Acne pimple CASSIDY vitamin c serum unleashes the strength of a breakthrough ingredient, l-ascorbic acid, an ultra- stabilized form of vitamin c & hyaluronic acid. Packed with a jaw-dropping concentration of 20% vitamin c, the serum’s efficacy is amplified by the addition of natural fruit extracts and oils, delivering an advanced multitasking, brightening treatment. This product contains vitamin c (l-ascorbic acid) that may increase your skin's sensitivity to the sun. Wear soulflower broad spectrum sunscreen with spf 50+ where the serum has been applied. After cleansing, apply evenly to required areas for brightening or as needed. Let it dry for a minute before applying sunscreen. For optimal results, rinse face with soulflower papaya cucumber soap before application.