Study design
The study was a multi-arm, double-blind, parallel group, randomized controlled trial comprising 14 wk of standardized exercise combined with dietary protein supplementation conducted in University and Hospital gyms, labs, and clinics. Participants all completed the same controlled exercise regimen and were randomized to protein treatment by an external researcher accounting for baseline glucose clearance rate (GCR), age, peak power (PP) and leg press 1RM, stratified by sex [