• Leave-in serum that instantly rebalances and hydrates the scalp. • Promotes a healthy-looking scalp and provides instant volume at the roots. • Lightweight pH-balanced formula enriched with azelaic acid, caffeine, and prebiotics. • Contains 5% fortifying complex for denser-looking hair. • Provides hair that is twice as strong and softer. • Suitable for sensitive scalps and color-treated hair. • Easy application by massaging onto a clean and damp or dry scalp.