Lightweight hydration with a soothing finishnumbuzin No.1 Pantothenic B5 Active Soothing Serum is a lightweight 50ml serum that helps hydrate skin without a sticky finish. A refreshing option for a soothing skincare routine.Key ingredients and benefits Trehalose and a hyaluronic acid complex help replenish moisture. Niacinamide supports a brighter, more even-looking complexion. A soothing formula designed for skin in need of comforting hydration.