For a long time, people believed that the excitement of chocolate came from theobromine. Until the end of the 20th century, researchers discovered that cannabinoids and phenethylamine in chocolate can excite people's nerves, speed up the heartbeat, sweaty palms, and red cheeks. This feeling is very similar to the feeling of falling in love.

Cannabinoids, also known as anandamide, are endogenous cannabinoid neurotransmitters. This name is taken from the Sanskrit (and the religious terminology of the Indian peninsula) Ananda, which means "joy, bliss, joy" and can bring pleasure and positive emotions. Although the name of cannabinoids is more bluffing, it is also in breast milk Exist, and the body will also produce it during exercise.

Phenylethylamine is a brain chemical that can produce happiness and love because it can produce dopamine (a chemical that affects the nervous system). People who take phenethylamine experience sudden bursts of energy, feeling happy and refreshed. These effects are similar to the symptoms of falling in love. In addition, this feeling is similar to the experience after eating chocolate or skydiving. Your brain will secrete a lot when you fall in love,