Hello I want to gain muscle mass, what do you recommend about supplements?
While keeping the 4 1/2 hours space in between meals, try to add a fourth meal a day. I do not recommend any supplements. Do some research on their side effects, and you'll realize you're better off staying away form it.
WHAT IS? THEGRACIEDIET
The Champion Juicer
The Gracie Diet Book
Rorion GRACIE