Enhance the look of your skin with Medik8 C Tetra , A Vitamin C serum designed to help improve the appearance of radiance and clarity., Formulated with stable Vitamin C, C Tetra is suitable for daily Face Serum Medik8 C Tetra Luxe Lipid Vitamin C Enhanced Radiance Serum Makeup.ae The C tetra Range Medik8 INT Medik8 C Tetra Vitamin C Serums Reviewed By a Beauty Editor Who What Wear Discover the secret to radiant skin with C Tetra Luxe, our Vitamin C serum that visibly firms and brightens your complexion. Curious for more? Swipe for a glimpse of our other 5 star serums