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.

Hairmax Hair, Skin & Nails Dietary Supplement, 2500mcg Biotin,…
Checked against public sources on August 16, 2026 · LookCloser does not sell or recommend supplements.
Does the marketing hold up?
Brand ownership record not saved. This record does not hold an exact, supplement-class public ownership record for the brand. That is a LookCloser coverage gap, not evidence that the brand has no owner or that the product is improper.
“Couldn’t verify” means we looked and found no public proof — not a mark against the product. Most supplement claims cannot be independently verified by anyone, so grey is the normal state of this industry.
The checks, one by one
1 promise needs a closer look.
△Claimed without support found1
What is worth knowing.
Headlines first. Open evidence only when you want the source trail.
What remains open 3
- No FDA recall matched this brand in the current search.
- No dated review-history series is on file yet.
- Brand ownership is not settled in this record.
These are evidence gaps, not strikes against the product.
Where you can check or buy it
Open related seller leads before buying, then confirm the flavor, count, and serving size. Their prices are visible, but LookCloser does not claim savings until the pages share a UPC/GTIN.
Amazon
Submitted listingLowest New observed via Keepa on 2026-08-17.
View on Amazon ↗Brand website
Official product-page candidate · UPC absentUseful official shopping lead; excluded from exact price comparisons.
Hair, Skin & Nails Supplements · Delivered Every Month. The page matches 60 capsules, but omits the identifier needed to bind the exact sellable unit.
Check brand website ↗iHerb
Not confirmedNo matching product page was confirmed in the current record. Search results cannot be attached as this product until the UPC/GTIN matches.
Search iHerb ↗Target
Not confirmedNo matching product page was confirmed in the current record. Search results cannot be attached as this product until the UPC/GTIN matches.
Search Target ↗Walmart
Not confirmedNo matching product page was confirmed in the current record. Search results cannot be attached as this product until the UPC/GTIN matches.
Search Walmart ↗Prices and stock are point-in-time observations. Related pages are never used as product evidence. No affiliate links; LookCloser earns nothing from these sellers.
Want to inspect the evidence?
The full report shows every source, the exact unresolved question, and the documentation that would settle it.
Record built August 16, 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.