“clinically studied”
Evidence →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.
Exact product checked · GTIN 00856344008604HAIRtamin · checked Aug 13, 2026 · on sale since Jun 1, 2016🇺🇸 USPTO wordmark owner · Hairtamin LLC · CALIFORNIA, USA
Quick read · HAIRtamin
HAIRtamin Hair Vitamins with Biotin
Checked against public sources on August 13, 2026 · LookCloser does not sell or recommend supplements.
30capsules
Does the marketing hold up?
The barcode identity checks out · 856344008604. The barcode matches, so we are checking the right product rather than a look-alike.
Is the dose real?Can’t check — no panel filed
What a serving costsNo price found for this exact barcode
Is it tested?Claimed — no lab or certificate found
Who’s behind it?🇺🇸Hairtamin LLClimited liability company · CALIFORNIA, USA
Is it the real thing?✓Barcode matches outside records
Trouble on record?Recall check not run yeta gap in our records, not a finding about the product
“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.
1△ support not found1? couldn’t verifyno contradictions · no recalls
Marketing claims, checked
The checks, one by one
1 promise needs a closer look.
△Claimed without support found1
?Couldn’t verify independently1
“Tested”
Evidence →No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. NSF, IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.
We looked and found no public proof. That does not count against the product.
Marketing language, not scored
Clean, clinically studied ingredients
Quick read · 1 useful finding
What is worth knowing.
Headlines first. Open evidence only when you want the source trail.
CheckedWho is behind it?
The barcode identity checks out · 856344008604.
The barcode matches, so we are checking the right product rather than a look-alike.
Evidence and sources
UPCitemdb resolves 856344008604 to "HAIRtamin Vegan Hair Vitamins for Faster Hair Growth 30 capsules Single Unit" (HAIRTAMIN) — consistent with this listing.
Locked evidence record →Open the full source-linked findingWhat remains open 1
- We have not found a public label filing for this exact product.
These are evidence gaps, not strikes against the product.
Who owns the brand wordmark?
🇺🇸
Hairtamin LLCLimited Liability Company · exact supplement-class mark for HAIRTAMIN
Filed address
38 Executive Park, Suite 315, IRVINE, California 92614, UNITED STATES
USPTO identifies the public owner or applicant behind this brand wordmark. This does not by itself identify the product manufacturer or prove where the product was made. Open USPTO source ↗
Where it sells
Price check for this exact product
Amazon
Exact UPC/GTIN match$28.49
matching UPC/GTIN · checked Aug 13, 2026
View on Amazon ↗iHerb
Not confirmedNo 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 confirmedNo 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 confirmedNo 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.
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.
Record built August 13, 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.