Is Nature Made magnesium glycinate third-party tested?
Last reviewed 2026-10-13. Every certification listing, label and Amazon seller below was read from its source on that date, and each links it. No price is shown.
Yes. Nature Made High Absorption Magnesium Glycinate 200 mg, 180 capsules is on the USP Verified list (USP Verified list, checked Oct 13, 2026).
What this page does not say. It states certification listings and label facts only. It says nothing about what magnesium does or about any effect of a product, and it gives no dose advice.
What the listing shows
USP's list of USP Verified products names Nature Made High Absorption Magnesium Glycinate 200mg Capsules. USP's list gives the product name only: no lot numbers. What the mark covers, in the words on the Nature Made product page and the Amazon listing: USP has tested and verified the ingredients, potency and manufacturing process.
The label
2 capsules: 200 mg magnesium as magnesium biglycinate. Source: Nature Made product page.
The exact product on Amazon
The Amazon listing is Nature Made's High Absorption magnesium glycinate capsules, 200 mg per serving, and carries the USP Verified statement. USP lists that product by name. The USP list does not name a bottle size.
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Nature Made Magnesium Glycinate 200 mg per Serving, 180 Capsules (ASIN B086RQVNDV; Sold by Amazon.com; read Oct 13, 2026): See it on Amazon →
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All magnesium glycinate products on a certification list: the best third-party-tested magnesium glycinate.
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