Get the facts on vitamins and minerals, from A to Z. Below there are comprehensive resources. For a specific nutrient, please see:
Vitamins & Minerals
USDA. ARS. Nutrient Data Laboratory.
Look up the nutrient value of nearly 8,000 foods in USDA's online searchable databse.
USDA. ARS. Nutrient Data Laboratory.
Reports of selected food items and nutrients, sorted either by food description or in descending order by nutrient content in terms of common household measures. Single nutrients include protein, fat, energy (calories) carbohydrate, fiber, sugar, calcium, iron, magnesium, phosphorus, potassium, sodium, zinc, copper, manganese, selenium, vitamin A, vitamin E, vitamin K, vitamin C, thiamin, riboflavin, niacin, pantothenic acid, vitamin B6, vitamin B12, folate, cholesterol, fatty acids and various phytonutrients and antioxidants.
DHHS. NIH. Office of Dietary Supplements.
Fact sheets provide responsible information on vitamins and minerals, including calcium, chromium, folate, iron, magnesium, selenium, zinc, and vitamins A, B6, B12, D, E, K.