Vitamins and Minerals

Questions To Ask Before Taking Vitamin and Mineral Supplements

USDA. NAL. Food and Nutrition Information Center.


Vitamin and Mineral Supplement Fact Sheets

DHHS. NIH. Office of Dietary Supplements.

Learn about the role of individual vitamins and minerals in health and disease.


USDA Reports by Nutrients

USDA. ARS. Nutrient Data Laboratory.

Create a printable list of foods and nutrients which can be sorted either by food name or in descending order by nutrient content.


Linus Pauling Institute logo Micronutrient Information Center

Oregon State University. Linus Pauling Institute.

Learn about the roles of vitamins, minerals, dietary phytochemicals (plant chemicals that may affect health) and other nutrients in preventing disease and promoting health.


Dietary Reference Intakes: RDA and AI for Vitamins and Elements (PDF | 28 KB)

NAS. IOM. Food and Nutrition Board.

View the DRI tables for recommended dietary allowances (RDA) and adequate intakes (AI) of vitamins and elements.


Dietary Reference Intakes: UL for Vitamins and Elements (PDF | 19 KB)

NAS. IOM. Food and Nutrition Board.

View the DRI table for tolerable upper intake levels (UL) of vitamins and elements, including the 2010 updated recommendations for calcium and vitamin D.


Dietary Reference Intakes: Electrolytes and Water (PDF | 53 KB)

NAS. IOM. Food and Nutrition Board.

View the DRI table for sodium, chloride, potassium, inorganic sulfate and water.


MedlinePlus: Antioxidants

DHHS. NIH. National Library of Medicine.


MedlinePlus: Minerals

DHHS. NIH. National Library of Medicine.


MedlinePlus: Vitamins

DHHS. NIH. National Library of Medicine.


Spin the Bottle: How to Pick a Multivitamin (PDF | 337 KB)

Center for Science in the Public Interest.


USDA Database for the Choline Content of Common Foods

USDA. ARS. Nutrient Data Laboratory; University of North Carolina, Department of Nutrition.

Release 2 (2008).


USDA National Fluoride Database of Selected Beverages and Foods

USDA. ARS. Nutrient Data Laboratory.

Release 2 (2005).


Nutrient Information

American Society for Nutrition.

Read nutrient statements based on evaluation of peer-reviewed scientific reports.


Science Trace Bullets Online: Vitamins and Minerals

Library of Congress. Science, Technology and Business Division.

Contains research guides to locate information on vitamins and minerals; includes lists of resources and strategies for finding more.


Vitamin Deficiency, Dependency, And Toxicity (Chapter 4)

Merck Manual of Diagnosis and Therapy.


Vitamins and Minerals

United Kingdom Food Standards Agency. Eatwell.