Phytochemical Screening and In Vitro Evaluation of the Antioxidant Potential of Dichloromethane Extracts of Strychnos henningsii Gilg. and Ficus sycomorus L.

Table 7

In vitro ferric reducing power activities of the DCM extracts of S. henningsii and F. sycomorus.

Concentrations
Groups	0.2 mg/ml	0.4 mg/ml	0.6 mg/ml	0.8 mg/ml	1.0 mg/ml
Ascorbic acid (nm)	0.427 ± 0.02^a	0.612 ± 0.02^a	0.705 ± 0.04^a	0.864 ± 0.02^a	0.915 ± 0.02^a
S. henningsii (nm)	0.317 ± 0.04^ab	0.452 ± 0.02^b	0.524 ± 0.02^b	0.643 ± 0.02^b	0.730 ± 0.02^b
F. sycomorus (nm)	0.217 ± 0.04^b	0.316 ± 0.04^b	0.486 ± 0.02^b	0.603 ± 0.02^b	0.703 ± 0.02^b

Values are expressed as mean ± SEM of the three replicates. Column means followed by the same superscript letters were not significantly different () by one-way ANOVA followed by Tukey’s post hoc test.