Most Popular Valentine’s Day Candy By State just released the results of a study that found the most popular Valentine’s Day candy in every state. Heart-shaped boxes of chocolates won the most states overall, with 18 states and D.C. Conversation hearts came in second, with 14 states. M&M’s in Valentine’s Day colors came in third, with eight states. Ohio’s top three are . . . the Heart-Shaped Box of Chocolates, followed by “Cupid Corn”, and in third place, Conversation Hearts. Check out this map with every state’s favorite Valentines Day candy.