Table 1: Yield of extraction solvent composition and bioactivity of the S. baicalensis extracts by free radical-scavenging activity ABTS IC50 assay.

Extraction solventExtraction yield (%)IC50 (g/mL)

Water 100%18.36 ± 0.25a302.17 ± 37.40b
EtOH 100%1.97 ± 0.0180.69 ± 2.10
EtOH 80%23.00 ± 0.9044.87 ± 4.76
EtOH 70%33.10 ± 0.1039.22 ± 2.74
EtOH 60%43.05 ± 0.4734.04 ± 3.22

Each value in mean ± SD (); beach value in mean ± SD ().