Yes, Elf Hydro Grip Primer is a water-based primer. It's designed to be lightweight and hydrating, helping to create a smooth, even base for your makeup. It's also infused with marine water and aloe vera, which help to hydrate and soothe the skin. Elf Hydro Grip Primer is perfect for anyone with dry or dehydrated skin, as it helps to lock in moisture and prevent dryness.