High potency Suitable for Vegetarians Convenient one-a-day tablet There are 8 B Vitamins and they all have important functions in the body. Good sources of B vitamins include eggs, fortified breakfast cereals, meat and wholegrains. Though it is important to get most of your nutrients through the food you eat, many people who follow a meat-free diet may find they need to boost their levels of these essential nutrients. B Vitamins play a part in several important processes within our bodies, some functions of B vitamins include: Vitamin B12 contributes to normal energy-yielding metabolism. Vitamin B6 contributes to normal functioning of the nervous system. Thiamine (Vitamin B1) contributes to the normal function of the heart. Riboflavin (Vitamin B2) contributes to the maintenance of normal vision. Niacin (Vitamin B3) contributes to the maintenance of normal skin and Biotin (Vitamin B7) contributes to the maintenance of normal hair.