For better focus, less jitteriness and improved gut health, try green tea -- a lower-caffeine alternative to coffee.

L-theanine is an amino acid found in tea. Although L-theanine is associated with several health benefits, no research confirms if it is effective in treating bipolar disorder. L-theanine is a ...

Compounds such as EGCG and L-theanine may be responsible ... While the evidence is mixed, studies seem to show health benefits with three to five cups (24 to 40 ounces) consumed daily.

In today’s fast-paced world, where stress and anxiety have become common concerns, finding simple and effective ways to ...

and did not focus on stress relief or sleep benefits. The author of Dynomight has been using theanine supplements for over 10 years since he discovered that tea helps him relax more than coffee ...

ITO EN’s researchers have been studying how caffeine, theanine and catechins individually affect cognition for younger and older adults, and whether there are benefits in this regard.

The buzz around matcha is easy to understand: Though it contains caffeine, it also contains the relaxing amino acid L-theanine ... promising potential health benefits, mainly through a high ...