The efficacy of black beans in vinegar is as follows: 1, can strengthen the spleen and stomach, because from the point of view of Chinese medicine dietary therapy, black beans and vinegar enter the spleen meridian and stomach meridian, for people with loss of appetite, dyspepsia, nausea, vomiting, abdominal pain, abdominal distension, if appropriate consumption of black beans in vinegar, it has the effect of strengthening the spleen and stomach. 2, can tonify the kidneys and strengthen the bones because black beans and vinegar of the black color enter the kidney meridian, for people who suffer from kidney deficiency, caused by For people with weak knees, waist and leg pain, early whitening of hair, tinnitus and dizziness caused by kidney deficiency, if they consume black beans soaked in vinegar appropriately, it can nourish the kidney meridian and have the effect of strengthening the muscles and bones and relieving the above symptoms.