Tired of white streaks from your mineral face sunscreen? Get DEFEND. Infused with radical-neutralizing blueberry seed oil and zinc oxide, DEFEND face serum helps armor all skin types against daily culprits, including UV and High Energy Visible (HEV) blue light, while other powerful ingredients detox, nourish and repair your skin. Ultimately, it is the best defending face serum for blue light to which all of us are exposed to daily. No white streaks. Pure protection. Safe for all skin types and tones. *Our products are third-party lab tested for quality assurance. See this product's Certificate of Analysis here.