Bio-integral cells are uniquely able to transfer their energy to fatigued, devitalized and aging cells, effectively revitalizing them. The active, stabilized bio-integral cells contained in Cellmen are one-of-kind in the world. They are also unique on the world market in respecting the biological identity of masculine skin cells. They stabilize the activity of the skin cells and have a balancing effect on the natural functions of the skin, thus combating the visible signs of premature aging and nourishing and strengthening the skin structure.