Squalane + Phyto-Retinol Serum now comes in 100% recyclable packing, including the new airless pump! And what's inside that packaging is even better. This ultra-hydrating formula is packed with squalane, bakuchiol—a plant-based retinol alternative, niacinamide, and hyaluronic acid. What makes this Phyto-Retinol Serum so amazing? It reduces all major signs of aging without the irritation or sensitivity associated with traditional retinol.