response: It can be found in a bunch of plants and seeds and nuts in South America and the eastern part of Asia.
original_response: Oh, for me it is coffee!  Coffee beans, the seeds of plants.
history: I love drinking caffeine! Did you know it stimulates the central nervous system? It falls under the methylxanthine class. No that's a lot of big concepts for me. However, where is normal caffeine found in?
knowledge: It is found in the seeds, nuts, or leaves of a number of plants native to South America and East Asia and helps to protect them against predator insects and to prevent germination of nearby seeds.