L-Theanine works by relaxing your mind so you can get the rest you need.
This is L-Theanine. It's a natural relaxant found in green tea. Technically it's an amino acid. Studies have shown that by itself L-Theanine works to calm your mind without the caffeine from tea. These are beta waves. They're brain waves associated with activity. L-Theanine is related to an increase generation of alpha waves, which are associated with brains in a relaxed state. NatureMade sleep contains 200 mg of L-Theanine, the amount clinically shown to help you relax your mind.