3 Think E 15% is a vitamin E serum for face. It provides an incredibly potent boost of the powerful antioxidant vitamin E to help repair skin damage and prevent premature skin aging. This unique formula accelerates epidermis cell metabolism, strengthens connective tissue and helps skin cells to regenerate. With regular use of this vitamin E serum for face, you will see scar tissue and stretch marks diminish, as well as dry and aged skin dramatically soften. The results? Visibly smoother and more youthful-looking skin.