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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/lc-592ac418/full#finding-uspto-trademark-registry-exact-trademark-owner-identified"},{"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, 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, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. 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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/lc-592ac418/full#finding-label-and-serving-arithmetic-label-math-could-not-be-verified"},{"id":"nih-published-research-research-context-is-available-for-the-listed-ingr","source":"NIH / published research","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Research context is available for the listed ingredients","detail":"Published sources describe how magnesium have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","proof":"Published sources describe how magnesium have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","identity_basis":"ingredient","status":"live","source_refs":["nih_ods_magnesium","pubmed_magnesium"],"source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","scope":"ingredient_context","inference_level":"gap","observed_at":"2026-08-08","presentation_tone":"gap","evidence_id":"ev-52422dc9f456","evidence_url":"https://lookcloser.ai/e/ev-52422dc9f456","content_fingerprint":"sha256:33b5e517dc6e2169552dfd20b4f4fe6c23852e8a12bd7862a97b8cee3a1d983a","registry_receipts":[{"source":"nih_ods_magnesium","url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","label":"NIH ODS — Magnesium fact sheet","registry_name":"NIH ODS","standard":null,"identifier":"magnesium"}],"evidence":{"summary":"Published sources describe how magnesium have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","source_refs":["nih_ods_magnesium","pubmed_magnesium"],"source_records":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-08","looked":"LookCloser checked NIH / published research.","found":"Published sources describe how magnesium have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation."},"html_anchor":"finding-nih-published-research-research-context-is-available-for-the-listed-ingr","report_url":"https://lookcloser.ai/p/lc-592ac418/full#finding-nih-published-research-research-context-is-available-for-the-listed-ingr"},{"id":"fda-public-records-fda-recall-appears-in-this-brand-s-history","source":"FDA public records","class":"gap","noted":true,"severity":"info","weight":19,"headline":"FDA recall appears in this brand's history","detail":"This recall is not about the product on this page. Jarrow Formulas Inc recalled a different product on January 15, 2018. FDA has since closed that case. The recalled item was “Jarrow Formulas Liquid L-Carnitine; 16 fl oz. (475 ml) bottle, dietary supplement; product number 102006; UPC 7 90011 02006 6; Vitamin B5 10 mg; L-Carnitine 1000 mg; Other i”. FDA recorded the reason as “A higher than normal micro result was found at the six month time point for one lot of Liquid L-Carnitine”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","proof":"This recall is not about the product on this page. Jarrow Formulas Inc recalled a different product on January 15, 2018. FDA has since closed that case. The recalled item was “Jarrow Formulas Liquid L-Carnitine; 16 fl oz. (475 ml) bottle, dietary supplement; product number 102006; UPC 7 90011 02006 6; Vitamin B5 10 mg; L-Carnitine 1000 mg; Other i”. FDA recorded the reason as “A higher than normal micro result was found at the six month time point for one lot of Liquid L-Carnitine”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","identity_basis":"none","status":"live","source_refs":["openfda_search"],"source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Jarrow+Formulas%22+OR+product_description:%22Jarrow+Formulas%22)&limit=5","scope":"search_scope","inference_level":"gap","observed_at":"2026-08-08","presentation_tone":"caution","evidence_id":"ev-52793a30fb60","evidence_url":"https://lookcloser.ai/e/ev-52793a30fb60","content_fingerprint":"sha256:eaf6b6fa193880155f9660a9faffecbfc76f4d5dee3a0b1e81a227725e9e4794","registry_receipts":[{"source":"openfda_search","url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Jarrow+Formulas%22+OR+product_description:%22Jarrow+Formulas%22)&limit=5","label":"FDA enforcement search · Jarrow Formulas","registry_name":"FDA enforcement","standard":null,"identifier":"Jarrow Formulas"}],"evidence":{"summary":"This recall is not about the product on this page. Jarrow Formulas Inc recalled a different product on January 15, 2018. FDA has since closed that case. The recalled item was “Jarrow Formulas Liquid L-Carnitine; 16 fl oz. (475 ml) bottle, dietary supplement; product number 102006; UPC 7 90011 02006 6; Vitamin B5 10 mg; L-Carnitine 1000 mg; Other i”. FDA recorded the reason as “A higher than normal micro result was found at the six month time point for one lot of Liquid L-Carnitine”. 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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-B007LEO4Y6","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-08","presentation_tone":"gap","evidence_id":"ev-d32e09400040","evidence_url":"https://lookcloser.ai/e/ev-d32e09400040","content_fingerprint":"sha256:0c2528a88b26281958562e590d87d8db4d2593bc9858f10552c0ee00811378fa","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-B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-08","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/lc-592ac418/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 575 on 2025-07-17 to 614 on 2026-08-04 (net +39). 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 575 on 2025-07-17 to 614 on 2026-08-04 (net +39). 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-B007LEO4Y6","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-08","presentation_tone":"gap","evidence_id":"ev-2b20d0e2916f","evidence_url":"https://lookcloser.ai/e/ev-2b20d0e2916f","content_fingerprint":"sha256:6dd3010325b40799fb143faca792c0e50ec1e58d8e2656140e308ed290876f9a","registry_receipts":[],"evidence":{"summary":"Exact-listing history records written-review counts from 575 on 2025-07-17 to 614 on 2026-08-04 (net +39). 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-B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-08","looked":"LookCloser checked Keepa exact-listing history.","found":"Exact-listing history records written-review counts from 575 on 2025-07-17 to 614 on 2026-08-04 (net +39). 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/lc-592ac418/full#finding-keepa-exact-listing-history-180-day-review-count-history-is-on-file"}],"evidence_records":[{"evidence_id":"ev-4091bed35508","record_id":"lc-592ac418","gtin":null,"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 Jarrow Formulas, Inc. (CORPORATION) in CALIFORNIA, 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 Jarrow Formulas, Inc. (CORPORATION) in CALIFORNIA, 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=97709531&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-08","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 7267646","receipt_label":"USPTO · Registration 7267646"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:81b0f9a70dfb96a16251fae13580b06d44e158f466f3a9165bc20a42f5cbc16c","evidence_url":"https://lookcloser.ai/e/ev-4091bed35508"},{"evidence_id":"ev-0f4cdcbdf284","record_id":"lc-592ac418","gtin":null,"claim_key":"finding:nih-published-research-each-ingredient-s-amount-is-disclosed","primary_source":"nih_ods_magnesium","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":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:011705beff6a0a5b02c37e19dd3726bfb36f426060fa835ea6a9473873c045c0","evidence_url":"https://lookcloser.ai/e/ev-0f4cdcbdf284"},{"evidence_id":"ev-52793a30fb60","record_id":"lc-592ac418","gtin":null,"claim_key":"finding:fda-public-records-fda-recall-appears-in-this-brand-s-history","primary_source":"openfda_search","claim":"FDA recall appears in this brand's history","bucket":"unverified","looked":"LookCloser checked FDA public records.","found":"This recall is not about the product on this page. Jarrow Formulas Inc recalled a different product on January 15, 2018. FDA has since closed that case. The recalled item was “Jarrow Formulas Liquid L-Carnitine; 16 fl oz. (475 ml) bottle, dietary supplement; product number 102006; UPC 7 90011 02006 6; Vitamin B5 10 mg; L-Carnitine 1000 mg; Other i”. FDA recorded the reason as “A higher than normal micro result was found at the six month time point for one lot of Liquid L-Carnitine”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","proof":{"detail":"This recall is not about the product on this page. Jarrow Formulas Inc recalled a different product on January 15, 2018. FDA has since closed that case. The recalled item was “Jarrow Formulas Liquid L-Carnitine; 16 fl oz. (475 ml) bottle, dietary supplement; product number 102006; UPC 7 90011 02006 6; Vitamin B5 10 mg; L-Carnitine 1000 mg; Other i”. FDA recorded the reason as “A higher than normal micro result was found at the six month time point for one lot of Liquid L-Carnitine”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>."},"source_refs":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Jarrow+Formulas%22+OR+product_description:%22Jarrow+Formulas%22)&limit=5","observed_at":"2026-08-08","identity_basis":"recalling_firm","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Jarrow Formulas","receipt_label":"FDA enforcement search · Jarrow Formulas"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:eaf6b6fa193880155f9660a9faffecbfc76f4d5dee3a0b1e81a227725e9e4794","evidence_url":"https://lookcloser.ai/e/ev-52793a30fb60"},{"evidence_id":"ev-77fb373f6c0a","record_id":"lc-592ac418","gtin":null,"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, 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, 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/B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:b71ba3e808d32775f15d9424f79a2324de727556fb8857de505400763e44e511","evidence_url":"https://lookcloser.ai/e/ev-77fb373f6c0a"},{"evidence_id":"ev-2b20d0e2916f","record_id":"lc-592ac418","gtin":null,"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 575 on 2025-07-17 to 614 on 2026-08-04 (net +39). 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 575 on 2025-07-17 to 614 on 2026-08-04 (net +39). 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-B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:6dd3010325b40799fb143faca792c0e50ec1e58d8e2656140e308ed290876f9a","evidence_url":"https://lookcloser.ai/e/ev-2b20d0e2916f"},{"evidence_id":"ev-d32e09400040","record_id":"lc-592ac418","gtin":null,"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-B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:0c2528a88b26281958562e590d87d8db4d2593bc9858f10552c0ee00811378fa","evidence_url":"https://lookcloser.ai/e/ev-d32e09400040"},{"evidence_id":"ev-52422dc9f456","record_id":"lc-592ac418","gtin":null,"claim_key":"finding:nih-published-research-research-context-is-available-for-the-listed-ingr","primary_source":"nih_ods_magnesium","claim":"Research context is available for the listed ingredients","bucket":"unverified","looked":"LookCloser checked NIH / published research.","found":"Published sources describe how magnesium have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","proof":{"detail":"Published sources describe how magnesium have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation."},"source_refs":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:33b5e517dc6e2169552dfd20b4f4fe6c23852e8a12bd7862a97b8cee3a1d983a","evidence_url":"https://lookcloser.ai/e/ev-52422dc9f456"},{"evidence_id":"ev-7c6a35d484b0","record_id":"lc-592ac418","gtin":null,"claim_key":"claim:clinical","primary_source":"source_listing","claim":"“studied to support a positive”","bucket":"claimed_no_support","looked":"a named, citable clinical study of this product or formula","found":"We found no named, citable study of this product or formula. The claim may rest on ingredient research rather than a trial of this product.","proof":{"kind":"clinical","status":"not-substantiated","snippet":"…Clinically studied to support a positive mood*…"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:391a6ea98353eab42be86d2d6fa436e9e3d67ef56cddf317302f63d7c8e30d83","evidence_url":"https://lookcloser.ai/e/ev-7c6a35d484b0"},{"evidence_id":"ev-917f9285dc9e","record_id":"lc-592ac418","gtin":null,"claim_key":"claim:efficacy","primary_source":"source_listing","claim":"“Health and Function: Magnesium L Threonate supplement, or Magtein, is a unique form that has been shown to readily cross the blood-brain barrier…”","bucket":"partly","looked":"whether the ingredient doses on the label match the doses used in published research","found":"Published research exists for ingredients in this formula. Whether this product’s doses match those studies could not be confirmed.","proof":{"kind":"efficacy","status":"partly","snippet":"…Brain Health and Function: Magnesium L Threonate supplement, or Magtein, is a unique form that has been shown to readily cross the blood-brain barrier in pre-clinical st"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B007LEO4Y6","observed_at":"2026-08-08","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-08","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-08","content_fingerprint":"sha256:c6fb2cde042eb0b2fa78f542c7b0a7289cf4e39cb0f93e0fa818c41abf0d9afc","evidence_url":"https://lookcloser.ai/e/ev-917f9285dc9e"}],"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":144,"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":90,"servings":null,"pack_count":1,"units_conflict":false},"marketing_text":["MAGNESIUM L-THREONATE","BRAIN HEALTH","2 G Magtein® PER SERVING","Supports brain health, function & memory^*","Clinically studied to support a positive mood*","MENTAL WELLNESS","Powered by clinically studied Magtein® Magnesium L-Threonate","Supports a positive mood","Supports increased REM sleep","BENEFITS"],"certification_text":["vegan","Magtein","clinically studied","non-gmo","VEGAN","GLUTEN FREE","NON-GMO","Vegan"],"claim_checks":[{"kind":"clinical","label":"Clinical-evidence claim","snippet":"…Clinically studied to support a positive mood*…","looked":"a named, citable clinical study of this product or formula","found":"We found no named, citable study of this product or formula. The claim may rest on ingredient research rather than a trial of this product.","status":"not-substantiated"},{"kind":"efficacy","label":"Benefit claim","snippet":"…Brain Health and Function: Magnesium L Threonate supplement, or Magtein, is a unique form that has been shown to readily cross the blood-brain barrier in pre-clinical st","looked":"whether the ingredient doses on the label match the doses used in published research","found":"Published research exists for ingredients in this formula. Whether this product’s doses match those studies could not be confirmed.","status":"partly"}],"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":7,"raw_reads":[{"img":0,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"Jarrow FORMULAS\", \"product_name\": \"MagMind\", \"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\": \"90 VEGGIE CAPSULES\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"MAGNESIUM L-THREONATE\", \"BRAIN HEALTH\", \"2 G Magtein\\u00ae PER SERVING\", \"Supports brain health, function & memory^*\", \"Clinically studied to support a positive mood*\", \"MENTAL WELLNESS\"], \"certifications\": [\"vegan\", \"Magtein\", \"clinically studied\", \"non-gmo\"]}\n```\n"},{"img":1,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"JARROW FORMULAS\", \"product_name\": \"MagMind\", \"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\": [\"Powered by clinically studied Magtein\\u00ae Magnesium L-Threonate\", \"Supports brain health, function & memory\", \"Supports a positive mood\", \"Supports increased REM sleep\", \"BRAIN HEALTH\", \"BENEFITS\"], \"certifications\": []}\n```\n"},{"img":2,"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\": [\"2g Magnesium L-Threonate per serving\", \"Features clinically studied high absorption Magtein\\u00ae\", \"A form of magnesium from Magnesium L-Threonate and supports brain health, function, and memory in healthy adults and supports mood.\"], \"certifications\": []}\n"},{"img":3,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": \"Magnesium L-Threonate MagMind\", \"barcode\": null, \"panel\": true, \"serving_size_text\": \"3 Capsules\", \"serving_size_g\": null, \"servings_per_container\": 30, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [{\"name\": \"Magnesium (from 2,000 mg Magnesium L-Threonate)\", \"amount\": \"144\", \"unit\": \"mg\"}], \"label_claims\": [\"2,000 MG MAGTEIN\\u00ae PER SERVING\", \"30 SERVINGS\", \"No wheat, gluten, soybeans, dairy, egg, fish/shellfish, peanuts/tree nuts or sesame.\"], \"certifications\": [\"VEGAN\", \"GLUTEN FREE\", \"NON-GMO\"]}\n"},{"img":4,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"Jarrow\", \"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\": [\"Thrive for life.\", \"Jarrow® is the science that strengthens the connection between how your body performs, and how you feel inside of it. Because when your mind and body work in balance, you thrive.\"], \"certifications\": []}\n```\n"},{"img":5,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"JARROW FORMULAS\", \"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\": [\"Live better, longer.\", \"Supports balanced mood, Joint health, and liver function*\", \"Helps calm the mind & relax the body*\", \"Supports healthy sleep*\", \"RELAXATION + GENERAL HEALTH\", \"SEROTONIN PRECURSOR*\"], \"certifications\": [\"Vegan\", \"Non-gmo\", \"Gluten Free\"]}\n```\n"},{"img":6,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": true, \"serving_size_text\": \"3 Capsules\", \"serving_size_g\": null, \"servings_per_container\": 30, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [{\"name\": \"Magnesium (from 2,000 mg Magnesium L-Threonate)\", \"amount\": \"144\", \"unit\": \"mg\"}], \"label_claims\": [\"No wheat, gluten, soybeans, dairy, egg, fish/shellfish, peanuts/tree nuts or sesame.\"], \"certifications\": []}\n"}],"source_images":["https://m.media-amazon.com/images/I/71QVKqGVMpL.jpg","https://m.media-amazon.com/images/I/81RogKSBduL.jpg","https://m.media-amazon.com/images/I/71LZ+8hcUlL.jpg","https://m.media-amazon.com/images/I/71x3T3znerL.jpg","https://m.media-amazon.com/images/I/91R4+jm0DnL.jpg","https://m.media-amazon.com/images/I/81iFrlSpaIL.jpg","https://m.media-amazon.com/images/I/71TEb4xncDL.jpg"],"facts_panel_image":3,"brand":"Jarrow FORMULAS","product_name":"Magnesium L-Threonate MagMind","barcode":null,"barcode_identity_status":"unreadable_or_absent","serving_size_text":"3 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