Table 3.
Samples | IC50 (μg/mL) | Reducing Power | |
---|---|---|---|
DPPH | ABTS | ||
luteolin | 4.168 | 5.587 | 0.0028 |
4-hydroxy benzoic acid | 6.838 | 58.78 | 0.0012 |
3,4-dihydroxy benzoic acid | 0.703 | 5.186 | 0.013 |
catalposide | 20.16 | 43.83 | 0.0004 |
verproside | 6.502 | 16.9 | 0.0018 |
Vc | 0.57 | 4.645 | |
BHT | 0.0016 |