Digestible Indispensable Amino Acid Score. Modern protein quality metric replacing PDCAAS. Higher means a more complete protein source. Whey ≈ 1.09, beef ≈ 1.12, beans ≈ 0.45, 0.60.
● Issue Jun 2026
Glossary
SYSTEMM · 1 min read
06·29·2026
DIAAS
Digestible Indispensable Amino Acid Score. Modern protein quality metric replacing PDCAAS. Higher means a more complete protein source. Whey ≈ 1.09, beef ≈ 1.12, beans ≈ 0.45, 0.60.