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Exact product checked · GTIN 00031604012816Nature Made · checked Jul 25, 2026USPTO returned 2 exact supplement-class owner records · inspect the identity trailPackage says distributed by: Nature Made Nutritional Products · West Hills, CA 91309-9903, USA
Quick read · Nature Made

Nature Made Vitamin B1 100 mg Tablets

Checked against public sources on July 25, 2026 · LookCloser does not sell or recommend supplements.

100tablets
100servings per container

Does the marketing hold up?

FDA recall appears in this brand's history An exact-product recall is a direct signal. A different product from the same firm is company context, not a strike against this item.

Is the dose real?✓Panel read — 1 ingredient listed
What a serving costs$0.07per serving, at the checked price
Is it tested?No testing claim made
Who’s behind it?No exact match in USPTO — see checks below
Is it the real thing?✓Barcode matches outside records
Trouble on record?Brand history — not this product
Quick read · 5 useful findings

What is worth knowing.

Headlines first. Open evidence only when you want the source trail.

Needs explanationAny trouble in public records?

FDA recall appears in this brand's history

An exact-product recall is a direct signal. A different product from the same firm is company context, not a strike against this item.

Registry receipt: FDA enforcement search · Nature Made ↗
Evidence and sources

Brand-level context only, not a finding about this product. Pharmavite recalled a different or not-exactly-bound product on 2016-06-06: “Specific lots of Nature Made(R) Vitamin D tablets may exceed specifications for yeast/mold.” (status: Terminated). The recalled product was: “N…

Locked evidence record →Open the full source-linked finding
Public contextWho is behind it?

Registered owner records: PHARMAVITE LLC · PHARMAVITE CORPORATION

The public ownership record is ambiguous. We show the exact candidates instead of choosing one by name similarity.

Registry receipt: USPTO · Registrations 3520080, 1963505 ↗
Evidence and sources

USPTO returned multiple live supplement-class records for the exact brand wordmark: PHARMAVITE LLC, PHARMAVITE CORPORATION. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open.

Locked evidence record →Open the full source-linked finding
Checks outIs the label honest?

Every ingredient shows its amount · 1 ingredients listed.

Every ingredient shows its real amount — nothing is hidden in a proprietary blend.

Evidence and sources

The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.

Locked evidence record →Open the full source-linked finding
Checks outWho is behind it?

The barcode identity checks out · 031604012816.

The barcode matches, so we are checking the right product rather than a look-alike.

Evidence and sources

The brand's store lists this exact barcode as “Vitamin B1 100 mg Tablets” (variant: 100) — identity confirmed across retailer listings.

Locked evidence record →Open the full source-linked finding
What remains open 1
  • No matched to this exact product public label filing is saved in this record.

These are evidence gaps, not strikes against the product.

Who owns the brand wordmark?

The brand has 2 exact supplement-class records

These are the USPTO records behind the brand name. We show them all rather than choosing one by similarity.

🇺🇸PHARMAVITE LLC

CALIFORNIA, USA · Registration 3520080

8531 Fallbrook Avenue, West Hills, CALIFORNIA 91304, UNITED STATES

Goods covered by this record

IC 005: dietary supplements.

🇺🇸PHARMAVITE CORPORATION

CALIFORNIA, USA · Registration 1963505

8510 BALBOA BLVD., NORTHRIDGE, CALIFORNIA 91325, UNITED STATES

Goods covered by this record

IC 005: vitamins, minerals and dietary supplements.

This answers who owns registrations for the brand wordmark. It does not by itself prove which entity made, imported, or sold this specific product. Open USPTO source ↗

Where it sells

Price check for this exact product

Brand website

Exact UPC/GTIN match
$7.39

4.7/5 · 37 ratings

$0.07 per labeled serving

matching UPC/GTIN · checked Jul 25, 2026

View on Brand website ↗

Amazon

Exact UPC/GTIN match
$7.39

$0.07 per labeled serving

matching UPC/GTIN · checked Jul 25, 2026

View on Amazon ↗

iHerb

Not confirmed
No exact listing saved

Search results remain not linked to this exact product until this retailer publishes the matching UPC/GTIN.

Search iHerb ↗

Target

Not confirmed
No exact listing saved

Search results remain not linked to this exact product until this retailer publishes the matching UPC/GTIN.

Search Target ↗

Walmart

Not confirmed
No exact listing saved

Search results remain not linked to this exact product until this retailer publishes the matching UPC/GTIN.

Search Walmart ↗

Same UPC/GTIN observed across 2 sellers at the same price at check time.

The observed listing and exact brand page repeat 100 mg. That confirms cross-page consistency of the published claim, not the product contents.

Reference prices only · no affiliate links · every compared seller must publish the matching UPC/GTIN.

Want to inspect the evidence?

The full report shows every source, the exact unresolved question, and the documentation that would settle it.

Read / share full evidence →

Record built July 25, 2026. Sources: source listing observed at check time · USPTO Trademark Search · Keepa exact-listing history · NIH / published research · certification and regulator records where available. LookCloser publishes evidence and gaps; it does not advise for or against any supplement. Evidence-based corrections welcome.