The kola nut is the fruit of the kola tree (Cola acuminata and Cola nitida), indigenous to West Africa. The trees, which reach heights of 40 to 60 feet, produce a star-shaped fruit. Each fruit contains between two and five kola nuts. About the size of a chestnut, this little fruit is packed with caffeine.
Kola nuts have a bitter taste when chewed fresh. When they’re dried, the taste becomes milder and they reportedly smell of nutmeg