This can be seen clearly in Figure 2, where the melting rates were more stable with stevia and increments of stevia concentration. As an average, melting rates were 1.50 ± 0.01, 1.32 ± 0.01, 1.19 ± 0.01, and 1.09 ± 0.02 ml/minute for control, formulations of A, B, and C, respectively.