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Nutrition.gov
U.S. Department of Agriculture
  1. Home
  2. Topics
  3. Basic Nutrition
  4. Online Tools

Online Tools

Calculate your body mass index (BMI), plan menus, learn about food labels, play nutrition games and test your knowledge!

USDA Food Composition Databases
USDA, Agricultural Research Service, Nutrient Data Laboratory

Look up the amount of calories, fat, protein, vitamins, minerals and more contained in foods using the USDA's on-line searchable database. This database allows you to search the National Nutrient Database for Standard Reference and the Branded Food Products Database from one location.

BMI - Body Mass Index
HHS, Centers for Disease Control and Prevention

Find links to BMI calculators for both adults and children, and links to information on interpreting the results.

Portion Distortion
HHS, National Institutes of Health, National Heart, Lung, and Blood Institute

Interactive Web site with 2 quizzes to compare portion sizes now and 20 years ago.

Evaluating Health Information
HHS, National Institutes of Health, National Library of Medicine

This resource is designed to help consumers judge the reliability and credibility of health information from magazines, TV or the Internet.

FoodKeeper
USDA, Food Safety and Inspection Service, Cornell University, Food Marketing Institute

Developed by the USDA's Food Safety and Inspection Service, with Cornell University and the Food Marketing Institute. The FoodKeeper will help you maximize the freshness and quality of foods and beverages. It is also available as a mobile application for Android and Apple devices.

Pregnancy Weight Gain Calculator
USDA, Center for Nutrition Policy and Promotion

Enter your height and weight to learn how much weight you should probably gain during pregnancy.

MyPlate Plan
USDA, Center for Nutrition Policy and Promotion

The MyPlate Plan shows your food group targets – what and how much to eat within your calorie allowance. Your food plan is personalized, based on your age, sex, height, weight, and physical activity level.

Body Weight Planner
National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Diseases

The Body Weight Planner allows users to make personalized calorie and physical activity plans to reach a goal weight within a specific time period and to maintain it afterwards.

Dietary Supplement Label Database
HHS, National Institutes of Health, Office of Dietary Supplements, National Library of Medicine

The Dietary Supplement Label Database (DSLD) includes full label derived information from dietary supplement products marketed in the U.S.

Drink Size Calculator
HHS, National Institutes of Health, National Institute on Alcohol Abuse and Alcoholism

Use this calculator to find common container sizes and alcohol content for different beverages.