Holland & Barrett's Ultra Man Multivitamin Caplets is comprehensive multivitamin and mineral supplement. The synergistic blend of essential nutrients in Holland & Barrett's Ultra Man Multivitamin Caplets provide nutritional support for men, in a convenient one-a-day coated caplet. Calcium and Vitamin D are needed for the maintenance of normal bones and muscle function. Zinc contributes to normal fertility and reproduction, as well as the maintenance of normal testosterone levels in the blood. B vitamins contribute to normal energy-yielding metabolism and the reduction of tiredness & fatigue, with Vitamin B6 specifically contributing to the regulation of hormonal activity.