Natura Bissé Essential Shock Intense Retinol Night RenewalEnhance your skin's rejuvenation every night with Natura Biss's Essential Shock Intense Retinol Night Renewal. With retinol and natural bakuchiol, experience the power of youth without side effects. This serum also contains glycolic acid, matrixyl, proteoglycans, and collagen for firmer, more youthful looking skin. How to Use: If you're new to retinol or have sensitive skin, use the night renewal treatment every three nights the first week and then