What It Is:A skin-brightening serum.Skin Type:For all skin types.Skin Concern:Brightening, soothing, anti-oiliness, anti-imperfection and anti-roughness.What It Does:Visibly improves the five dimensions of skin quality: skin tone, evenness, texture, translucency and imperfections.Key Ingredients:Diorsnow Essence of Light Brightening Serum is infused with edelweiss extract from the Dior garden to help diminish the look of dark spots on skin and ethyl-ascorbic acid, a vitamin C derivative, for brightening action.How To Use It:For optimum results, follow the complete Diorsnow brightening skincare ritual:- Cleanse your skin with Diorsnow Essence of Light Purifying Brightening Foam (sold separately).- Prepare your skin to receive the rest of the skin care with Diorsnow Essence of Light Micro-Infused Lotion (sold separately).- Activate the luminosity at the heart of your skin with Diorsnow Essence of Light Brightening Serum.- Hydrate and even out your skin with Diorsnow Essence of Light Lock & Reflect Creme (sold separately).Clinical Results:This serum hydrates the skin for 24 hours* and provides a mattifying effect for 6 hours.*Skin Luminosity:- Skin has a glow: +45%.**- Skin is more luminous: +63%.**Skin Texture:- Skin texture appears refined: +44%.**- Skin seems smoothed: +58%.**- The appearance of pores is visibly diminished: +42%.**Even Skin Tone:- Dark spots are less visible: -43%.**- There seem to be fewer dark spots: -25%.**- Dark spots appear smaller: -19%.**- The color of dark spots appears faded: -43%.**- Imperfections appear reduced: -37%.**- Sallow undertones appear diminished: -31%.**- The complexion is even: +44%.**Complexion Translucency:Skin appears translucent: +49%***Based on instrumental tests carried out with 32 women.**Based on clinical tests by a dermatologist with 32 Asian women after 2 months.