NEWHITE BRIGHTENING Vitamin C and Melanoxyl slows the production of melanin in the skin whilst protecting the skin from harmful UV rays. For best results apply every morning for at least 30 days. Benefits of Guinot Crème Jour Eclaircissante Brightening Day Cream SPF30: After 30 days of treatment, the complexion is visibly brighter thanks to 2 combined effects: - The SPF30 has a protective action against UV rays that slows the rise of melanin during the day. - An anti-pigmentation effect thanks to Melanoxyl and Stabilised Vitamin C. Key ingredients: - Stabilised Vitamin C helps brighten the skin by inhibiting tyrosinase which causes skin pigmentation. - Melanoxyl slows UV-induced melanin production. Reduces initial melanin levels in the skin.