A NEW LOOK AT THE XANTHINE ALKALOIDS

Table 1.

Botanical Sources of Caffeine

Common Name Plant Part Genus and Species Family
aCaffeine is a minor constituent; the major xanthine is theobromine.
Coffee Beans Coffea arabica Rubiaceae
Tea Leaves Camellia sinensis Theaceae
Kola Nuts Cola acuminata Sterculiaceae
Guarana Paste made from seeds Paullinia cupana Sapindaceae
Maté (Paraguay Tea) Leaves Ilex paraguensis Aquifoliaceae
Cocoa Seedsa Theobroma cacao Sterculiaceae

This Article

  1. MI October 2007 vol. 7 no. 5 236-242