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The U.S. Department of Agriculture recommends children ages 9 and older and adults consume at least 3 cups from the dairy group each day. Active teenagers with high calorie requirements of 3,000 calories or more may require 4 cups from the dairy group each day.
How much calcium do I need? Children and teenagers between the ages of 9 and 18 should aim for 1,300 milligrams per day, which is about 4 servings of high-calcium food or drinks. Each 8-ounce glass of milk (whether skim, 1%, 2%, or whole) and each cup of yogurt has about 300 milligrams of calcium.