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Haryoto Haryoto

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Open access Sep 2026

ANTIOXIDANT ACTIVITY OF ACTIVE FRACTIONS AND ISOLATES FROM ETHANOL EXTRACT OF YACON LEAF (Smallanthus Sonchifolius) USING DPPH AND FRAP METHODS

Yacon leaves (Smallanthus sonchifolius) are rich in secondary metabolites that contribute to their antioxidant activity. This study was conducted to assess the antioxidant capacity of the ethanolic extract, fractionated samples, and an active isolate derived from yacon leaves using DPPH and FRAP assays. The extraction...

R. A. Umniyyah, Haryoto Haryoto · 0 citations

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