what chemicals does l-theanine affect

L - the an ine is an am ino acid found in tea leaves and other plants , and it has been shown to have a number of potential health benefits . Some of the chemical s that L - the an ine may affect include : \n \n 1 . Ser ot on in : L - the an ine has been shown to increase the production of ser ot on in , a ne uro trans mit ter that regul ates m ood and emot ions . \n 2 . G AB A : L - the an ine may also increase the production of G AB A , a ne uro trans mit ter that has a cal ming effect on the brain . \n 3 . Gl ut am ate : L - the an ine may also reduce the activity of gl ut am ate , another ne uro trans mit ter that is involved in the reg ulation of attention and cogn ition . \n 4 . C aff e ine : L - the an ine may also enh ance the effects of c aff e ine , a stim ul ant that is commonly found in tea and coffee . \n 5 . B eta - end orph ins : L - the an ine may also increase the production of beta - end orph ins , natural pain kill ers that are produced by the body . \n \n Over all , L - the an ine may have a number of potential health benefits , including reducing stress and anx iety , impro ving cogn ition and attention , and en han cing the effects of c aff e ine . However , more research is needed to fully understand the mechan isms by which L - the an ine affect s these chemical s and how it may be used as a supp lement . </s>