Addressing the "Retinol Gap" for sensitive skin. Serum 16 features 16% LG-Retinex, a proprietary Microencapsulated Retinol Complex. By combining Retinol and Retinal with intense hydration boosters, it delivers professional-grade results on fine lines and uneven tones without compromising the skin barrier. The Tech: Microencapsulation ensures stable, time-released delivery. The Target: Ideal for dry/sensitive users who avoid traditional retinoids.