The exotic plants of Indonesia: Mahkota dewa (Phaleria macrocarpa), sikaduduak (Melastoma malabathricum linn) and mengkudu (Morinda citrifolia) as potent antioxidant sources

Abstract

The present study aims to determine the antioxidant activity of of three unique plants from Indonesia used for medicine of dried and etahnolic extract. Plants that are commonly used as medicine is Phaleria macrocarpa known as mahkota dewa (In West Sumatra), Melastoma malabathricum known as sikaduduak and Morinda citrifolia known as mengkudu. The DPPH methods used to the antioxidant assay. The dried Melastoma malabathricum dried and ethanolic extract shows the highest antioxidant activity than Phaleria macrocarpa and Morinda citrifolia both powder and ethanolic extract. Started from 0,125mg/L for PMm and 0,25mg/L for PPm can be used for antioxidant measurement with DPPH.