Protein Quality Calculator

Calculate quality-adjusted protein using scientific DIAAS/PDCAAS scores for optimal nutrition planning

g
%

If provided, DV% will be used to calculate protein amount

Quick Tips

DIAAS vs PDCAAS

DIAAS is more accurate and can exceed 1.0, while PDCAAS is capped at 1.0. We use DIAAS when available.

Daily Value %

Using the DV% from nutrition labels often provides more accurate calculations than stated protein amounts.