LookCloser.aipublic supplement evidence
Exact product checked · barcode not publishedZena Nutrition · checked Sep 2, 2026 · on sale since Feb 19, 2026🇺🇸 USPTO wordmark owner · VitaMina Labs, LLC · NEVADA, USA
Quick read · Zena Nutrition

Zena Nutrition Liquid Collagen for Women

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

Does the marketing hold up?

Research links are available for collagen peptides. Use the linked research to check whether the ingredient and outcome you care about are actually connected. Ingredient evidence does not verify this product.

Is the dose real?Panel read — dose not verified8 ingredients listed; no advertised amount we could confirm against them
What a serving costsNo price found for this exact barcode
Is it tested?Claimed — no lab or certificate found
Who’s behind it?🇺🇸VitaMina Labs, LLClimited liability company · NEVADA, USA
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 confirmed1? couldn’t verifyno contradictions · no recalls
The label itself

What the Supplement Facts panel says

Serving size 2 tsp (10 mL) · 30 servings per container · 32 FL OZ (1 QT) 946 mL

Calories10
Total Carbohydrate0 g
Total Sugars0 g
Protein2 g
Biotin5000 mcg
Calcium3 mg
Sodium15mg
Verisol Bioactive Collagen Peptides2500mg

Printed on the package: GLUTEN FREE · NON-GMO · SUGAR FREE · BIOTIN ENHANCED · Dairy Free · Non GMO · 3rd Party Tested

We read 8 lines from the package photograph. It is our transcript of the label, not the manufacturer’s panel, and it may be incomplete.

Marketing claims, checked

The checks, one by one

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

Partly confirmed1

“Collagen Peptides for Women with Biotin: Our liquid collagen plus biotin combines Verisol liquid collagen with biotin and collagen supplements…”

Published research exists for ingredients in this formula. Whether this product’s doses match those studies could not be confirmed.

Evidence →

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

?Couldn’t verify independently1

“Party Tested”

No named laboratory or lot-specific certificate was found for this exact product. A related brand page names no testing issuer and links no product-bound report; its UPC is not published. 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.

Evidence →

We looked and found no public proof. That does not count against the product.

Quick read · 1 useful finding

What is worth knowing.

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

CheckedCan you trust the review pattern?

Reviews rose from 1 to 20 between June 24 and August 27, 2026 — no sudden jump.

A count that moves steadily is ordinary. A sudden burst is what deserves a closer look.

Evidence and sources

Written reviews rose from 1 to 20 between June 24 and August 27, 2026. The largest rise inside any single 30-day window was about 10, so the count moved in steps rather than in one burst.

Locked evidence record →Open the full source-linked finding
What remains open 1
  • No FDA recall matched this brand in the current search.

These are evidence gaps, not strikes against the product.

Who owns the brand wordmark?
🇺🇸
VitaMina Labs, LLCLimited Liability Company · exact supplement-class mark for ZENA NUTRITION
Registration6338944
Registered2021-05-04
AssignmentsYes

Filed address
411 E. Bonneville Ave., Suite 400, Las Vegas, Nevada 89101, 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 ↗

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

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.

Brand website

Official product-page candidate · UPC absent
$38.99

Useful official shopping lead; excluded from exact price comparisons.

Liquid Collagen + Biotin · 60 Servings. The page matches 2500 mg, 5000 mcg, but omits the identifier needed to bind the exact sellable unit.

Check brand website ↗

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 ↗
Related brand page publishes 4.7/5 across 261 reviews

The related page's review pool may differ from the observed listing. Because the page does not publish a matching UPC/GTIN, LookCloser does not attribute that review aggregate to this exact sellable unit.

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 the complete evidence trail?

The summary stops at product-specific facts. The full report preserves every source, calculation, limitation, and unresolved check for review or sharing.

Read / share full evidence →

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.