Can You Take Too Much of a Vitamin or Mineral?

Can You Take Too Much of a Vitamin or Mineral? (1:03)

Walgreens pharmacist Stacia Woodcock explains that too much of some vitamins and minerals may be dangerous. Watch Woodcock's video for more information on how to avoid overdosing.

Vitamins

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What Is an International Unit?

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If I Could Only Have One Vitamin, Which One Should I Take?

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About Vitamins

Our experts agree it’s best to get vitamins and other nutrients from your diet, not dietary supplements. But sometimes it makes sense to take a vitamin, especially if you're deficient in vitamin D, omega-3 fatty acids and certain minerals.

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Ask The Expert

Frances Largeman-Roth, RD

Your Expert Guide to
Diet & Nutrition