Vitamin B contains all the B vitamins necessary for the dog. Folic acid, Cobalamin and Choline are needed for the growth and maintenance of the body's cells and in the production of new blood cells. Other B vitamins are part of the body's nutrient metabolism and are necessary for the energy conversion of protein, fat and carbohydrates. Supplements of vitamin B are used with advantage in e.g. hard training and shedding.