Blue Heaven Primer is a popular cosmetic product used as a base before applying makeup. Primers help to create a smooth canvas on the skin, minimize the appearance of pores, fine lines, and wrinkles, and help makeup last longer throughout the day. Blue Heaven is a brand known for its affordable yet effective makeup products, including primers. Their primer may vary in formulation and specific benefits, but generally, it aims to prepare the skin for makeup application, ensuring a flawless finish.