... .,Ltd online store,We have engaged in Exporting Herbal Extract ,Amino Acid ,Vitamin,Nutritional Intermediates for over 10 years,all of ... synthesis technique,China has many precious herbs or many Raw Chemicals for Synthetic and many of them has been used in ... attractive price!Let's make progress together!! BCAA(branched chain amino acid) , l-leucine l-valine l-isoleucine=2:1:1 ...