Checked against public sources between July 21 and July 24, 2026 · LookCloser does not sell or recommend supplements.
Does the marketing hold up?
The label shows a visible consistency problem. Check this exact wording or duplicate row on the package before relying on the printed amount.
“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.
| Berberine HCI | 1,200mg mg |
|---|---|
| Berberine HCI | 1,200mg mg |
Printed on the package: QUALITY nutricost GUARANTEED · NON-GMO PRODUCT · GLUTEN-FREE PRODUCT · VEGETARIAN PRODUCT · GMP COMPLIANT FACILITY · NON-GMO PROJECT VERIFIED PRODUCT · nutricost · GMP
We read 2 lines from the package photograph. It is our transcript of the label, not the manufacturer’s panel, and it may be incomplete.
The public sources did not settle the marketing promises on this label.
“GMP-certified” describes factory processes, not what is in the bottle. The claim does not name a certifier or public register that a shopper can check.
Ingredient research can support context, but it is not a trial of this exact product.
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.
Headlines first. Open evidence only when you want the source trail.
Check this exact wording or duplicate row on the package before relying on the printed amount.
The label visibly shows: “Berberine Hci appears more than once”. This is a specific printing or product-image inconsistency worth checking on the package.
Locked evidence record →Open the full source-linked findingThe label promise and the Supplement Facts amount agree.
The listing claims 1.2 g; the photo-read Supplement Facts panel shows Berberine HCI at 1.2 g per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.
Locked evidence record →Open the full source-linked findingThe barcode matches, so we are checking the right product rather than a look-alike.
Open Food Facts resolves 810139572879 to "Berberine" (Nutricost) — consistent with this listing.
Locked evidence record →Open the full source-linked findingThese are evidence gaps, not strikes against the product.
Filed address
UTAH, USA) DBA Nutricost; 351 E 1750 N, VINEYARD, UTAH 84059, 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 ↗
$0.63 per labeled serving
matching UPC/GTIN · checked Sep 2, 2026
View on Amazon ↗$0.63 per labeled serving
matching UPC/GTIN · checked Jul 24, 2026
View on iHerb ↗We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.
Search Target ↗We only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.
Search Walmart ↗Same UPC/GTIN observed across 2 sellers. Amazon was lowest at $18.89; iHerb was highest at $18.95 — a $0.06 range at check time.
Reference prices only · no affiliate links · every compared seller must publish the matching UPC/GTIN.
The full report shows every source, the exact unresolved question, and the documentation that would settle it.
Record built September 03, 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.