Carbohydrate: Fill in the remaining calories. Mesomorphs Balanced metabolism. Normally athletic body. Protein: 2.7 g per kg body weight.Carbohydrate: Fill in the remaining calories. On rest days you can choose to reduce carbohydrates to encourage the use of fats as an energy substrate, so if you have spent in calories and you are storing TestX Core in fat form this can serve to burn TestX Core efficiently. FREQUENCY BETWEEN MEALS There is research suggesting that eating frequently may not be the best choice for anabolism in general.