Table 3. Antioxidant capacity of essential oils
| Assay | CsEO1) (mg/mL) | CgEO (mg/mL) | CaEO (mg/mL) | CmEO (mg/mL) | Vitamin C (μg/mL) |
| IC50-DPPH | 183.53±1.762)b3) | 343.74±5.27c | 292.48±4.83d | 485.81±5.84e | 4.62±0.73a |
| IC50-ABTS | 4.74±2.63b | 8.84±3.73c | 7.53±0.64d | 9.49±1.26e | 6.61±0.92a |
CsEO, Citrus sinesis; CgEO, Citrus grandis; CaEO, Citrus aurantiifolia; CmEO, Citrus microcarpa essential oil.
All values are mean±SD (n=3).
Different letters within a row (a-e) indicate significant differences (p<0.05).