The Three Most Important Keys To Understanding Effective Bodybuilding Nutrition Let's break down and simplify this important aspect of bodybuilding. You basically need to understand three things about nutrition: The main purpose for each of the three macronutrients: Protein, carbohydrates, and fat The right ratio, or the correct percentages, of protein, carbohydrates, and fat tha... https://owlkoreastore.com/product/detail.html?product_no=82&cate_no=1&display_group=3