what forms does caffeine come in
What is Caffeine? Caffeine is an ingredient that can be found naturally in the leaves, seeds or fruit of more than 60 plants worldwide and is well known for its stimulating effect. Some of the most commonly known sources of caffeine include coffee beans, tea leaves, cocoa beans, kola nuts, and guarana plants.hat is Caffeine? Caffeine is an ingredient that can be found naturally in the leaves, seeds or fruit of more than 60 plants worldwide and is well known for its stimulating effect. Some of the most commonly known sources of caffeine include coffee beans, tea leaves, cocoa beans, kola nuts, and guarana plants.