Yes, our elf poreless primer is indeed water-based! It is a lightweight, oil-free formula that is designed to create an even, smooth canvas for your makeup application, making it an excellent choice for those with oily skin types. The water-based formula allows for easy absorption into the skin, ensuring a long-lasting and comfortable wear without clogging pores or causing breakouts. It also contains moisturizing ingredients such as hyaluronic acid, which helps to keep the skin hydrated and smooth. So, if you're looking for a poreless primer that is both lightweight and effective, our elf poreless primer is a great choice!