Reese's is a popular brand of peanut butter candy. It was first introduced in 1928 by the H.B. Reese Candy Company, and has since become one of the most recognizable brands in the United States. The company produces a variety of products, including Reese's Pieces, Reese's Peanut Butter Cups, and Reese's Sticks. Reese's is also known for its iconic orange and yellow packaging, which has become synonymous with the brand.