Hair oils and hair serums work as curl-enhancing, protecting and nourishing treatments for curly hair. Curly hair can be difficult to maintain and more prone to drying out and losing its shape and elasticity. These curly hair treatments help smooth, control, define curls and eliminate frizz. Hair serum can be a targeted scalp and hair treatment or can be used as a styling product that makes your hair smooth and adds shine. Hair oil is intended to nourish and improve your hair's health by delivering a high consistency of vitamins, minerals and fatty acids, also making hair shiny. The best hair oils and hair serums for all curls infuse the fiber with strengthening properties, smooth and define waves, curls an coils. Our collection of serums for the scalp and hair as well as daily, overnight and limited-edition hair oils are formulated to deliver results for all curly hair types. Explore our treatment hair care sets for curly hair, wavy hair, coily hair and frizzy hair, and save 10% or take our hair quiz and find the perfect curly hair serums and hair oils for your curl type.