Key Benefits Daily Glow The silky jojoba oil-infused serum works to effortlessly give skin a boost of radiance, promoting a visible healthy glow. Antioxidant Power Vitamin C and E provide daily protection from harmful free radicals generated by sun exposure, which can cause premature skin ageing. Gentle yet Effective Tetrahexyldecyl ascorbate is a stabilised, gentle form of vitamin C which makes it perfect for those new to vitamin C, or sensitive skins that don’t want to compromise on results. Looking for more power? Check out C-Tetra Luxe, with double the concentration of vitamin C as C-Tetra and additional brightening and nourishing ingredients for supercharged results.