STUDY ON THE EXTRACTION METHOD FOR CHLOROGENIC ACID (CGA) IN GREEN COFFEE BEANS

Abstract

Acid chlorogenic (CGA) is a major component of green coffee beans with a wide range of bioactive as
treatment of diabetes, obesity, … By microwave technique with solvent system of EtOH–H2O (7:3) in 45
min x 4 times as well as liquid-liquid extraction technique with optimal conditions, we had colected the
EtOAc extract having CGA content of 51%. The result will be able to supplement in the pharmaceutical
source and is the first step to developing functional foods from extract green coffee beans to treat
diabetes and obesity.