Drinking full fat or skim is fine for muscle building, as drinking milk is not very useful for muscle building. The best way to build muscle is training, specifically including upper body training, biceps training, triceps training, deltoid training. Lower limb training includes quadriceps training, gastrocnemius. Abdominal training, abdominal muscles including rectus abdominis, lateral abdominal muscles, transverse abdominal muscles. Back training, latissimus dorsi training, obliques training. The obliques include the neck and back, especially the upper back. The training of the waist, and the training of the core muscles inside the organism. In addition to training, you also need a reasonable combination of meals, to eat more legumes. Including high protein food, at the same time to take some vitamins, such as eggs, soy milk, seafood, lean meat. But don’t eat too greasy fried food, it will increase the fat, increase the burden of the body’s digestive function, metabolic burden, it is very unfavorable to muscle building.