(1) Soaking black beans with vinegar can protect your eyesight. Soaking black beans in vinegar can nourish the kidney, and the physical and mental health of the kidney is also a key factor to ensure the prevention of myopia. Therefore, taking vinegar soaked black beans can relieve eye fatigue and prevent eye vision from declining. Black beans soaked in vinegar also contain a certain amount of proanthocyanidins and carotene, which can reduce the occurrence of pinkeye after being digested and absorbed by human body.

(2) Soaking black beans with vinegar can lower blood pressure. Hypertension is a common disease in daily life. Taking vinegar soaked black beans properly at ordinary times can reduce excessive blood pressure. People who are physically and mentally healthy are often jealous of soaking black beans, which can also prevent hypertension. In addition, vinegar soaked black beans can also dissolve cholesterol accumulated in human blood vessels, and also have a certain preventive effect on arteriosclerosis and coronary heart disease.

(3) Soaking black beans in vinegar can prolong life. Soaking black beans in vinegar can prolong life. It contains a large amount of soybean protein, which can consider the human body's demand for various nutrients. In addition, vinegar can also remove all kinds of endotoxin accumulated in human body. Soaking black beans with it can replenish blood and qi, soothe the nerves and help sleep, tonify kidney and strengthen yang overnight, promote blood circulation and remove blood stasis, promote diuresis and dredge collaterals. It can improve human immunity, prevent aging and prolong life.

2, vinegar soaked black beans taboo: people who are allergic to green plant protein can not take vinegar soaked black beans, otherwise it will cause a variety of allergic symptoms. In addition, the stomach is not high or suffering from gastric ulcer and duodenal vinegar soaked black beans, otherwise it will aggravate the condition and be unfavorable to the recovery of the disease.