If i'm not doing any lifting that day ive been doing wiehgt lifting for almsot a year now 5-6 times a week depending on how When lifting i drink whey 2 a day but for the 1-2 days a week i don't lift doesn't it make a differnce? I only ak as i ussualy don't end up drinking it if I'm not lifting as it isnt the best tasting thing in the world...