Food supplement in the form of a powdered protein drink with micellar casein, sugar and sweeteners. Micellar casein is a slow absorption protein that, together with the rest of the ingredients of the formula, contributes to provide a nutritional contribution to the muscles in the long term, to the growth and maintenance of muscle mass, as well as to the correct health of the bones. It has a 73% protein content. Gluten and fat free.