We have seen that the diet must adapt to the needs of the athlete. Therefore, before embarking on the work of drawing up the dietary protocol, it is a good idea to analyse them, so as to produce a diet that meets them. More specifically, as far as body composition is concerned, one must try to understand the pros and cons of each body component (i.e., remember, water mass, muscle mass and fat mass) and to identify the somatotype zone within which one’s somatotype should ideally fall.