Treat your hair and scalp to REVERIE CAKE, a restorative serum that smooths, soothes, protects, and promotes regeneration. This supremely hydrating leave-in treatment is powered by active ingredients such as apple stem cells, proven to delay the aging of hair follicles and revitalize the scalp. Hydrolyzed protein from the sweet white lupine plant boosts cellular production and protects against environmental stressors, making CAKE a wonder treatment on dry, itchy scalps.