Soaking black beans with vinegar does have the effect of lowering blood fat. Black beans have the function of lowering blood fat. Many doctors have specially studied and tested this effect of black beans. The results show that black beans can inhibit the oxidation rate of low-density lipoprotein in blood and effectively reduce the concentration of triglyceride, thus achieving the effect of reducing blood lipid. In addition, black beans can also reduce the cholesterol content in the blood. Animal experiment: feeding rabbits with black beans and soybeans respectively, it was found that the blood lipid of rabbits with high blood fat and eating black beans was significantly lower than that of rabbits eating soybeans. From this information, we can see that black beans do have the effect of lowering blood fat. In fact, there are many effects and functions of vinegar soaking black beans. The effects and functions of vinegar soaking black beans are as follows: 1, which can effectively relieve eye fatigue, decreased vision, dizziness and miraculous effect. Poor eyesight and dizziness are the biggest pains for desk workers. Because black beans are rich in antioxidant components that are beneficial to the eyes-anthocyanins and vitamin A. Among them, aged vinegar can promote the dissolution of nutrients in black beans and contribute to the efficient absorption of nutrients. Soaking black beans in vinegar is also effective in treating chronic fatigue, cold syndrome, shoulder pain, high blood pressure and high cholesterol. At the same time, soaking black beans in vinegar has a good effect on treating and improving eye diseases such as myopia. 3. The latest modern research has also confirmed that black beans have the effects of reducing blood fat, improving eyesight, blackening hair, preventing cardiovascular diseases, resisting oxidation and caring skin. Black beans soaked in vinegar are also very popular in Japan. A person in charge of a biological research institute in Japan also said that after eating black beans soaked in vinegar for two months, more than 70% people's blood pressure and blood lipids dropped significantly, which also played a role in diabetes and white hair. Vinegar itself can also soften blood vessels. Vinegar beans are tonic, not medicine, and have no side effects. Therefore, soaking black beans in vinegar can actually reduce blood fat, and the effect of soaking black beans in vinegar is quite good. Of course, vinegar soaked black beans have many functions besides lowering blood fat, such as lowering blood pressure, lowering cholesterol, beautifying and so on.