, It can relieve heat and cool blood, engender liquid and check coughing induce laxation, invigorate the skin, lubricate the lung and eliminate phlegm so that It can be used to prolong life, freshen the complexion, treat heat phlegm, coughing ,throat-swelling constipation and depression. According to the modern medicinal researches,It cntains rich glucoside which is three hundred times sweeter than sugar cane. It can lower blood sugar and treat diabets without adverse reaction. It contains rich vitaminC so as to resist against aging,cancers,lower blood lipids, lose weight and invigorate the skin, help treat hyperlipemia and improve obesity in organic foods and medicines with low heat capacity, non-nutritional without for fermentation.