Key Benefits Immediately hydrates and soothes scalp Strengthens and protects scalp barrier and microbiome Promotes soft, shiny, visibly healthy hair The scalp ages faster than all other skin and can directly affect hair health. This weightless leave-in scalp treatment immediately hydrates and soothes the scalp, protecting against accelerated scalp aging to promote smooth, shiny, healthy hair. For all scalp and hair types. Dermatologist tested & trichologist approved. How To Use Part hair with needlenose applicator. Squeeze gently and apply directly to scalp. Continue for as many sections as needed. Our Pros suggest 3-4 sections on the crown and back of head. Massage thoroughly into scalp to ensure proper absorption. Use before styling wet hair or as an overnight treatment when hair is dry. For best results, use three times a week. Gentle enough for daily use.