Humans build muscle by using the same concept. Feed your dog a nutritious diet. Muscular Pitbull Dogs Pitbull Dog Big Dogs For the best results it is important to have a balance of all three components.How can i make my pitbull puppy muscular?. Diet exercise and rest and recovery. Just walk her at least once a day to allow her to get excercise. To build muscle … [Read more...] about How Can I Make My Pitbull Puppy Muscular?