Table 3.
Total antioxidant capacity, free radical scavenging (DPPH; ABTS), ferric reducing power, linoleic acid inhibition of D. viscosa ethanolic extract, ointment base, and ointment containing 5% and 2.5% of extract.
| TAC (mg AAE/g of sample) | EC 50 DPPH (μg/ml) | EC 50 ABTS (μg/ml) | FRAP (mg TE/g of sample) | ß-carotene linoleic acid | |
|---|---|---|---|---|---|
| Ethanolic extract | 133.02 ± 3.1 | 56.25 ± 1.2 | 147.26 ± 1.5 | 296.425 ± 3.3 | 54.01± 1.4 |
| (%I for 1 mg/mL) | |||||
| Ointment base (Vehiculum) | 1.61± 0.1 | 7977.00 ± 225.0 | 12550 ± 132 | 4.37 ±0.3 | 10.85 ± 1.1 (%I for 10 mg/mL) |
| Ointment containing 2.5% of extract | 3.41 ±0.2 | 3073.70±138.8 | 6290± 183.9 | 11.69 ± 0.2 | 36.22 ± 0.9 |
| (%I for 10 mg/mL) | |||||
| Ointment containing 5% of extract | 7.46 ± 0.7 | 1360.50±90.6 | 3473.7± 217.5 | 19.85 ± 0.4 | 48.05± 1.8 |
| (%I for 10 mg/mL) | |||||
| BHT | - | 26.92 ± 1.22 | 42.64 ± 0.12 | - | 62.18 ± 1.6 |
| (% I for 1 mg/mL) |
Values expressed are means ± S.D.