七叶参茶由绞股蓝与绿茶精制而成。药效学研究表明:七叶参茶具有增加动物纳食量,促进胃肠运动,增加动物胸腺髓质PAS 阳性物质,延长动物游泳时间、爬杆时间、耐高温时间,降低动物心脑脂褐素,降低动物血清胆固醇、甘油三酯等药效作用。毒理学实验显示:七叶参茶最大耐受量为40g/kg,无蓄积毒性。 Seven-leaf tea is made from Gynostemma and green tea. Pharmacodynamic studies have shown that: Seven leaves ginseng tea can increase animal food intake, promote gastrointestinal motility, increase animal thymus medulla PAS positive substances, extend animal swimming time, climbing rod time, high temperature resistance time, reduce animal heart and brain lipofuscin , reduce animal serum cholesterol, triglycerides and other pharmacodynamic effects. Toxicological experiments showed that the maximum tolerated amount of A. quinquefolius tea was 40g/kg, and no cumulative toxicity was observed.