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Full record · 885781087804 · back to the summary

Nature Made Zinc 30 mg, Zinc Supplements for Men & Women

HIGH public verifiability · 5 of 6 trust signals · built July 21, 2026

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What this is. We compare what a listing claims against what public records show — label arithmetic, barcode registries, NIH’s label catalog, FDA enforcement data, certification registries, and published research. Every statement below traces to one of those.

What the states mean. Confirmed = an outside source agrees. Contradicted = an outside source disagrees. Caution = something needs explaining. No data = we looked and found nothing — a gap, not a strike.

What it is not. A clean record is not an endorsement and never proof a product works. A thin record is not an accusation. We publish evidence and gaps; the conclusion is yours. Nothing here is medical advice.

Something wrong? Every figure is meant to be checkable — sources are named and linked. Send a correction and we’ll fix the record.

Every check we ran

Label math is physically consistent

Claimed zinc 30.0 mg is 5% of the ≈601 mg serving (listing net weight ÷ unit count (single unit — no servings stated)) — within physical limits.

Listing claim matches the Supplement Facts panel

The listing claims 30 mg; the photo-read Supplement Facts panel shows Zinc (as Zinc Gluconate) at 30 mg per serving. The two independent statements agree.

Intake method matches the research

Nothing in this listing contradicts how these ingredients were studied (magnesium, zinc). For example, magnesium: daily oral use; chelated forms (glycinate) are studied for absorption — note labels may state compound mass rather than elemental magnesium, which differs ~7-fold. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.

Each ingredient’s amount is disclosed

The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.

UPC independently corroborated

UPCitemdb resolves 885781087804 to "nature made zinc tabs - 30 mg - 100 ct" (Nature Made) — consistent with this listing.

No data yet: Review authenticity: not yet analyzed

Marketplace rating 4.7★ across 24,975 ratings. Authenticity not analysed: burst, purge and stockout patterns need price/review history.

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Zinc amount, in daily-intake context

label states 30 mg/serving — about 75% of the adult daily reference (adult RDA 8–11 mg; NIH sets 40 mg/day as the tolerable upper limit for adults). A single serving isn’t meant to supply a full day, so this is context, not a shortfall. Caveat: chelate and gluconate labels may state compound mass rather than elemental zinc. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial.

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Not found in NIH's DSLD label registry

The NIH Dietary Supplement Label Database has no matching label yet. Ingestion lags the market — recorded as a gap, not a strike.

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Past FDA recall on record for this brand (closed)

Brand-level history, not a finding about this product. Pharmavite recalled a product on 2016-06-06: “Specific lots of Nature Made(R) Vitamin D tablets may exceed specifications for yeast/mold.” (status: Terminated, case closed). The recalled product was: “Nature Made(R) D3 1000IU, 125 count, UPC 0-31604-02793-3” — not necessarily the product on this page. Verify at FDA’s recall database.

What the listing promises — claim by claim

Why is this shown?
A listing’s promises are the reason people buy. Each one gets its own row: what was promised, what evidence would settle it, and what we could actually find. We never call a claim false — only whether proof proportionate to it exists on the public record.
ClaimStatusWhat we found
Benefit claim
“…Supplement for Immune Health and Antioxidant Support, 100 Tablets, 100 Day Supply Immune health a…”
Partly supported
We looked for: whether the ingredient doses on the label match the doses used in published research
Ingredient evidence exists; on dose: label states 30 mg/serving — about 75% of the adult daily reference (adult RDA 8–11 mg; NIH sets 40 mg/day as the tolerable upper limit for adults). A single serving isn’t meant to supply a full day, so this is context, not a shortfall. Caveat: chelate and gluconate labels may state compound mass rather than elemental zinc.

“No evidence located” does not mean a claim is false — it means the seller has not put evidence proportionate to the claim on the public record, and we could not find any. Absence of proof is not proof of absence.

This label vs. the doses studied

Why is this shown?
An ingredient can be well-studied at one amount and barely studied at the amount in your bottle. This lines the label up against the doses researchers actually used. It answers ‘are these the same numbers?’ — never ‘should you take this?’
IngredientWhere this label sitsReading
magnesiumStudies typically use 200 mg–420 mg. This product’s amount could not be read from public sources, so no comparison is possible.
Zinc (as Zinc Gluconate)
shaded = doses used in studies (8 mg–40 mg) · bar = this label
30 mg — within the studied range

Matching a studied dose does not mean the product works, and missing it does not mean it fails — it shows whether the label and the research are talking about the same amounts. Not a recommendation to take any amount.

Documented cautions

Statements from published sources about these ingredients — not advice about this product, and not a complete safety review. Anyone taking medication should talk to a pharmacist or clinician.

Label math — claimed dose vs. serving mass
Why is this shown?
Simple physics: the claimed dose has to weigh less than the whole serving. We compare the milligrams promised on the label to the weight of one serving, from the label itself. If the claim fits — even at a small percentage, which is normal, since servings include binders and flavoring — the label is at least physically possible. Only a lab test can confirm what’s actually inside.
claimed zinc 30 mg5% of serving mass — tiny doses are normal for potent activesserving ≈ 601 mg

The claimed zinc dose of 30 mg fits within the ≈601 mg serving — physically possible. Only a lab test can confirm what’s actually inside.

A low percentage isn’t a red flag — most servings are mostly carrier, binder, and flavoring.

Show the arithmetic
zinc: 30 mg claimed ÷ 601 mg serving mass = 5%. Serving mass source: serving size printed on the packaging (photo-read from listing images). Redo it yourself — that’s the point.

Verifiability profile — 5 of 6 public signals

✓ Dose claim stated on listing✓ UPC / GTIN published✓ Supplement Facts visible in photos✓ Brand's own store found✓ Third-party lab named or registry-certified· Found in NIH's label catalog (DSLD) — not published

What this listing gives the public to check. Publishing these signals doesn't prove quality — but withholding them means claims can only be taken on faith.

Identity

UPC (barcode) — also our record ID885781087804
BrandNature Made
Listing identifierB0000DJAPU
Retailer listing titleNature Made Zinc 30 mg, Zinc Supplements for Men & Women, Dietary Supp…
show full title Nature Made Zinc 30 mg, Zinc Supplements for Men & Women, Dietary Supplement for Immune Health and Antioxidant Support, 100 Tablets, 100 Day Supply

From the label (photo-read)

Serving size1 Tablet
Pack statement100 TABLETS
Badges printed on packUSP VERIFIED, USP, Gluten Free

Supplement Facts panel (photo-read):

IngredientAmount per servingReading confidence
Zinc (as Zinc Gluconate)30 mgHigh
clearly legible in the photo

Claims printed on the packaging:

“Essential nutrient & antioxidant support” · “Helps support a healthy immune system” · “Essential nutrient and antioxidant support” · “Supports the body's natural immune defense system” · “SUPPORT YOUR” · “HEALTHY” · “AGING” · “JOURNEY”

Read by a vision model from 8 listing photos — verbatim extraction; OCR errors possible. Spot a mistake? It will be corrected on review.

Listed ingredients (as stated on the listing)

Zinc (as Zinc Gluconate), Cellulose Gel, Calcium Carbonate, Stearic Acid, Croscarmellose Sodium, Hypromellose, Magnesium Stearate, Polyethylene Glycol.

Where it sells

SellerPrice
Retailer listing ↗$6.99 checked Jul 21, 2026 — varies by variant/session; history pending (Keepa)

Brand store naturemade.com: 173 supplement products (+22 merch items) — for comparison, single-focus brands typically carry 5–30 products; very broad catalogs are common among companies that rebrand ready-made formulas — a pattern note, not a verdict.

Reference links for identification only — LookCloser has no affiliate relationships and earns nothing from any link on this page.

Related research & consistency

magnesiumNIH ODS — Magnesium fact sheet · PubMed search: magnesium glycinate supplementation · WebMD: magnesium · ClinicalTrials.gov — 3,206 registered studies

Use pattern in research: daily oral use; chelated forms (glycinate) are studied for absorption — note labels may state compound mass rather than elemental magnesium, which differs ~7-fold.

zincNIH ODS — Zinc fact sheet · PubMed search: zinc supplementation trial · ClinicalTrials.gov — 1,598 registered studies

Dosage: label states 30 mg/serving — about 75% of the adult daily reference (adult RDA 8–11 mg; NIH sets 40 mg/day as the tolerable upper limit for adults). A single serving isn’t meant to supply a full day, so this is context, not a shortfall. Caveat: chelate and gluconate labels may state compound mass rather than elemental zinc.

Use pattern in research: daily oral use; sustained high intakes can interfere with copper absorption — a documented interaction, not advice.

These notes state where label numbers and marketing framing sit relative to published research — documentation for your own judgment, not medical advice. LookCloser does not advise for or against taking any supplement.

Record 885781087804 · built July 21, 2026 · lookcloser.ai · corrections@lookcloser.ai