The 100% Pure Vitamin C Boost is a unique water-activated powder treatment and vitamin C serum for sensitive skin, ideal for dull, sun-damaged and uneven complexions with dark spots, hyperpigmentation and lack of luminosity. Created with 96% stable Vitamin C created to help enhance luminosity, brighten the complexion and lessen the appearance of dark spots and uneven skin tone. Enhanced with Hyaluronic Acid to deeply hydrate and replenish thirsty skin for a rejuvenated, plump glow. Once water is added, the innovative powder transforms into an activated hydrating face serum that is pH balanced and gentle enough for daily use. Use nightly after cleansing and toning by mixing a pea-sized amount with a few drops of warm water until reaching a serum-like consistency, then gently pat onto skin. Free from silicone and mineral oil. Made in the USA, vegan and packaged in glass.