Medik8 C-Tetra is a gentle vitamin C serum that helps your skin look bright, fresh, and smooth. It feels light on the skin and soaks in fast, so you can use it every morning. This serum helps to reduce dark spots, dull skin, and early signs of aging. It also helps protect your skin from the sun and pollution during the day. With daily use, Medik8 C-Tetra gives your skin a healthy glow and makes it look clean and even.