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

Grüns
Checked against public sources between July 21 and September 1, 2026 · LookCloser does not sell or recommend supplements.
Does the marketing hold up?
Ingredient amounts are hidden inside “Core Nutrients Blend”. The panel lists “Core Nutrients Blend” (8670 mg) as a combined amount. A blend total can’t tell you whether any single ingredient reaches a dose used in research.
“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.
What the Supplement Facts panel says
| Calories | 50 Calorie(s) |
|---|---|
| Total Carbohydrates | 15 Gram(s) |
| Vitamin A | 900 mcg RAE |
| Vitamin C | 93 mg |
| Vitamin D | 20 mcg |
| Vitamin E | 15 mg |
| Thiamine | 1.2 mg |
| Riboflavin | 1.3 mg |
| Niacin | 16 mg |
| Vitamin B6 | 1.7 mg |
| Folate | 400 mcg DFE |
| Vitamin B12 | 2.4 mcg |
| Biotin | 30 mcg |
| Pantothenic Acid | 5 mg |
| Iron | 4.5 mg |
| Iodine | 38 mcg |
| Zinc | 2.75 mg |
| Selenium | 14 mcg |
| Copper | 0.225 mg |
| Manganese | 0.575 mg |
| Chromium | 9 mcg |
| Molybdenum | 11 mcg |
| Vitamin K2 | 120 mcg |
| Core Nutrients Blend | 8670 mg |
Printed on the package: grüns · Vegan · Gluten-Free · Nut-Free · Dairy-Free · Non-GMO · No Artificial Colors · No Artificial Flavors
We read 24 lines from the package photograph. It is our transcript of the label, not the manufacturer’s panel, and it may be incomplete.
The checks, one by one
1 promise needs a closer look.
◐Partly confirmed1
Ingredient research can support context, but it is not a trial of this exact product.
△Claimed without support found1
We found no named, citable study of this product or formula. The claim may rest on ingredient research rather than a trial of this product.
?Couldn’t verify independently1
No named laboratory or lot-specific certificate was found for this exact product. The exact brand page names no testing issuer and links no product-bound report. Under NSF/ANSI 173, NSF lists Gruns Nutrition, Inc. products, including Nütrops by Grüns Functional Nootropics Gummies, but not this exact SKU. 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.
What is worth knowing.
Headlines first. Open evidence only when you want the source trail.
The barcode identity checks out · 860011207108.
The barcode matches, so we are checking the right product rather than a look-alike.
Evidence and sources
The brand's store lists this exact barcode as “Grüns” (variant: Low Sugar / 28 Packs) — identity confirmed across retailer listings.
Locked evidence record →Open the full source-linked findingRegistered in NIH's supplement label database (DSLD)
A government label filing makes the listed formula easier to inspect and compare over time.
Evidence and sources
Label #332678 “Superfoods Greens Gummies” (Gruns), entered 2025-06-25, with the full Supplement Facts on file. Company on file: Manufacturer — Gruns.
Locked evidence record →Open the full source-linked findingReviews rose from 695 to 2,840 between August 4, 2025 and August 28, 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 695 to 2,840 between August 4, 2025 and August 28, 2026. The largest rise inside any single 30-day window was about 483, so the count moved in steps rather than in one burst.
Locked evidence record →Open the full source-linked findingFiled address
14205 N MoPac Expy, Ste 570, PMB 19591, Austin, Texas 78728, 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 ↗
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.
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 3 mg of zinc per serving. Studies we found used 8 mg–40 mg a day, so this sits below that range.
Study ranges differ between trials and change as research changes. This is background reading, not a pass, a failure, or a recommendation.
Price check for this exact product
Amazon
Exact UPC/GTIN matchmatching UPC/GTIN · checked Sep 1, 2026
View on Amazon ↗Brand website
Exact UPC/GTIN matchmatching UPC/GTIN · checked Jul 21, 2026
View on Brand website ↗iHerb
Not confirmedWe 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 confirmedWe 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 confirmedWe only show a price when the seller publishes the same barcode as the bottle. We haven’t found that match here.
Search Walmart ↗Same UPC/GTIN observed across 2 sellers. Amazon was lowest at $55.79; Brand website was highest at $66.65 — a $10.86 range at check time.
Reference prices only · no affiliate links · every compared seller must publish the matching UPC/GTIN.
Does the brand page tell the same story?
The exact brand page is higher by 0.55 points. The brand page publishes 105,146; the retailer surface shows 7,004. Different systems can collect different review pools, so this is a signal to inspect, not proof that reviews were manipulated.
The brand page did not expose a complete star-by-star breakdown in the captured structured data, so LookCloser cannot test whether lower-star reviews were omitted. Source: exact barcode-bound brand product page · retailer surface · counts do not prove authenticity.
Want to inspect the evidence?
The full report shows every source, the exact unresolved question, and the documentation that would settle it.
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.