what vitamins are good for muschles
B vitamins. An array of B vitamins are essential to muscle strength and tone: 1  B1 (thiamin) is important for protein metabolism and the formation of hemoglobin. 2  Hemoglobin carries oxygen to cells, including muscle cells, and without oxygen energy, production is compromised. B6 nutrients can be found in soybeans, butter, brown rice, and fish. 2  B12 (cyanocobalamin) is important for the maintenance of nerve tissue and is essential for the metabolism of fats and carbohydrates, energy metabolism, and cell regeneration. 3  B12 nutrients can be found in milk, poultry, eggs, meat, and liver.