Biomedicine

Abstract

Tea has been consumed for thousands of years and is an integral part of people's daily routine, as an everyday drink and a therapeutic aid for health promotion. Consumption of tea has been linked to a sense of relaxation commonly associated with the content of the non-proteinogenic amino acid theanine, which is found within the tea leaves. The aim of this review article is to outline the health benefits of L-theanine. The review includes a descriptive analysis of L-theanine in its role in improvement of immune function, cancer prevention, reduced cardiovascular risk and its cognitive potential usefulness in our bodily systems when compared with available conventional methods. This review states in detail about the health benefits and lots of various other uses of L-theanine which is meant as a relaxing agent or a template for antidepressant drugs. This systematic review is done to acknowledge all the useful and necessary uses of l-theanine and its importance to society.