Abstract: To probe into the effect of different stages of fermented pu-erh tea in reducing blood lipids. The model of metabolic disturbance of lipid-preventive tested sample was adopted. Observe the effects of different water extract on reducing the serum levels of TC，TG，HDL-C and LDL-C. The results showed that different stages of fermented products can reduce blood lipid in the volatility of a certain, Overall performance with the deepening of the extent of fermentation, The Hypolipidemic effect getting better.