Panthenol, also known as provitamin B5, is a popular hydrating, soothing, and skin-repairing ingredient in cosmetics. It’s widely used in skincare, haircare, and body care for its ability to improve skin barrier function, promote healing, and add moisture and shine to skin and hair. Cosmetic Benefits of Panthenol Deep Hydration (Humectant) Skin Barrier Repair Soothing and Anti-Inflammatory Wound Healing and Regeneration Hair Conditioning