Best l-theanine products

The acute effects of L-theanine in comparison with alprazolam on anticipatory anxiety in humans

Effects of l-theanine on attention and reaction time response

Effects of Theanine on the Release of Brain Alpha Wave in Adult Males

Time for tea: mood, blood pressure and cognitive performance effects of caffeine and theanine administered alone and together

L-theanine relieves positive, activation, and anxiety symptoms in patients with schizophrenia and schizoaffective disorder: an 8-week, randomized, double-blind, placebo-controlled, 2-center study

L-Theanine reduces psychological and physiological stress responses

L-theanine in the adjunctive treatment of generalized anxiety disorder: A double-blind, randomised, placebo-controlled trial

Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults: A Randomized Controlled Trial

Effects of chronic l-theanine administration in patients with major depressive disorder: an open-label study

Effects of L-theanine or caffeine intake on changes in blood pressure under physical and psychological stresses

L-theanine and caffeine in combination affect human cognition as evidenced by oscillatory alpha-band activity and attention task performance

A double-blind, placebo-controlled study evaluating the effects of caffeine and L-theanine both alone and in combination on cerebral blood flow, cognition and mood

Assessing the effects of caffeine and theanine on the maintenance of vigilance during a sustained attention task

The effects of L-theanine, caffeine and their combination on cognition and mood

The Effect of L-Theanine Incorporated in a Functional Food Product (Mango Sorbet) on Physiological Responses in Healthy Males: A Pilot Randomised Controlled Trial

The effects of L-theanine (Suntheanine®) on objective sleep quality in boys with attention deficit hyperactivity disorder (ADHD): a randomized, double-blind, placebo-controlled clinical trial

l-Theanine and caffeine improve target-specific attention to visual stimuli by decreasing mind wandering: a human functional magnetic resonance imaging study

Acute effects of theanine, caffeine and theanine-caffeine combination on attention

Caffeine and theanine exert opposite effects on attention under emotional arousal

Anti-stress effect of theanine on students during pharmacy practice: positive correlation among salivary α-amylase activity, trait anxiety and subjective stress

Serum levels of brain-derived neurotrophic factor and cortisol to sulfate of dehydroepiandrosterone molar ratio associated with clinical response to L-theanine as augmentation of antipsychotic therapy in schizophrenia and schizoaffective disorder patients

The effect of L-theanine supplementation on the immune system of athletes exposed to strenuous physical exercise

Effect of L-theanine on sensorimotor gating in healthy human subjects

The Effects of Green Tea Amino Acid L-Theanine Consumption on the Ability to Manage Stress and Anxiety Levels: a Systematic Review

Effects of l-Theanine on Cognitive Function in Middle-Aged and Older Subjects: A Randomized Placebo-Controlled Study

The combined effects of L-theanine and caffeine on cognitive performance and mood