The bougenville orange (Bougainvillea x buttiana) has been reported to have antioxidant activity using the DPPH method. Testing antioxidant activity can be carried out using various methods. In this study, the antioxidant activity of orange bougenlille (Bougainvillea x buttiana) flower was tested using three methods, namely the DPPH (2,2-diphenyl-1-picrylhydrazyl), FRAP (Ferric Reducing Antioxi…