High quality, evidence-based information on dietary supplements (including herbs, vitamins, and minerals), functional foods, diets, complementary practices (modalities), exercises, and medical conditions.
Dietary Guidelines for Americans published jointly every 5 years by the Department of Health and Human Services (HHS) and the Department of Agriculture (USDA). This resource provides advice for people two years and older.
Food and Nutrition Information Center from the USDA. "Provides credible, accurate, and practical resources for nutrition and health professionals, educators, government personnel and consumers."