Fig. 1. Effect of variable concentration of GHH on cell viability of C2C12 cells. Data with error bar are represented as mean± standard deviation using Kruskal-Wallis test and Dunn's post hoc test. **P<0.01, ***P<0.001, ****P<0.0001 compared with the NC. ‘ns’ denotes no significant change. NC: normal control, GHH: Galgunhwanggumhwangryun-tang treatment.