Every ingredient amount is disclosed
The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.
Full record · 766298004495 · back to the summary

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What this is. We compare what a listing claims against what public records show — label arithmetic, barcode registries, NIH’s label catalog, FDA enforcement data, certification registries, and published research. Every statement below traces to one of those.
What the states mean. Confirmed = an outside source agrees. Contradicted = an outside source disagrees. Caution = something needs explaining. No data = we looked and found nothing — a gap, not a strike.
What it is not. A clean record is not an endorsement and never proof a product works. A thin record is not an accusation. We publish evidence and gaps; the conclusion is yours. Nothing here is medical advice.
Something wrong? Every figure is meant to be checkable — sources are named and linked. Send a correction and we’ll fix the record.
The listing-image panel publishes an amount for each of its 8 listed rows. That supports ingredient-by-ingredient review; it does not verify the contents.
| Panel row | Amount | %DV | What to notice |
|---|---|---|---|
| Thiamin (as thiamin HCI) (B₁) | 100 mg | — | |
| Riboflavin (as vitamin B2 and 60% riboflavin 5' phosphate (activated B₂)) | 12.7 mg | — | |
| Niacin (as niacinamide and 8% inositol hexaniacinate (no flush niacin)) | 108 mg | — | |
| Vitamin B6 (as pyridoxine HCl and 40% pyridoxal 5' phosphate (activated B6)) | 16.7 mg | — | |
| Folate (as Metafolin®, L-5-MTHF) (400 mcg L-5-MTHF) | 667 mcg DFE | — | |
| Vitamin B12 (as methylcobalamin) | 400 mcg | — | |
| Biotin | 400 mcg | — | |
| Pantothenic acid (as calcium pantothenate) (B5) | 100 mg | — |
FDA rules (21 CFR 101.36) require the amount of each dietary ingredient per serving unless hidden in a listed “proprietary blend” (legal, but a transparency yellow flag). A label stating no amount at all is non-compliant — a checkable red flag. This panel states amounts; the open question is whether those listed amounts are independently verified and how they compare with relevant research.
vision:google/gemini-2.5-flash Amounts are shown as listed panel data, not independently lab-tested contents.
Every check we ran
Confirmed evidence
These checks found support in the public record. They confirm specific facts, not the product as a whole.
The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.
USPTO lists Pure Encapsulations, Inc. (CORPORATION; SOCIÉTÉ ANONYME (SA)) in DELAWARE, USA; SWITZERLAND 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.
UPCitemdb resolves 766298004495 to "Pure Encapsulations B-Complex Plus - B Vitamins Supplement to Support Neurologic" (Pure Encapsulations) — consistent with this listing.
Written reviews rose from 635 to 713 between August 17, 2025 and August 21, 2026. The largest rise inside any single 30-day window was about 15, so the count moved in steps rather than in one burst.
Documented concerns
These are documented contradictions or claims that need more evidence. They are separate from missing data.
No contradictions or product-specific cautions were found at this check depth.
Unresolved public record
We looked for these signals but could not settle them from public sources. A gap is not a strike.
We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem.
This recall is not about the product on this page. Pure Encapsulations, Inc. recalled a different product on November 17, 2017. FDA has since closed that case. The recalled item was “Pure Encapsulations Systemic Enzyme Complex DIETARY SUPPLEMENT 180 CAPSULES UPC: 7 66298 00862 2”. FDA recorded the reason as “Product contains undeclared sulfites”. Verify at FDA’s recall database.
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.
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.
Exact-listing history records written-review counts from 631 on 2025-08-10 to 713 on 2026-08-21 (net +82). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.
What to ask and check
Ask the brand or seller
Is this label filed with NIH’s Dietary Supplement Label Database (DSLD)?
Filing is voluntary, so absence proves nothing — but a filed label puts the full ingredient table on public record where anyone can read it.
Most brands and sellers publish a contact route. A clear answer adds evidence to the record; no answer leaves the question open.
Check for yourself — no one’s permission needed
Compare the panel on the bottle in your hand to the one shown in this record.
Ours was read from listing photos and can contain reading errors. The physical label is the source of truth — if they disagree, tell us and we’ll correct the record.
Scan the barcode on the package and confirm it reads 766298004495.
A mismatch between the barcode on the box and the one on the listing is worth pausing over — it can indicate a different variant, a repack, or a counterfeit.
Check the lot number and expiry on the bottle against any COA you’re given.
A certificate that doesn’t name your lot doesn’t describe what you’re holding.
These are the open questions on this specific record — not a warning about the product, and not a suggestion to buy or avoid it. Getting them answered is how you decide for yourself.
What the listing promises — claim by claim
| Claim | Status | What we found |
|---|---|---|
| Benefit claim “Pure Encapsulations B-Complex Plus - B Vitamins Supplement to Support Neurological Health, Cardiovascular Health, Energy Levels & Nervous System Support* - with Vitamin B” | Not checked yet We looked for: whether the ingredient doses on the label match the doses used in published research | Ingredient-level evidence for this formula isn’t in our knowledge base yet. Recorded as not checked yet — not as a negative. |
“No evidence located” does not mean a claim is false — it means the seller has not put evidence proportionate to the claim on the public record, and we could not find any. Absence of proof is not proof of absence.
Verifiability profile — 3 of 6 public signals
What this listing gives the public to check. Publishing these signals doesn't prove quality — but withholding them means claims can only be taken on faith.
Identity
| UPC (barcode) — also our record ID | 766298004495 |
| Brand | Pure Encapsulations |
| Source listing identifier | B00JYFN6DU |
| Retailer listing title | Pure Encapsulations B-Complex Plus - B Vitamins Supplement to Support … show full titlePure Encapsulations B-Complex Plus - B Vitamins Supplement to Support Neurological Health, Cardiovascular Health, Energy Levels & Nervous System Support* - with Vitamin B12 & More - 120 Capsules |
| USPTO brand owner | Pure Encapsulations, Inc. · CORPORATION; SOCIÉTÉ ANONYME (SA) · DELAWARE, USA; SWITZERLAND |
| Owner filed address | 490 Boston Post Road, Sudbury, MASSACHUSETTS 01776, UNITED STATES |
From the label (photo-read)
| Serving size | 1 capsule |
| Servings per container | 120 |
| Pack statement | 120 CAPSULES |
| Badges printed on pack | Non-GMO, GMO, Gluten Free, FREE FROM GMOs†, Soy Free, Dairy Free, Vegetarian, Vegan, Gluten-Free, FREE FROM GMOs |
Supplement Facts panel (photo-read):
| Ingredient | Amount per serving | Reading confidence |
|---|---|---|
| Thiamin (as thiamin HCI) (B₁) | 100 mg | High clearly legible in the photo |
| Riboflavin (as vitamin B2 and 60% riboflavin 5' phospha | 12.7 mg | High clearly legible in the photo |
| Niacin (as niacinamide and 8% inositol hexaniacinate (no flu | 108 mg | High clearly legible in the photo |
| Vitamin B6 (as pyridoxine HCl and 40% pyridoxal 5' phos | 16.7 mg | High clearly legible in the photo |
| Folate (as Metafolin®, L-5-MTHF) (400 mcg L-5-MTHF) | 667 mcg DFE | High clearly legible in the photo |
| Vitamin B12 (as methylcobalamin) | 400 mcg | High clearly legible in the photo |
| Biotin | 400 mcg | High clearly legible in the photo |
| Pantothenic acid (as calcium pantothenate) (B5) | 100 mg | High clearly legible in the photo |
Claims printed on the packaging:
“With Metafolin® L-5-MTHF;” · “Broad-spectrum B vitamin support” · “Gluten-free, Non-GMO” · “& Hypoallergenic” · “Dietary Supplement” · “Natural color variations can occur. Product can range from light yellow to bright yellow.” · “This product is not intended to diagnose, treat, cure, or prevent any disease.” · “Supports methylation and cardiovascular health*”
Read by a vision model from 7 listing photos — verbatim extraction; OCR errors possible. Spot a mistake? It will be corrected on review.
Where it sells
We found a brand storefront, but we could not match any price on it to this exact product when we checked.
Official brand domain: www.pureencapsulations.com. This storefront does not expose a complete public catalog count.
Reference links for identification only — LookCloser has no affiliate relationships and earns nothing from any link on this page.
Ingredient science
No knowledge-base entry yet for this formula's active ingredients — entries are added as the KB grows. Absence of a science card is a coverage gap, not a judgment.
Ingredient science — NIH references
Thiamin — NIH ODS · MedlinePlus · PubMed (1,262) · no UL established
Riboflavin — NIH ODS · MedlinePlus · PubMed (3,172) · no UL established
Niacin — NIH ODS · MedlinePlus · PubMed (2,689) · UL 35 mg (supplemental/added niacin, adults)
Vitamin B6 — NIH ODS · MedlinePlus · PubMed (2,372) · UL 100 mg (adults; chronic high intake linked to neuropathy)
Folate — NIH ODS · MedlinePlus · PubMed (10,628) · UL 1000 mcg (synthetic folic acid from supplements/fortified food)
Vitamin B12 — NIH ODS · MedlinePlus · PubMed (5,006) · no UL established
Biotin — NIH ODS · MedlinePlus · PubMed (1,606) · no UL; high doses interfere with lab tests
Pantothenic Acid — NIH ODS · MedlinePlus · PubMed (601) · no UL established
Reference data from the NIH Office of Dietary Supplements, IOM Dietary Reference Intakes, and PubMed. A Tolerable Upper Intake Level is a documented reference figure, not a safety verdict — both the listed amount and the reference are shown for your own judgment. LookCloser gives no medical advice.
Record 766298004495 · built September 03, 2026 · lookcloser.ai · corrections@lookcloser.ai