Checked against public sources on July 25, 2026 · LookCloser does not sell or recommend supplements.
Does the marketing hold up?
Listing brand: ZzzQuil · package: VICKS Ownership and outside records for the listing brand may not describe the branding printed on the package. Confirm the package identity before treating them as the same brand.
“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 public sources did not settle the marketing promises on this label.
Published research exists for ingredients in this formula — see Related research below. Whether this product’s doses match those studies could not be confirmed.
Ingredient research can support context, but it is not a trial of this exact product.
Headlines first. Open evidence only when you want the source trail.
Ownership and outside records for the listing brand may not describe the branding printed on the package. Confirm the package identity before treating them as the same brand.
The exact product listing names “ZzzQuil,” while the saved package/panel image reads “VICKS.” This can reflect a product line, catalog error, changed listing, or different packaging; it does not prove substitution. Confirm the package identity before applying ownership or othe…
Locked evidence record →Open the full source-linked findingThe barcode matches, so we are checking the right product rather than a look-alike.
UPCitemdb resolves 323900040441 to "Pure Zzzs Pure Kids Melatonin Gummies - 72ct: Dietary Supplements, Berry Flavor" (ZzzQuil) — consistent with this listing.
Locked evidence record →Open the full source-linked findingThese are evidence gaps, not strikes against the product.
The label amount is shown beside the ranges used in the linked ingredient studies.
Not a score. Studies disagree with each other and change over time, so this sits beside the evidence rather than counting toward it — it is here so you can read the sources yourself.
The panel lists 1 mg of melatonin per serving. Studies we found used 0.5 mg–5 mg a day, so this sits inside that range.
Study ranges differ between trials and change as research changes. This is background reading, not a pass, a failure, or a recommendation.
$0.50 per labeled serving
matching UPC/GTIN · checked Jul 25, 2026
View on Amazon ↗Search results remain not linked to this exact product until this retailer publishes the matching UPC/GTIN.
Search iHerb ↗Search results remain not linked to this exact product until this retailer publishes the matching UPC/GTIN.
Search Target ↗Search results remain not linked to this exact product until this retailer publishes the matching UPC/GTIN.
Search Walmart ↗Only one exact price was available at build time; prices change by date, seller, and promotion.
Brand-site discovery has not completed for this record. LookCloser does not treat an unfinished check as evidence that no website exists.
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 July 25, 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.