Aktivitas Antioksidan Ekstrak dan Fraksi Herba Sambiloto (Andrographis paniculata)
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Abstract
Penelitian ini bertujuan untuk mengetahui aktivitas antioksidan herba Andrographis
paniculata (sambiloto). Aktivitas antioksidan ekstrak air herba sambiloto dan fraksi-fraksinya diuji
dengan menggunakan metode peredaman radikal bebas DPPH (Dipheny-1-picrylhydrazyl). Dari hasil
penelitian diketahui bahwa IC50 ekstrak air, fraksi kloroform, fraksi etil asetat dan residu ekstrak
herba sambiloto berturut-turut adalah 1036,76l; 820,15; 395,01; dan 1080,60 μg/ml. Hasil penapisan
fitokimia menunjukkan adanya senyawa golongan flavonoid.
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