l-Theanine

Promotes relaxation; helps to moderate occasional stress

*Green tea has been  recognized for centuries as having relaxant properties. l-Theanine,  a unique amino acid derived from tea,  provides the characteristic taste of green tea. l- Theanine has  also been discovered as the biologically active constituent of  green tea responsible for promoting relaxation. In a preliminary  non-clinical study, an l-theanine solution enhanced alpha wave  production in the occipital and parietal regions of the brains  of volunteers. These observed patterns are considered to be an  index of relaxation. Furthermore, it did so rapidly and without  causing drowsiness. In two additional studies, alpha waves were  also shown to be detectable soon after l-theanine administration.  Theanine is also useful for supporting healthy cellular function.  Preliminary research suggests that l-theanine may be helpful  for premenstrual