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What is recommended dietary allowance (RDA)?

Dariush Mozaffarian, MD
Internal Medicine
Recommended Dietary Allowance (RDA) refers to the average amount of a nutrient needed by almost all healthy people in a particular life stage and gender group. Today, RDAs are a subset of the newer dietary reference intake (DRI) values.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.