PSA Light Up Flash Brightening Mask in Beauty: NA. PSA Light Up Flash Brightening Mask in Beauty: NA. Here to give you skin as bright as your future, the Light Up Vitamin C & E Flash Brightening Mask from PSA works to reduce dullness, replenish moisture, and leave you with all-round radiant skin. It's packed with skin-loving ingredients that work together to even skin tone, tackle blemish marks and give skin the ultimate glow up. 11% L-Ascorbic Acid helps brighten and even skin tone and has powerful antioxidants that repair existing sun damage as well as protect you from skin-wrecking free radicals. 2% Vitamin E protects skin against free radicals and UVB damage, and works even better when paired with Vitamin C, doubling each other's effectiveness and supporting collagen production for firmer skin that retains moisture better. Grapeseed Oil is full of omega fatty acids and has antioxidant, antimicrobial, and anti-inflammatory properties, making it friendly for acne-prone skin types. Hyaluronic Acid holds 1000 times its weight in hydration, making it the ultimate hydrator.. Suitable for combination, dry, normal, oily, and sensitive skin. Vegan & cruelty-free. Free of Silicones, Sulfates, Drying Alcohol, Mineral Oil, Chemical Screens, Essential Oils, Synthetic Dyes & Fragrances. 1.7 fl oz/ 50 ml. After cleansing, apply to skin with damp fingers and massage to activate. Leave on for 5 minutes (or longer, if you like) and rinse off. Follow with your usual regimen and always finish with SPF if using during the day. PSAR-WU6. PPLUBM050EN01. PSA stands for Purposeful Skincare by Allies. PSA isn't just their name - it's their mission. They're a skincare brand driven by purpose. PSA believes skincare should be clean & effective, so you'll only find clinically proven actives in optimal concentrations without any potential irritants in their formulas. Their reason for being will always be to create products that deliver glowing results you can feel and see in the mirror.