The history of conversation hearts dates back to 1847, but their origin story is not what you’d expect. The machine used to make the candies was initially invented to create medicine.

Close up of conversation hearts candies, with a yellow heart saying Sweet Pea.© Photo By Laura Kalcheff/Getty Images Sign for New England Confectionary Company with the Necco logo.© tarheel1776 ...

And of course, a number of the hearts came through blank, or with something illegible or faded stamped on them. Do not expect perfection in the candy heart business. Flavors: Pineapple's the best ...

No conversation hearts were sold in 2019, and then production issues in 2020 meant that year’s shipment contained entirely blank hearts without text. What Do Conversation Hearts Say Now?