Food Composition

Tomato USDA Nutrient Data Laboratory

The Nutrient Data Laboratory (NDL) has been compiling and developing food composition databases for over a century. Current version of the database is Standard Reference - Release 26. Find links to NDL resources, including online nutrient search, lists of individual nutrients, PDA downloads and more.


What We Eat survey Agricultural Research Service (ARS) Food Surveys Research Group

Food Surveys Research Group (FSRG) monitors/assesses food consumption and related behaviors of the American population by conducting surveys, including the "What's In The Foods You Eat" survey.


Resources on Individual Macronutrients, Phytonutrients, Vitamins & Minerals


  • Macronutrients - includes general and specific resources on carbohydrates, proteins, fiber, fats and cholesterol, water, as well as interactive tools.
  • Phytonutrients - includes general information, government-related sites, and resources on specific phytonutrients such as tea, lycopene, and phytoestrogens.
  • Vitamins and Minerals - includes general information as well as resources for specific vitamins and minerals.

International Food Composition Resources

Resources include food composition tables and databases from other countries.


Plate of vegetables Food FYI

Find resources and links to information about a variety of foods and commodities, including many fruits and vegetables.


iced tea Nutritive and Nonnutritive Sweeteners

Find resources on sugars (nutritive) and low-calorie (nonnutritive) sweeteners, sugar content of foods, and how to safely incorporate either type of sweetener into your diet.


Additional Resources

Find links to more nutrient composition resources, including non-governmental nutrient analysis tools and Web sites, a fiber content chart, a fast food nutrition search tool, and more.


yellow questions image Frequently Asked Questions

Find answers to your questions by exploring FAQs from categories such as Diet and Disease, Dietary Guidance, Food Composition, Food Labeling, Weight Management, and more.