My room mate just told me that he needs to eat carbs to gain

>>42194116
For athletes in general carbs tend to be the nutrient that is adjusted when determining weight gain or weight loss. Insulin is also needed for growth. So you're really just not well read in nutrition.

>>42194116
Fat adds to mass so yeah

Probably

>>42194116
Fat mass.
So he's not wrong.

>>42194116
>Eat a quantity of protein based on you lean body mass.
>Eat a quantity of carbohydrate based on how hard you worked out that day.
>Fill in the rest of your required calories with fat.
It's that simple.

You're retarded