Vince Re-Gain 12 Oil Nourishing Leave-In Serum is enriched with a blend of 12 oils, including Onion, Argan, Jojoba, and Amla. It nourishes the scalp, strengthens hair strands, activates dormant follicles, promotes hair growth, and provides all-day moisture without a greasy feel for smooth, shiny, and resilient hair.