Checked against public sources on July 25, 2026 · LookCloser does not sell or recommend supplements.
Does the marketing hold up?
The barcode identity checks out · 753950000872. The barcode matches, so we are checking the right product rather than a look-alike.
“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.
The barcode matches, so we are checking the right product rather than a look-alike.
Open Food Facts resolves 753950000872 to "Doctor's Best, High Absorption Magnesium" (Doctor's Best) — consistent with this listing.
Locked evidence record →Open the full source-linked findingGradual growth is more ordinary. A sudden burst deserves a closer look.
Written reviews grew from 7644 to 7875 across 2026-02-06 – 2026-07-19 with no single manufactured spike (largest 30-day gain ~51).
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.
$0.10 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 summary stops at product-specific facts. The full report preserves every source, calculation, limitation, and unresolved check for review or sharing.
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.