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Vitamins and Minerals
  Section Features
Vitamins: Too Much of a Good Thing?, Among the Missing: Vitamin D, Five Minerals We All Need, As You Age, Be Aware of B12 Deficiency, Dietary Supplements
  Fast Facts
Did You Know? Milk, yogurt and cheese are the main sources of calcium in the American diet. You should aim for two to three servings of dairy products each day, says the Office of Dietary Supplements. A serving of dairy is 8 ounces of milk or yogurt, 1.5 ounces of natural cheese or 2 ounces of processed cheese.