Lightweight, daily leave-on scalp serum formulated to deliver multi-level hydration to relieve dry scalp + optimize scalp health. Key Ingredients: Multi-Molecular Hyaluronic Acid (MMHA): Penetrates surface layers of skin to balance the scalp, soothe dryness + retain moisture Amino Acids: Strengthens hair shaft to keep hair strong + reduce frizz as it grows Glycerin: High molecular humectant that the scalp supports moisture barrier | Act+Acre Daily Hydro™ Scalp Serum, 1 fl oz | Dermstore