Onuoha loves wealthy, pure oils over hair serums for imparting shine (assume argan oil and jojoba oil) however she additionally likes silicone-based oils. Silicone is a good ingredient, which is often unfortunately demonized, with reviews of it weighing down hair, creating buildup, and making hair greasy. These days, most silicones utilized in hair care are light-weight and really simply washed out — their advantages by far outweigh any negatives. “Silicone-based oils may also help lubricate the hair shaft, making it feel and look smoother,” says Onuoha, “all whereas defending it from the surface surroundings.”