LookCloser.aipublic supplement evidence
Exact product checked · barcode not publishedNobi Nutrition · checked Sep 3, 2026 · on sale since Nov 14, 2024🇺🇸 USPTO wordmark owner · Nobi Nutrition LLC · DELAWARE, USA
Quick read · Nobi Nutrition

Magnesium Glycinate 500mg

Checked against public sources on September 3, 2026 · LookCloser does not sell or recommend supplements.

Does the marketing hold up?

Testing claimed — documentation not found. The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is saved, so the claim cannot be verified as stated. …

Is the dose real?Can’t check — no panel filed
What a serving costsNo price found for this exact barcode
Is it tested?Claimed — no lab or certificate found
Who’s behind it?🇺🇸Nobi Nutrition LLClimited liability company · DELAWARE, USA
Is it the real thing?No barcode publishedso it can’t be matched against certification, recall or other retailer records
Trouble on record?Recall check not run yeta gap in our records, not a finding about the product

“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
Marketing claims, checked

The checks, one by one

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

Partly confirmed1

“batch of our Magnesium complex for women and men is formulated Vegan, Gluten-Free, Non-GMO, and manufactured in a GMP-Certified facility.”

“GMP-certified” describes factory processes, not what is in the bottle. The claim does not name a certifier or public register that a shopper can check.

Evidence →

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

?Couldn’t verify independently1

“& THIRD-PARTY TESTED: Nobi Nutrition’s Magnesium sleep supplement is Doctor-Formulated and Third-Party”

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 32 to 113 between August 5, 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 32 to 113 between August 5, 2025 and August 28, 2026. The largest rise inside any single 30-day window was about 27, so the count moved in steps rather than in one burst.

Locked evidence record →Open the full source-linked finding
Who owns the brand wordmark?
🇺🇸
Nobi Nutrition LLCLimited Liability Company · exact supplement-class mark for NOBI NUTRITION
Registration5655747
Registered2019-01-15
AssignmentsNo transfers recorded

Filed address
6800 Long Leaf Drive, Parkland, Florida 33076, 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
$20.34

Useful official shopping lead; excluded from exact price comparisons.

Magnesium Glycinate Gummy · 60. The page matches the same named product, 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 ↗

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 to inspect the evidence?

The full report shows every source, the exact unresolved question, and the documentation that would settle it.

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.