Stevia is naturally pure white sweetener which is extracted from stevia leaves. Its a new natural sweet agent, been widely used in foods, drinks, medicines and daily chemicals, Broadly speaking, in all the sugar products, the stevia can be used to take the place of cane sugar or gluside, Presently, stevia is mainly used in drinks and medicine, especially in beverage, It is also used in the frozen food, canned rood, candied fruits, spices, wine, chewing gum and toothpaste, The dosage of stevioside varies according to the difference of products. It can be determined through repeated research and experiments so as to guarantee the quality, feeling and taste of product. 
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