Experience the chemistry of delicious chocolate and raspberries, without any calories! These beaded molecules represent the skeletal chemical structures of three molecules; two of the many compounds found in chocolate (theobromine and phenethylamine), and well as raspberry ketone, the molecule responsible for the smell of fresh red raspberries. Feb 02, 2000 · Chemicals in chocolate affect levels of the body's mood-affecting chemicals, including serotonin, endorphins and phenylethylamine, which the body releases in response to romance, Waterhouse says. Milk chocolate has less than dark chocolate, and white chocolate has nearly none because it includes no cocoa solids, only cocoa butter. However, when we ingest phenethylamine, our bodies break it...