Overview

Theobromine (thee-oh-BROH-meen) is a white crystalline solid that occurs naturally in cocoa beans, from which chocolate is obtained, and, in smaller amounts, in tea and cola nuts. Theobromine is structurally very similar to caffeine, which differs only in the presence of a methyl group (−CH₃) on one of the nitrogen atoms in the theobromine molecule. Both theobromine and caffeine belong to a family of organic compounds known as the methylxanthines. Theobromine's effects on the human body are similar to those of caffeine, but about ten times weaker. In addition, caffeine is metabolized more quickly, is addictive, and increases alertness and emotional stress. It may also have serious effects on the central nervous system and the kidneys. By contrast, theobromine produces feelings of well-being, is not addictive, has no effect on the central nervous system, and provides only gentle stimulation to the kidneys. Its effects on the body...