“Vitamin C + D3 + Zinc Immune Support Gummies for Adults 50 Plus”
Evidence →Published research exists for ingredients in this formula. Whether this product’s doses match those studies could not be confirmed.
Exact product checked · GTIN 00726320379243Nextdia · checked Jul 31, 2026 · on sale since Nov 27, 2022🇺🇸 USPTO wordmark owner · Shirley Truong · USA
Quick read · Nextdia
Vitamin C + D3 + Zinc Immune Support Gummies for Adults 50 Plus…
Checked against public sources on July 31, 2026 · LookCloser does not sell or recommend supplements.
120gummies · 30 servings
Does the marketing hold up?
The label says 3.2 g of zinc in 4 gummies — but not what those 4 gummies weigh. That weight is the one number that would let anyone check the amount on the front. We did not weigh it ourselves, so this is an open question, not a problem we found.
Is the dose real?Panel read — dose not verified8 ingredients listed; no advertised amount we could confirm against them
What a serving costs$1.17per serving, at the checked price
Is it tested?Claimed — no lab or certificate found
Who’s behind it?🇺🇸Shirley Truongindividual · USA
Is it the real thing?✓Barcode matches outside 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
| Calories | 10 |
|---|---|
| Total Carbohydrate | 3 g |
| Total Sugar | 0 g |
| Includes Added Sugar | 0 g |
| Vitamin D3 (from Wild-harvested Lichen) | 125 mcg (5000 IU) |
| Zinc (as Citrate from Avocado) | 20 mg |
| Vitamin C (From Acerola Cherry Extract)(Fruit) | 100 mg |
| Boost Immune Blend | 200 mg |
Printed on the package: Vegan · SUGAR FREE · MILK · PECTIN BASED · SOY FREE · NON GMO
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
Ingredient research can support context, but it is not a trial of this exact product.
?Couldn’t verify independently1
“PARTY CERTIFIED FOR PURITY & POTENCY”
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.
Quick read · 1 useful finding
What is worth knowing.
Headlines first. Open evidence only when you want the source trail.
Needs explanationIs the label honest?
The label says 3.2 g of zinc in 4 gummies — but not what those 4 gummies weigh
That weight is the one number that would let anyone check the amount on the front. We did not weigh it ourselves, so this is an open question, not a problem we found.
Evidence and sources
A serving is 4 gummies, and the panel lists 3,200 mg — 3.2 g — of zinc in that serving. What the panel doesn’t give is the one number needed to check it: what a serving weighs. Gummies of this type usually run somewhere around 2.5 to 3.5 grams each, which would put 4 of them…
Locked evidence record →Open the full source-linked findingWhat remains open 3
- No FDA recall matched this brand in the current search.
- We have not found a public label filing for this exact product.
- Barcode checksum is valid; no independent product record was found.
These are evidence gaps, not strikes against the product.
Who owns the brand wordmark?
🇺🇸
Shirley TruongIndividual · exact supplement-class mark for NEXTDIA
Show the exact filed address in the full report
620 S Magnolia Ave, Ontario, CALIFORNIA 91762, UNITED STATESUSPTO 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
The label amount is shown beside the range used in the linked ingredient studies.
Dose vs research
Zinc
STUDIED RANGE050 mg
20 mg per serving — within the 8–40 mg/day used in the linked studies.
Linked ingredient research · label amount, not a recommendation
Background reading
What the research says about these amounts
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 20 mg of zinc per serving. Studies we found used 8 mg–40 mg a day, so this sits inside that range.
0studied 8 mg–40 mg
Study ranges differ between trials and change as research changes. This is background reading, not a pass, a failure, or a recommendation.
Where it sells
Price check for this exact product
Amazon
Exact UPC/GTIN match$35.09
$1.17 per labeled serving
matching UPC/GTIN · checked Aug 1, 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.
No official brand storefront is confirmed in this record. That is neutral, but it prevents a direct brand-price, label, review, and document check.
Reference prices only · no affiliate links · every compared seller must publish the matching UPC/GTIN.
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.
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.