... little bitter,300-400 times sweetness NEW TYPE OF SUGAR RESOURCE1. Green Stevia is a natural ... was proved to be green food by the center of china green food development.2. Safety Stevia ... sugar. Stevioside and Rebaudiana-A are main composition of stevia ,which taste cool, refreshing,4. Low ... the original inhabitants in Paraguay began making use of stevia as herb to cure influenza, fistula hyperemia. ...