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USDA. Center for Nutrition Policy and Promotion

Grains are a source of carbohydrates in the diet. Read more about the grains group, and find Tips to Make Half Your Grains Whole Grains.

HHS. National Institutes of Health. National Library of Medicine

Read basic, factual information on carbohydrates. Topics covered include complex and simple carbohydrates and dietary fiber.

HHS. National Institutes of Health. National Library of Medicine

Find the latest news, plus links to overviews, clinical trials and research related to dietary carbohydrates. Also in Spanish.

HHS. Food and Drug Administration. Center for Food Safety and Applied Nutrition

Read about Total Carbohydrates on the Nutrition Facts Label.