LookCloser.aipublic supplement evidence
Exact product checked · GTIN 00074312588655Nature's Bounty Optimal Solutions · checked Aug 1, 2026 · on sale since May 18, 2016
Quick read · Nature's Bounty Optimal Solutions

Nature's Bounty Biotin 10000mcg Supplement

Checked against public sources on August 1, 2026 · LookCloser does not sell or recommend supplements.

90softgels

Does the marketing hold up?

Every ingredient shows its amount · 1 ingredients listed. Every ingredient shows its real amount — nothing is hidden in a proprietary blend.

Is the dose real?✓Listing and panel agreeboth say 10,000 mcg of Biotin
What a serving costsNo price found for this exact barcode
Is it tested?No testing claim made
Who’s behind it?No exact match in USPTO
Is it the real thing?✓Barcode matches outside records
Trouble on record?✓No recalls found
The label itself

What the Supplement Facts panel says

Serving size Serving Size 1 Softgel

Biotin (as d-Biotin)10,000 mcg

Printed on the package: Non-GMO · No Gluten

We read 1 lines from the package photograph. It is our transcript of the label, not the manufacturer’s panel, and it may be incomplete.

Quick read · 2 useful findings

What is worth knowing.

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

CheckedIs 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
CheckedWho is behind it?

The barcode identity checks out · 074312588655.

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

Evidence and sources

UPCitemdb resolves 074312588655 to "Nature s Bounty Biotin 10 000 mcg Hair Skin and Nails Softgels 90 Ct" (Optimal Solutions) — consistent with this listing.

Locked evidence record →Open the full source-linked finding
What remains open 3
  • No FDA recall matched this brand in the current search.
  • We have not found a public label filing for this exact product.
  • Brand ownership is not settled in this record.

These are evidence gaps, not strikes against the product.

Where it sells

Price check for this exact product

iHerb

Not confirmed
No exact listing saved

We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.

Search iHerb ↗

Target

Not confirmed
No exact listing saved

We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.

Search Target ↗

Walmart

Not confirmed
No exact listing saved

We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.

Search Walmart ↗

Only one exact price was available at build time; prices change by date, seller, and promotion.

No official brand storefront is confirmed in this record. That is neutral, but it prevents a direct brand-price, label, review, and document check.

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 August 02, 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.