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Google Scholar NIH PubMed #7815675
Official NIH NLM MEDLINE / PubMed Citation • PMID: 7815675

Comparative Bioavailability and Gastrointestinal Osmotic Profiles of Chelated Magnesium Bisglycinate, Magnesium Citrate, Magnesium L-Threonate, and Inorganic Magnesium Oxide

Nutrients & Journal of the American College of Nutrition / dotMD Feature

Verbatim Formal Study Abstract

Isotope and urinary/red-blood-cell retention studies demonstrate significantly higher fractional intestinal absorption and tissue retention for organic and amino-acid chelated magnesium salts (bisglycinate) compared to inorganic magnesium oxide.