Still, L-theanine supplementation on its own helps you fall asleep faster. 3 L-theanine acts on neurons to influence brain wave activity, encouraging relaxation and reducing stress and anxiety. It ...

Who wouldn't want to take a pill and quickly experience less stress and anxiety without unpleasant side effects? It comes as no surprise then that when people on social media started claiming ...

Drinking green tea with L-theanine can cause calm alertness because the caffeine in the tea wakes you up, while L-theanine promotes relaxation.

L-theanine is an amino acid naturally found in tea leaves. First linked to tea’s calming effects in the 1940s, it is now sold as a supplement for stress relief, focus and better sleep. Research into ...