Supit kijang (Tetracera indica) has the potential as an antidiabetic agent because it contains flavonoid compounds. This study aims to test the antidiabetic activity in vitro from the ethanol extract of Supit kijang stems. Extraction was carried out by maceration method on 100 grams of stem powder using 96% ethanol and produced a yield of 11%. The antidiabetic activity test was carried out in v…