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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.
But getting the recommended levels â even with dairy products â isn't easy. Uncertainty about milk aside, the USDA's recommendations are clear-cut. In 2005, the agency in charge of the food pyramid started recommending three cups of dairy products a day for anyone over 8, a full cup more than before.