How To Calculate RDA

How To Calculate RDA
How To Calculate RDA

The RDA, or “Recommended Daily Allowance,” the daily amount of nutrients sufficient to maintain health for 97 percent of the population. Originally developed in 1940 by a committee established by the United States National Academy of Sciences, was RDA replaced in 1997 by the DRI (Dietary Reference Intakes) of the Food and Nutrition Board of the Institute of Medicine. RDA is a general standard for population subsets, and are not individually calculated. DRI is calculated on the basis of a person’s height, weight and gender.

Go to the US Department of Agriculture’s online DRI calculator, located at http: // fnic. needle. USDA. gov / interactiveDRI /.


Enter your gender, age, height, weight and activity level in DRI calculator.

Scroll down the page and click on nutrients essential daily consumption you want to calculate. You can find DRI for macronutrients, vitamins and minerals.

Send your information to receive your personal daily recommended intake of vitamins and minerals. You will also be shown your tolerable upper level intake, or UL.

Tips and Warnings

Never exceed the tolerable upper level intake (UL) of a nutrient without doctor’s permission.

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How to Calculate RDA

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