Type of extract ABTS assay IC50 (mg/L) DPPH assay IC50(mg/L)
Ethyl acetate 8.6 ± 0.2 29.5 ± 0.8
Petroleum ether 738.7 ± 9.6 161.6 ± 2.3
Ethanol 6.9 ± 0.1 14.1 ± 0.5
Decoction 16.8 ± 0.7 13.0 ± 0.6
Vit C 1.9 ± 0.1 4.4 ± 0.2
Table 2: Henna extracts antioxidant activity.