Macros are categorized by carbohydrates, fat, and protein. The term “macro” is short for macronutrients. It is what makes up the calorie content of food. For best results while living a ketogenic lifestyle, it’s wise to ensure that your macros are calculated correctly. This would ensure that you would be getting the building blocks you need, the fuel to support your cells, and nourishment to keep your body going. Each person has their own unique calculation by which they should eat. This is calculated by your weight, height, age and fat percentage.