Thaumatin powder (Thaumatin) alias: African arrowroot, English name: Thaumatin, is a super sweet substance extracted from the nut skin of the natural plant Thaurnatocuccusdanielli, which is a natural protein.The sweetness is 2000~2500 times that of sucrose. The sweetness is delayed, the aftertaste is longer, comes slowly, and disappears slowly.In the aqueous solution and the acidic solution (citric acid), the sweetness of curculio is equivalent to 6.8% and 12% sucrose solutions, and can maintain this sweetness for up to 5 minutes and 10 minutes, respectively.