SL no

Sample

Free radical scavenging activity (IC50 in μg/ml)

1

BHT

29.23 ± 5.38

3

PE

263.66 ± 19.87

2

CTC

138.38 ± 4.80

4

CF

96.00 ± 4.13

5

AQ

55.25 ± 2.78

6

8-methoxy-n-methylflindersine

71.18 ± 1.74

7

Zanthodioline

101.90 ± 5.24