Table 2.

DPPH Scavenging Activity of Crude Extract and Solvent Fraction of Urtica simensis

Radical Scavenging Activity (%)
Concentration (µg/mL)	Ascorbic Acid (Reference)	Crude Extracts	Aqueous Fractions	Hexane Fractions
12.5	42.9	31.98	14.55	10.29
25	47.5	42.65	20.04	18.50
50	58.70	53.05	31.34	29.32
100	74.70	61.40	50.96	30.50
200	86.00	76.07	60.67	39.76
IC50 (µg/µL)	27.51	63.27	136.38	258.70

Abbreviation: IC₅₀, 50% inhibitory concentration.