Antioxidant Activity RK3 RK4 Consortium C1 Control DPPH Activity (μg/ml) 80.96 ± 2.95 89.46 ± 2.15 79.06 ± 3.05 95.93 ± 1.2 81.26 ± 2.31 Metal chelating activity (μg/ml) 41.78 ± 1.65 41.93 ± 2.07 39.32 ± 2.17 52.37 ± 1.48 37.94 ± 1.66 Reducing power activity (μg/ml) 62.16 ± 3.25 61.96 ± 1.95 68.23 ± 2.45 55.1 ± 1.01 71.5667 ± 2.28 RK3, Withania somnifera + culture RK 3 + Petrol oil+ soil ; RK4, Withania somnifera + culture RK 4 + Petrol oil +soil ; Consortium, Withania somnifera + consortium of RK3 and RK4 + Petrol oil +soil ; C1, Withania somnifera + No culture + Petrol oil+ soil ; Control, Withania somnifera + No culture+ No petrol oil+ soil

Table 4: Antioxidant Activity of Withania somnifera after 90 Days of treatment, Results are mean of three replicates with standard deviation (Means ± S.D, n = 3) and differences were considered significant at p < 0.05