Ultra Vit B Complex from Vitabiotics includes all eight essential B vitamins that play a truly remarkable role in the body, essential for helping to maintain all-around health in men and women of all ages. Ultra Vit B Complex may be suitable for: Athletes, sportsmen and sportswomen, those with hectic lifestyles and over 50s. B vitamins, including vitamins B6, thiamin (Vit. B1), riboflavin (Vit. B2), niacin (Vit. B3) and biotin contribute to the normal functioning of the nervous system. Biotin contributes to the maintenance of normal hair, while riboflavin (Vit. B2) and niacin (Vit. B3) contribute to the maintenance of normal skin. Riboflavin (Vit. B2) contributes to the normal metabolism of iron, which is known for contributing to the normal formation of red blood cells and haemoglobin for normal oxygen transport in the body. Vitamins B6, B12, niacin (Vit. B3) and pantothenic acid contribute to normal energy release and the reduction of tiredness and fatigue. Thiamin (Vit. B1) contributes to normal heart function. Vitamin B12 and folic acid contribute to normal homocysteine metabolism, an important factor in heart health. Vitamins B6, B12 and folic acid contribute to the normal function of the immune system.