http://vvedndyt433kopnhv6vejxnut54y5752vpxshjaqmj7ftwiu6quiv2ad.onion/wiki/L-Theanine
ISSN 1541-6100 . ↑ Components of Gyokuro | http://www.ippodo-tea.co.jp/en/tea/gyokuro_02.html ↑ Lyon, M. R., Kapoor, M. P., Juneja, L. R. (December 2011). "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".