Little mine? Gray complexion? Over here vitamin C! "It's the flagship active ingredient for radiance:powerful anti-free radical, it stimulates collagen synthesis and restores skin relief by blurring fine lines and improving skin texture. It also regulates the activity of melanocytes,” explains Dr Catherine de Goursac. One month is enough to regain radiance. If you are stressed out or smoker, you should definitely not abstain... Our favourite:it is the very first formula to stabilize natural vitamin C at a high concentration (8%). In 30 days, it transforms the skin. Bluffing! Flavo-C Serum, Auriga, €28. These formulas have also proven themselves:the Anti-fatigue Eclat C-Recover Concentrate from Filorga or SkinCeuticals Serum 10 Vitamin C Antioxidant Sensitive Skin, to fight against the first signs of aging:Vitamin C Facial Radiance Capsules from The Body Shop