RecruitingDietary supplement
Daily Upgrade Trial
This study evaluates the acute and chronic effects of an essential amino acid supplement (Daily Upgrade EAA+) on metabolomics, amino acid kinetics, metabolic rate, body composition in active adult women. The study consists of an acute randomized double-blind crossover phase comparing EAA+, whey protein isolate, and placebo before high-intensity interval training (HIIT), and a chronic randomized double-blind parallel-arm phase evaluating 3 weeks of EAA+ or placebo supplementation combined with twice-weekly HIIT.