Lifetime L-Theanine 30 Caps By Life Time Nutritional Specialties

L-Theanine, 200 mg, 30 Capsules, From LifeTime Vitamins100% Pure Premium Quality A Dietary Supplement L-Theanine is an amino acid commonly found in tea. L-Theanine is related to glutamine, and can cross the blood-brain barrier. Because it can enter the brain, theanine has psychoactive properties. L-Theanine has been shown to reduce mental and physical stress and may promote feelings of relaxation without drowsiness.