Antioxidant, Cytotoxic, and Antibacterial Activities of the Selected Tibetan Formulations Used in Gandaki Province, Nepal

Table 3

DPPH free-radical-scavenging activity of the samples.

% Scavenging activity of samples
Sample/concentration	0.1 μg/ml	1 μg/ml	10 μg/ml	100 μg/ml	IC50 μg/ml
Aru-18	5.79 ± 0.84	16.9 ± 0.45	93.79 ± 0.27	95.40 ± 0.20	4.98
Basam	8.48 ± 1.88	21.32 ± 9.06	92.41 ± 0.27	95.45 ± 0.37	4.8
Dadue	3.46 ± 0.62	22.81 ± 0.91	91.99 ± 0.62	93.72 ± 2.18	5.15
Dashel	5.55 ± 0.64	33.33 ± 2.95	87.09 ± 0.35	93.49 ± 0.45	4.95
Mutik-25	15.17 ± 4.51	27.71 ± 11.35	92.59 ± 0.37	92.53 ± 0.45	4.33
Raab Ga Yangzin Tea	21.74 ± 2.73	29.62 ± 0.45	90.62 ± 0.45	92.47 ± 0.17	4.09
Serdok-11	7.10 ± 1.93	20.37 ± 2.51	92.11 ± 0.17	94.98 ± 0.71	4.91
Sugmel-10	38.89 ± 3.12	48.74 ± 1.59	91.09 ± 0.62	95.34 ± 0.47	1.8
Yungwa-4	3.52 ± 1.36	21.62 ± 1.27	87.51 ± 0.62	93.19 ± 0.17	5.25
Ascorbic acid	3.46 ± 1.21	16.12 ± 1.72	96.41 ± 0.53	96.96 ± 0.31	4.93

Data are expressed as mean value ± standard deviation (n = 3).