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Nutrition Tools and Curricula

Use the DRI Calculator for Healthcare Professionals to calculate daily nutrient recommendations. Access resources that teach people of all ages about food and nutrition.

Research Tools

USDA ARS Human Nutrition Research Roundup

View a selection of current projects from across the six USDA Agricultural Research Service human nutrition research centers.

FoodData Central

Explore the nutrients and components in foods using this USDA database.

Nutrition Research Tools and Reports

Browse this nutrition research collection of databases, reports, dietary assessment instruments and surveys.


DRI Calculator for Healthcare Professionals

Calculate daily nutrient recommendations for calories, macronutrients, vitamins, and minerals based on the Dietary Reference Intakes (DRIs) established by the National Academies of Sciences, Engineering and Medicine.

  • Interactive Calculators

    Browse calculators from the USDA/ARS Children's Nutrition Research Center that estimate a child's health status, blood pressure, and body composition.

  • Calculating Calories and Nutrients in Meals

    Follow these steps from the Jean Mayer USDA Human Nutrition Research Center on Aging to calculate nutrient content for a variety of meal types.

  • Body Weight Planner

    Calculate personalized calorie and physical activity needs to reach and maintain a goal weight using this planner from the National Institutes of Health.

  • Calculate Your Body Mass Index

    Enter your height and weight to obtain your body mass index (BMI) using this tool from the National Institutes of Health.

  • Alcohol Calculators

    Explore calculators from the National Institutes of Health to help you determine the amount of alcohol and calories in different container sizes.

  • Basal Energy Expenditure: Harris-Benedict Equation

    Estimate Basal Energy Expenditure (BEE) using the Harris-Benedict Equation in this calculator from Cornell University.

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