Real World Nutrition
Real World Nutrition
Shelley A. Rael, MS RDN LD
RDA, DRI, AI, UL, AMDR: Understanding Nutrition’s “Alphabet Soup”
17 minutes Posted May 22, 2026 at 7:00 am.
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RDA, DRI, AI, UL, AMDR: Understanding Nutrition’s “Alphabet Soup” 
 
RDA, DRI, AI, UL, AMDR… what do these nutrition terms actually mean?
This episode breaks down the “alphabet soup” of nutrient recommendations, explaining how these values are developed and how they are meant to be used. Learn why these numbers are based on averages, not exact targets, and how to apply them in a practical, real-world way.
Read More: RDA, DRI, AMDR, AI, and UL: What Do These Nutrition Terms Actually Mean?