Reese’s and Hismile launch peanut butter cup-flavored toothpaste on March 4, 2026.

Reese's and oral care brand Hismile have launched a limited-edition peanut butter cup-flavored toothpaste, combining the popular candy’s taste with dental care. The product, available starting March 4, 2026, features a sweet, creamy flavor inspired by Reese’s Peanut Butter Cups and is marketed as a fun, indulgent option for brushing. It is part of a growing trend of flavored oral care products targeting younger consumers and fans of the candy. The toothpaste is currently available online and in select retail stores.