_identifier":"B000LVFIZ0","raw_cents":1125},"rating":null,"rating_count":null,"published_gtin":"00737870345107"},"brand_site":{"status":"store_found_no_product","host":"https://www.lifeextension.com","url":"https://www.lifeextension.com","title":null,"variant":null,"price":null,"availability":"unknown","published_gtin":null,"identity_basis":"brand_domain_only","comparison_allowed":false,"candidate_binding":null,"shared_marketing_markers":[],"review_surface":null,"testing_surface":null},"exact_offers":[{"seller":"Amazon","price":11.25,"currency":"USD","url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15T08:46:33.275710+00:00","identity_basis":"exact_gtin","gtin":"00737870345107","rating":null,"price_source":"Keepa","price_type":"amazon_retail"}],"external_marketplaces":{"iherb":{"source":"iHerb","status":"eligible_not_checked","identity_basis":"exact_gtin_required","gtin":"00737870345107","search_url":"https://www.iherb.com/search?kw=Life+Extension+Life+Extension+L-Glutamine%2C+500+mg+L-glutamine%2C+Amino+Acid%2C+Supports+Muscle+Health+and+Immune+Health%2C+Gluten-Free%2C+Non-GMO%2C+100+Vegetarian+Capsules"},"target":{"source":"Target","status":"eligible_not_checked","identity_basis":"exact_gtin_required","gtin":"00737870345107","search_url":"https://www.target.com/s?searchTerm=Life+Extension+Life+Extension+L-Glutamine%2C+500+mg+L-glutamine%2C+Amino+Acid%2C+Supports+Muscle+Health+and+Immune+Health%2C+Gluten-Free%2C+Non-GMO%2C+100+Vegetarian+Capsules"},"walmart":{"source":"Walmart","status":"eligible_not_checked","identity_basis":"exact_gtin_required","gtin":"00737870345107","search_url":"https://www.walmart.com/search?q=Life+Extension+Life+Extension+L-Glutamine%2C+500+mg+L-glutamine%2C+Amino+Acid%2C+Supports+Muscle+Health+and+Immune+Health%2C+Gluten-Free%2C+Non-GMO%2C+100+Vegetarian+Capsules"}},"comparison_status":"exact_single_seller","identity_rule":"Prices and reviews are compared only when both pages publish the same UPC/GTIN."},"brand_store":{"domain_lookup":{"status":"confirmed","brand":"Life Extension","host":"https://www.lifeextension.com","source_url":"https://www.lifeextension.com","identity_basis":"exact_name_domain_plus_onsite_brand","observed_at":"2026-08-15","product_sitemap_count":0,"attempts":[{"url":"https://www.lifeextension.com","outcome":"brand_name_observed"}]},"host":"https://www.lifeextension.com","platform":"headless_or_other","discovery_basis":"exact_name_domain_plus_onsite_brand"},"brand_review_surface":null,"ratings_surface":{"stars":null,"count":null,"observed_at":"2026-08-15","source_ref":"source_listing","identity_basis":"exact_listing_identifier","note":"retailer rating surface; not a product-quality or authenticity verdict"},"review_count_history":{"identity_basis":"exact_listing_identifier","selection_basis":"built_record","demand_reach":null,"rating_count":{"points":[],"summary":null},"written_review_count":{"points":[["2025-07-20",106],["2025-09-06",107],["2025-09-14",108],["2025-10-05",107],["2025-12-31",108],["2026-02-03",109],["2026-03-03",113],["2026-05-08",115],["2026-06-05",114],["2026-06-27",115],["2026-07-11",116]],"summary":{"start":["2025-07-20",106],"latest":["2026-07-11",116],"net_change":10,"largest_increase":4,"largest_decrease":-1}},"price_snapshot":{"status":"available","amount":11.25,"currency":"USD","price_type":"amazon_retail","observed_at":"2026-08-15T08:46:33.275710+00:00","source":"Keepa","source_url":"https://keepa.com/#!product/1-B000LVFIZ0","listing_url":"https://www.amazon.com/dp/B000LVFIZ0","identity_basis":"exact_listing_identifier","listing_identifier":"B000LVFIZ0","raw_cents":1125},"catalog_snapshot":{"observed_at":"2026-08-15T08:46:33.275710+00:00","listed_since":"2006-12-12","parent_listing_identifier":"B0D1V5GNK3","root_category_id":3760901,"category_path":[{"id":3760901,"name":"Health & Household"},{"id":23675621011,"name":"Vitamins, Minerals & Supplements"},{"id":10781161,"name":"Amino Acids"},{"id":6939952011,"name":"L-Glutamine"}],"brand":"Life Extension","manufacturer":"Life Extension","monthly_sold_estimate":1000,"monthly_sold_note":"Source estimate; demand context only, not verified unit sales.","review_counts_last_observed":"2026-08-03","sales_rank_drops":{"30_days":11,"90_days":28,"180_days":50},"out_of_stock_percentage":{"30_days":null,"90_days":null,"180_days":null},"offer_count":1,"context_note":"Rank drops, stockout percentages, offer counts, and monthly-sold values are source observations or estimates; they do not establish product quality."}},"source_registry":{"source_listing":{"type":"product_listing","scope":"exact_listing","observed_at":"2026-08-15","url":"https://www.amazon.com/dp/B000LVFIZ0","identity_basis":"listing_identifier","limitation":null},"barcode_search":{"type":"barcode_registry_search","scope":"exact_gtin","observed_at":"2026-08-15","url":"https://world.openfoodfacts.org/product/00737870345107","identity_basis":"gtin"},"nih_dsld_search":{"type":"government_label_catalog","scope":"product_label","observed_at":"2026-08-15","url":"https://dsld.od.nih.gov/","identity_basis":"search_only","checked":false,"registry_name":"NIH DSLD","identifier":null,"receipt_label":null},"uspto_search":{"type":"government_trademark_registry","scope":"brand","observed_at":"2026-08-15","url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods","checked":true,"registry_name":"USPTO","identifier":"Registration 3789340","receipt_label":"USPTO · Registration 3789340"},"openfda_search":{"type":"government_enforcement_search","scope":"product_or_brand","observed_at":"2026-08-15","url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Life+Extension%22+OR+product_description:%22Life+Extension%22)&limit=5","identity_basis":"search_only","checked":true,"registry_name":"FDA enforcement","identifier":"Life Extension","receipt_label":"FDA enforcement search · Life Extension"},"nsf_search":{"type":"certification_registry_search","scope":"product_or_brand","observed_at":"2026-08-15","url":"https://info.nsf.org/Certified/dietary/","identity_basis":"search_only","checked":false,"registry_name":"NSF","standard":null,"identifier":null,"receipt_label":null},"keepa_history":{"type":"paid_catalog_history","scope":"exact_listing","observed_at":"2026-08-15","url":"https://keepa.com/#!product/1-B000LVFIZ0","identity_basis":"exact_listing_identifier"},"facts_panel":{"type":"image_read_supplement_facts","scope":"exact_listing","observed_at":"2026-08-15","url":"https://www.amazon.com/dp/B000LVFIZ0","identity_basis":"listing_identifier","limitation":null},"brand_store":{"type":"brand_storefront","scope":"brand_or_exact_product","observed_at":"2026-08-15","url":"https://www.lifeextension.com","identity_basis":"brand_domain_only","comparison_allowed":false,"limitation":null}},"decision_support":{"disclosure":{"status":"amounts_disclosed","summary":"All 1 captured rows publish an amount.","captured_rows":1,"quantified_rows":1,"separately_quantified_rows":1,"combined_blend_rows":[],"integrity_tells":[],"derived_from":["facts_panel"]},"identity_convergence":{"gtin":"00737870345107","confirmations":["source_listing_gtin","external_barcode_record"],"confirmation_count":2,"summary":"2 source(s) matched to this exact product agree on its identity.","not_a_quality_score":true},"research_coverage":{"panel_rows":1,"ingredients_with_reference_context":0,"exact_product_dose_comparisons":0,"dose_comparison_finding_ids":[],"blend_limits_dose_comparison":false,"limitation":"Ingredient context is not product efficacy evidence."},"review_trajectory":{"status":"observed","start":{"date":"2025-07-20","count":106},"latest":{"date":"2026-07-11","count":116},"net_change":10,"span_days":356,"average_change_per_30_days":0.8,"largest_single_interval_increase":4,"identity_basis":"exact_listing_identifier","limitation":"Count movement does not establish review authenticity; variation families may share counts."},"review_surface_comparison":null,"market":{"offers":[{"seller":"Amazon","price":11.25,"currency":"USD","url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15T08:46:33.275710+00:00","identity_basis":"exact_gtin","gtin":"00737870345107","rating":null,"price_source":"Keepa","price_type":"amazon_retail"}],"exact_gtin_only":true,"price_spread":null,"servings_basis":null,"limitation":"Prices are point-in-time observations."},"ownership":{"status":"found","owner":{"name":"Life Extension Foundation, Inc.","entity":"CORPORATION","country":"FLORIDA, USA","address_filed":"3600 West Commercial Blvd., Ft. Lauderdale, FLORIDA 33309, UNITED STATES","address_public":"FLORIDA 33309, UNITED STATES","serial_number":"77690767","registration_number":"3789340","wordmark":"LIFE EXTENSION","status_description":"REGISTERED AND RENEWED","filed_date":"2009-03-13T00:00:00","first_use_commerce_date":"1980-10-17","registration_date":"2010-05-18","assignment_recorded":true,"goods_services":["IC 005: dietary and nutritional supplements."],"source":"USPTO Trademark Search","source_url":"https://tsdr.uspto.gov/#caseNumber=77690767&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods"},"candidate_count":1,"brand_age_months":549.9,"manufacturer_link":"not_established","limitation":"Trademark ownership does not establish manufacturer or country of manufacture."},"open_questions":[{"finding_id":"label-and-serving-arithmetic-label-math-could-not-be-verified","question":"Do the labeled amounts reconcile with the stated serving and container?","source_headline":"Label math could not be verified","needed_evidence":"Supplement Facts panel matched to this exact product","priority":26,"absence_is_not_a_strike":true}],"connected_signals":[{"id":"origin_claim_owner_jurisdiction_question","observation":"The listing makes an origin claim while the exact wordmark owner files from FLORIDA, USA.","implication":"Ownership jurisdiction and manufacturing origin are different facts; sourcing records would settle whether the origin claim applies to ingredients, processing, or final packaging.","derived_from":["source_listing","uspto_search"],"inference_level":"question","limitation":"A foreign trademark owner does not contradict a domestic manufacturing claim."}],"evidence_balance":{"documented_concerns":0,"confirmed_checks":4,"neutral_or_open_findings":6,"material_open_questions":1,"concern_finding_ids":[],"confirmation_finding_ids":["uspto-trademark-registry-exact-trademark-owner-identified","barcode-gtin-record-upc-independently-corroborated","review_velocity_gradual","nih-published-research-each-ingredient-s-amount-is-disclosed"]},"claim_scorecard":{"version":"2026-07-23.9","fairness_note":"Couldn’t verify means public proof was not found; it is not a mark against the product. Ingredient research is not treated as a trial of this exact product.","bucket_order":["contradicted","overreaching","checks_out","partly","claimed_no_support","unverified"],"buckets":{"contradicted":[],"overreaching":[],"checks_out":[],"partly":[],"claimed_no_support":[],"unverified":[{"bucket":"unverified","claim_key":"claim:origin","claim":"“majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we”","check":"“Made in USA” can describe only final bottling. Ingredient-sourcing records were not located for this product.","looked":"customs records or label filings showing where ingredients were sourced and where it was made","found":"“Made in USA” can describe only final bottling. Ingredient-sourcing records were not located for this product.","finding_id":null,"registry_receipts":[],"evidence_id":"ev-d9451df6e4e2","evidence_url":"https://lookcloser.ai/e/ev-d9451df6e4e2","content_fingerprint":"sha256:f9a23760d2cecb2dbb04e921416025a7f49795d279d64e39c30005c456eaa5d3","observed_at":"2026-08-15","source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"proof":{"kind":"origin","status":"unverified","snippet":"…The majority of our products are non-GMO, gluten-free and manufactured in the USA—and a Certificate of Analysis is available for every product we produce.…"}},{"bucket":"unverified","claim_key":"claim:testing","claim":"“matter—Sourced using only the finest raw ingredients with the purity and potency your body”","check":"No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. NSF, IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","looked":"the observed listing, retained brand product page, any linked COA or test report; NSF, IFOS, USP, Informed-Sport were not queried","found":"No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. NSF, IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","finding_id":null,"registry_receipts":[],"evidence_id":"ev-bbc1a4c98f18","evidence_url":"https://lookcloser.ai/e/ev-bbc1a4c98f18","content_fingerprint":"sha256:2dc0e9d3d64b630fa56badb7ae96aa6972585be140b8d54cd521e09fda3e5a74","observed_at":"2026-08-15","source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"brand_store","source_url":"https://www.lifeextension.com","observed_at":"2026-08-15","identity_basis":"brand_domain_only","scope":"brand_or_exact_product"}],"proof":{"kind":"testing","status":"unverified","snippet":"…Ingredients matter—Sourced using only the finest raw ingredients with the purity and potency your body deserves.…"}}]},"counts":{"contradicted":0,"overreaching":0,"checks_out":0,"partly":0,"claimed_no_support":0,"unverified":2},"puffery":[],"consumed_finding_ids":[]},"brand_presence":{"status":"store_found_no_product","host":"https://www.lifeextension.com","exact_product_page":null,"consumer_meaning":"Brand presence is reported separately from exact-product identity.","absence_is_not_a_strike":true}},"observations":{"offers":[{"seller":"Amazon","price":11.25,"currency":"USD","url":"https://www.amazon.com/dp/B000LVFIZ0","observed_at":"2026-08-15T08:46:33.275710+00:00","identity_basis":"exact_gtin","gtin":"00737870345107","rating":null,"price_source":"Keepa","price_type":"amazon_retail"}],"ratings":{"stars":null,"count":null,"observed_at":"2026-08-15","source_ref":"source_listing"},"facts_panel_source":"listing_image"},"report_url":"https://lookcloser.ai/p/737870345107","methodology":"https://lookcloser.ai/methodology","built_at":"2026-08-15T11:18:32Z","status":"complete","caveats":["Pre-launch beta; not yet independently archived.","Listing-image panel data was machine-read; transcription errors are possible.","Prices and ratings are point-in-time snapshots.","LookCloser does not advise for or against any supplement."],"content_fingerprint":"sha256:fe13e4879aac2c89afe3fd715234cca3ff83acd643d162dd44b3b366dc241afa"}