Measurement1) | Water | Ethanol | Methanol | Positive control, BHT |
---|---|---|---|---|
DPPH radical scavenging ability (0.5 mg/mL, %) | y71.83±2.062)c3) | 85.23±2.65b | 91.72±0.15a | 29.90±1.64d |
ABTS+ radical scavenging ability (0.5 mg/mL, %) | y60.01±1.01d | 75.79±0.51c | 84.83±0.70b | 99.65±2.15a |
Reducingpower (0.5 mg/mL, O.D.700 nm) | 0.65±0.01d | 0.96±0.01b | 0.91±0.00c | 0.99±0.05a |