What do you think is the truth behind whey isolate and Whey concentrate and which one do you think is actually better for us and will help us improve?
I tried to isolate because the guy at the supplement shop said it wouldn't upset my stomach and it did anyway. at this point I'm not sure what to do
I tried to isolate because the guy at the supplement shop said it wouldn't upset my stomach and it did anyway. at this point I'm not sure what to do