Strong muscles generally do not grow without protein intake, and if there is a severe protein deficiency, muscle function will also be affected, with the possibility of muscle atrophy and muscle weakness. Protein is a very important nutrient for the human body, including the whole body’s nutritional metabolism as well as muscle metabolism is indispensable. If you want to grow strong muscles, you have to consume a lot of protein. Some people are vegetarians, they are also very healthy, and the muscles do not appear atrophy, weakness, mainly vegetarian does not mean no protein intake, can be supplemented by plant protein, and other ways of amino acid supplementation, and pharmaceuticals or protein powder to supplement, but also to consume protein, so although it is not to eat meat, do not eat animal protein, but also to consume protein. If there is no protein intake at all, the human body’s health is not guaranteed, and that’s not to talk about having strong muscles.