What influences the gain of muscle mass? : Food :

The type and level of training - Recovery and rest

Food :
Finally, to build muscle, the body needs basic materials like proteins. But it also needs the fuel needed to produce the work that allows the development of new muscle fibers - carbohydrates. In the same way,

it needs vitamins and minerals in sufficient quantity to allow the adequate synthesis of the new tissues. In short, gaining muscle requires a complete, balanced diet plan that meets all the nutritional needs of the body.