Calm that holds when the task gets hard.
L-theanine is the amino acid in green tea, and it settles you without making you sleepy. In the research, adults took a single 200 mg dose, the same amount in every Daily Calm Focus serving, then faced a demanding mental task. Their bodies stayed calmer through it, with a lower heart-rate rise.
Kimura 2007. A single 200 mg dose in 12 healthy men aged 20 to 25.
Review the study contextThis is ingredient-level research: L-theanine on its own, at the amount every serving provides. No trial of the finished formula has been completed. Individual results vary.