Figure 1. (a): The fresh green leaves of stevia rebaudiana Bertoni; (b): The dried leaves after blended to powder

From

Physico-chemical Assessment and Rebauidioside A. Productively of Natural Sweeteners (Stevia Rebaudiana Bertoni)

Mohammed Abdalbasit A. Gasmalla, Ruijin Yang, Abubakr Musa, Xiao Hua, Wenbin Zhang

Journal of Food and Nutrition Research. 2014, 2(5), 209-214 doi:10.12691/jfnr-2-5-1