Characteristics: Light yellow powder Green Tea Extract 90% General: According to Chinese legend, tea was ... ago. Since then, traditional Chinese medicine has recommended green tea for headaches, body aches and pains, digestion, depression, immune enhancement, ... of these health benefits Characteristics: Light yellow powder Green Tea Extract 90%>90% polyphenolsUV-VIS>60% catechinsHPLC<7~9% caffeineHPLC ...