What is it: System 3 Leave On Treatment is designed for dry, damaged, color-treated hair with light thinning. Clinically and dermatologically tested, this nourishing and protective leave on treatment strengthens each strand from within, resulting in thicker, fuller hair.

Why you'll love it: This treatment helps balance the scalp, creating a healthy environment for hair growth. In addition to its strengthening and nourishing properties, it adds moisture and shine to your hair.

Featured ingredients: Formulated with a powerful blend of niacinamide, wild mint oil and caffeine to help nourish the hair root, stimulate hair follicles and strengthen the hair.