Biopelle Tensage Stem Cell Cream contains a CellPro technology that assists and boosts the natural activity of your own stem cells. The stem cells allow the replenishment of skin cells and restore a more youthful healthy skin while reinforcing the skins integrity. This cream is ideal for night time use and studies show that after ninety day use there was a 119% increase in collagen, 50% increase in elastin and 26% increase in epidermal thickness. This nourishing cream improves skin tone and texture, decreases fine lines and wrinkles, and strengthens skin.