Table 5.

Total antioxidant activity and 2,2-diphenyl-1-picrylhydrazyl (DPPH) radical scavenging activity in methanolic extracts of Hyssopus officinalis subsp. aristatus. Different letters in the superscript indicate statistically different values at p < 0.05.

Sample	DPPH-IC50 (μg/mL)	FRAP mmol Fe2+/g
1E	88.42 ± 3.48 d	0.815 ± 0.012 b
2E	175.41 ± 2.92 e	0.781 ± 0.012 a,b
3E	199.89 ± 0.60 f	0.667 ± 0.004 a
4E	56.04 ± 0.19 b	0.959 ± 0.003 c
5E	79.37 ± 1.51 c	0.877 ± 0.007 b,c
6E	87.90 ± 0.67 d	0.736 ± 0.023 a,b
Rutin	4.67 ± 1.41 a	4.111 ± 0.0253 d
Ascorbic acid	-	8.181 ± 0.136 e