Kosas Glow I.V. Vitamin-Infused Skin Enhancer in Boost - Beauty: NA. Size all. A clean, vitamin-infused skin enhancer that instantly activates a lit-up glow. The pearly liquid delivers soft luminosity while 3D light reflectors suspended in the formula allow skin to glow through foundation and powder.. In Boost - sheer medium rose gold. Free of mineral oil, talc, fragrance, parabens, sulfates, and phthalates.. Vegan & cruelty-free. 1 oz. Glow wherever you feel it: Use all over, as a targeted highlighter, mix with foundation or skincare, or play with endless possibilities. KOSA-WU200. 23_05. Makeup for skincare freaks. Sheena Yaitanes created Kosas in 2015. It's quick, easy, really-works makeup that also doubles as skincare - packed with clean treatment ingredients. Because taking care of your skin includes the makeup that you put on it.