Garnier Skinactive Fast Bright Night Booster Serum With 10% Pure Vitamin C – 30ml Discover the new Garnier Fast Bright Night Booster Serum with our highest concentration in Garnier of 10% pure Vitamin C to visibly brighten skin and dark spots. Overnight, the skin is naturally more receptive to regeneration. Wake up to brighter skin day after day!The color of this pure Vitamin C Serum may change over time, but this has no effect on product efficacy.Pure Vitamin C is the best shield against inside oxidative stress for bright skin on the outside by inhibiting melanin production.