What it is: A leave-in treatment that delivers instant hydration and lasting relief to your scalp. How to use: Made to soothe itching, flaking and irritation, this treatment contains a vitamin B3-based microbiome balancing complex that helps rebalance your scalp's natural ecosystem for lasting relief. Fast-absorbing and lightweight, this treatment also features a light citrus scent. How to use: Section clean, damp, detangled hair. Apply directly to scalp and massage in. Do not rinse. For best results, use three times per week. 3.4 oz. Paraben-free; phthalate-free; silicone-free Safe for color- or chemically-treated hair Cruelty-free Made in the USA