Rattan tea, commonly known as raspberry tea, Tujia God tea or Tujia nectar, also known as: Tujia God tea, Tujia nectar, the Dragon Boat Festival tea, longevity rattan, grass fungus, vine woman tea, asparagus tea, Department of Vitaceae Ampelopsis Ampelopsis Vitaceae Ampelopsis grossedentata (Hand-Mazz) WTwang Spear leaves. English name for the vine tea. Brown green vine from frost; long bitter sweet, thirst; it taste sweet and cool, with detoxification, anti-bacterial anti-inflammatory, Qufengchushi, strong bones, blood pressure, blood fat, hepatoprotective and other effects. People used to control high blood pressure disease, colds, fever, cardiovascular disease, dermatitis, eczema and other diseases. Guangxi Yao Shan people often be made into health tea for the treatment of colds, fever, heat stroke, dizziness, upset embolism. The study, whose main ingredient is Dihydromyricetin and containing a small amount Myricetin. Pharmacological experiments show Dihydromyricetin significantly antagonized adrenaline (NA) and high K-induced contractile response of rabbit aorta, low toxicity; and a cough expectorant, fat and liver effects. Bayberry known as antibacterial, anti-cancer, cough, expectorant, diuretic effect. Due to its high medicinal value vine tea, tea drinking vine toxic side effects, this is a problem, "Cha" who used to be very concerned about. Experts compounds Guangxi Gongcheng Yao vine tea contains long-term toxicity test results showed that: No significant lesions associated with toxicity in rats who had not been seen after discontinuation of the drug delayed toxicity. Another experimental study of Guangxi Tengcha hypoglycemic found Guangxi province Tengcha alloxan-induced diabetic mice have a better therapeutic effect on epinephrine, glucose-induced hyperglycemic mice also significantly hypoglycemic effect, but no significant effect on blood glucose in normal mice. In fact, some of China's ethnic minority areas in the south over many years of drinking this tea yet to see reported drinking tea vine adverse situations.