Vitamins, Herbs, and Dietary Supplements

Vitamins, Herbs, and Dietary Supplements

Find evidence-based information on individual ingredients such as herbs, vitamins, minerals, and other dietary supplements. The supplement monographs on RxList include a description, review of effectiveness, how it works, safety concerns, and interactions with medications.

Browse Vitamins, Herbs, & Supplements by Letter

Featured Supplement: Magnesium


Magnesium as it appears on the periodic table.Magnesium is a mineral. Our bodies contain magnesium, about half of which is in our bones. Magnesium is used to make medicine. Magnesium is also required for the proper function of nerves, muscles, and many other parts of the body. More...

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