INNER GLOW

Dr. Barbara Strum The Good C Vitamin C Serum, $220.

HERE’S SOMETHING YOU probably already know: vitamin C is a pretty powerful skincare ingredient. We know that the C-spiked formulas can aid overall brightening and, as a powerful antioxidant, there’s really no other ingredient that comes close to counteracting free-radical damage (a by-product of pollution, smog and UV exposure) as handily as vitamin C. Which is