CRN’s Updated Evaluation Raises Safe Intake Level for Magnesium Supplements
April 29, 2025 - The Council for Responsible Nutrition (CRN), the leading trade association for the dietary supplement and functional food industry, has completed an updated evaluation of magnesium safety, raising its recommended safe upper level (UL) for magnesium supplements to 500 milligrams per day for healthy adults, based on new human clinical data showing that higher levels are well tolerated.