LookCloser.aipublic supplement evidence
Exact product checked · barcode not publishedCLAV · checked Aug 2, 2026 · on sale since Sep 22, 2021🇩🇪 USPTO wordmark owner · CLAV GmbH (gesellschaft mit beschränkter haftung (gmbh); GERMANY) · GERMANY
Quick read · CLAV

CLAV® Zinc 25mg, High Strength, Vegan Certified

Checked against public sources on August 2, 2026 · LookCloser does not sell or recommend supplements.

180tablets

Does the marketing hold up?

🇩🇪 Brand owner: CLAV GmbH (gesellschaft mit beschränkter haftung (gmbh); GERMANY) · other, GERMANY. This tells you who is behind the brand and where the trademark record points. It does not by itself identify the manufacturer.

Is the dose real?Can’t check — no panel filed
What a serving costsNo price found for this exact barcode
Is it tested?No testing claim made
Who’s behind it?🇩🇪CLAV GmbH (gesellschaft mit beschränkter haftung (gmbh); GERMANY)other · GERMANY
Is it the real thing?No barcode publishedso it can’t be matched against certification, recall or other retailer records
Trouble on record?No recalls found

“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◖ partly confirmedno contradictions · no recalls
Marketing claims, checked

The checks, one by one

The public sources did not settle the marketing promises on this label.

Partly confirmed1

“Sustainability - With love for our nature we develop and produce in Germany, according to the HACCP, GMP and ISO 9001 quality”

“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.

Evidence →

Ingredient research can support context, but it is not a trial of this exact product.

Quick read · 0 useful findings

What is worth knowing.

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

What remains open 2
  • No FDA recall matched this brand in the current search.
  • No dated review-history series is on file yet.

These are evidence gaps, not strikes against the product.

Who owns the brand wordmark?
🇩🇪
CLAV GmbH (gesellschaft mit beschränkter haftung (gmbh); GERMANY)Other · exact supplement-class mark for CLAV
Registration6469873
Registered2021-08-31
AssignmentsNo transfers recorded

Filed address
GERMANY); Leipziger Platz 15, Berlin, D-10117, GERMANY

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 ↗

Research behind the findings

Dose and research context

We could not match an amount on this product to a studied range for the same ingredient, so these links are ingredient background rather than a measurement of this product.

Buying options

Where you can check or buy it

Only the submitted seller page is identity-certain. Other destinations are shown as leads until a shared UPC/GTIN confirms the exact product.

Amazon

Submitted listing
$22.90

Lowest New observed via Keepa on 2026-08-02.

View on Amazon ↗

iHerb

Not confirmed
No price confirmed

No 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 confirmed
No price confirmed

No 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 confirmed
No price confirmed

No 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.

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.