Theanine: This is an Amino Acid with psychoactive properties due to its stimulant effect on brain Dopamine & gaba. It was originally discovered in green tea. It helps reduce mental/physical stress & boosts mood. Its effect on improving attention in add is minimal, since very large doses are needed to see an effect.
Answered 6/25/2014
5.3k views
A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question