Recently I have just started taking protein shakes after my workouts for about a week now...I use the GNC pro performance amplified mas xxx protein weight gainer...what i have experienced after every workout is that i have to go to the bathroom with diarrhea and end up losing it all....just little background i am almost 6 foot 5 and weight about 135 pounds....what can i do or what is the cause of this?
thanks.
thanks.