GREEN COFFEE GCA 800. GREEN COFFEE GCA 800 Proprietary GCBE-800™ Extract Green Coffee Bean Extract, GCA® (less than 5% caffeine) (50% chlorogenic acids) 800 mg. A study that was done shows that green coffee bean extract significantly decreased body weight gain, liver weight and white adipose tissue weights with regulation of adipose tissue lipolysis factors, like adiponectin and leptin.
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