Which is why the buy matters: Actives like niacinamide and retinol or antioxidants like resveratrol and vitamin C serums are thinner—some almost watery—when compared with thick lotions and creams. "Search for iron oxides to guard against infrared problems, and antioxidant mixtures to shield against higher energy light," she suggests. Action https://samamoo.com/morning-skin-care-routine/