Available as a supplement and in some foods, L-theanine is an amino acid that may have some health benefits. Reviewed by Dietitian Jessica Ball, M.S., RDReviewed by Dietitian Jessica Ball, M.S., RD ...

Many sleep supplements exist, but not all may be effective or safe. Many people have tried L-theanine for sleep. L-theanine ...

Theanine, also known as L-theanine, is an amino acid. It is found in tea leaves, especially in green tea and loose-leaf teas. You can consume L-theanine by drinking matcha, green tea, or white tea.

Matcha contains high levels of L-theanine, a unique amino acid that enhances relaxation without causing drowsiness. It ...

Supplement stacks have become a popular wellness trend, but does stacking GABA and L-theanine offer any anti-anxiety boost?

The amino acid L-theanine, predominantly found in green tea leaves, is praised for its ability to soothe and relax the mind and body. Consequently, supplements containing L-theanine have gained ...

MATCHA, the vibrant green tea powder celebrated in Japan, has become a must-try for many travelers thanks to its rich history ...