Casein Protein Supplementation in Trained Men and Women: Morning versus Evening

"The present study examined the effects of nighttime casein supplementation in resistance-trained subjects. In brief, there was no difference in any parameter measured (i.e., body composition or performance) whether supplemental casein protein was consumed in the morning or nighttime. Our study confirms prior work in our lab, which shows that in the absence of a training regimen change, the mere addition of dietary protein has neutral effects on measures of body composition or performance (2, 3)."


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