, is it a helpful drug or a hazardous toxin? is a naturally occurring substance. It is found in seeds, leaves or fruits in about 60 plants. Beverages with in them have been consumed since 2700B.C.. People all over the world consume every day. Many people have various ideas on the way affects the human body. Some experts say it prevents cancer while others say makes people more prone to cancer. You decide. In the article What You Should know About , printed in the Information Food Council Foundation, states that has no relevance to ....