L-Theanine: The relaxant that improves brain function, reduces anxiety and enhances cognitive abilities

L-Theanine (γ-glutamylethylamide), is an amino acid predominantly found in green tea. It has been shown to affect brain functions by relieving stress disorders, improving mood, and maintaining normal sleep. Many products enriched in L-theanine are available in the market today. However, the question remains whether L-Theanine really has any beneficial effect on the human body. [...]