The NAS discusses total carbohydrate intake and intake of other macronutrients under the general heading of Acceptable Macronutrient Distribution Ranges for Healthy Diets (AMDRs). (whfoods.org)
Because we don't store protein like other macronutrients, it's important to get enough every single day. (dellfarrell.com)
This still should not interfere with other macronutrient needs, but a slight increase in the average protein intake over the course of a bodybuilding career may be a good idea. (fitoverfat.com)