However, my ears perked up over the holidays when my friends kept complimenting my 56-year-old mom’s glowing skin, and she credited her glow to Vichy’s Liftactiv Vitamin C Serum. Vitamin C is ...

Follow with a peptide serum, like Vichy LiftActiv Collagen Specialist Peptide Night Cream, £41, which promises to plump and smooth the look of fine lines. Ceramides, or lipids, are produced ...