Net protein utilization: Difference between revisions

Revision as of 15:32, 15 March 2021

Revision as of 15:33, 15 March 2021

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Experimentally, this value can be determined by determining [[diet (nutrition)|diet]]ary protein intake and then measuring [[nitrogen]] [[excretion]]. One formula for NPU is:{{cn|date=November 2017}}

:NPU = {0.16 × (24 hour protein intake in grams)} - {(24 hour urinary [[urea]] nitrogen) + 2} - ({0.1 × ([[ideal body weight]] in kilograms)} / {0.16 × (24 hour protein intake in grams)}

The [[PDCAAS|Protein Digestibility Corrected Amino Acid Score]] (PDCAAS) is a more modern rating for determining protein quality, and the current ranking standard used by the FDA.