Dose–response effect of L-theanine on psychomotor speed, sustained attention, and inhibitory control: a double-blind, placebo-controlled, crossover study

- Dassanayake, Tharaka L., Wijesundara, Devasmitha, Kahathuduwa, Chanaka N., Weerasinghe, Vajira S.

L-theanine improves neurophysiological measures of attention in a dose-dependent manner: a double-blind, placebo-controlled, crossover study

- Dassanayake, Tharaka L., Kahathuduwa, Chanaka N., Weerasinghe, Vajira S.

Effects of L-theanine–caffeine combination on sustained attention and inhibitory control among children with ADHD: a proof-of-concept neuroimaging RCT

- Kahathuduwa, Chanaka N., Wakefield, Sarah, West, Blake D., Blume, Jessica, Dassanayake, Tharaka L., Weerasinghe, Vajira S., Mastergeorge, Ann

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

- Kahathuduwa, Chanaka N., Dhanasekara, Chathurika S., Chin, Shao-Hua, Davis, Tyler, Weerasinghe, Vajira S., Dassanayake, Tharaka L., Binks, Martin