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

Blood Pressure Reactivity to Psychological Stress Predicts Hypertension in the CARDIA Study

Karen A. Matthews, Charles R. Katholi, Heather McCreath et al. · Circulation · 2004 · 433 citations · Full text

L-theanine—a unique amino acid of green tea and its relaxation effect in humans

Lekh Raj Juneja · Trends in Food Science & Technology · 1999 · 355 citations

Food Chemistry, Molecular Pharmacology, Food Bioactive Compound +8

Effects of low doses of caffeine on cognitive performance, mood and thirst in low and higher caffeine consumers

H.J. Smit, Peter J. Rogers · Psychopharmacology · 2000 · 340 citations

Cognitive Performance, Psychiatry, Psychopharmacology +4

l-Theanine reduces psychological and physiological stress responses

Kenta Kimura, Makoto Ozeki, Lekh Raj Juneja et al. · Biological Psychology · 2006 · 339 citations

Stress Hormone, Psychiatry, L-theanine Reduces +4

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

C.F. Haskell, David O. Kennedy, Anthea Milne et al. · Biological Psychology · 2007 · 261 citations

Psychoactive Drug, Psychiatry, Medicine +8