Vinegar is made from grain, sugar, wine and other raw materials by acetic acid bacteria fermentation. Among them, the content of acetic acid (chemical formula: CH3COOH) is about 3%-5%, which is an indispensable condiment in our life. Good quality acetic acid, slightly sweet and fragrant. When matching all kinds of hot and cold dishes, as long as the dosage is appropriate and the method is exquisite, it can be cooked or chilled.

Enrich the color and fragrance of food: put some vinegar when frying eggplant, so that the color of fried eggplant will not turn black; Adding vinegar when cooking can add flavor to the fried dishes; Add vinegar to the cooked soybean milk, and it tastes more delicious; Put some vinegar when cooking sweet porridge, it will be sweeter; If you put too much pepper in cooking, just add some vinegar, and the spicy taste will be reduced, thus increasing your appetite.

Protect the nutritional components of vegetables: adding vinegar during cooking can promote the dissolution of calcium, phosphorus, iron and other components, reduce the loss of various vitamins, and make vegetables crisp and delicious, which is beneficial to human consumption and absorption; Adding vinegar when cooking ribs, stewing bones or cooking fish can not only make calcium, phosphorus and iron in bones dissolve in soup and be absorbed by human body, but also protect vitamins in food from being destroyed and improve utilization rate; Add some vinegar when cooking eggs, and protein will quickly coagulate and form. If the eggshell is broken, add some vinegar to prevent protein from flowing out and reduce losses.

Removing the smell of mutton: clean the mutton, cut into pieces, put it in a hot water pot, add 1 kg of water and 20ml of vinegar to the mutton, take it out after the water is boiled, and remove the smell of mutton; After cutting the fish, put it in cold water with a little vinegar and pepper. When cooking, add vinegar, ginger and wine, and the fishy smell will disappear, and the cooked fish will smell fishy.

Preservation and freshness: vinegar is an acidic substance, which can slow down the corruption of alkaline foods such as meat. Soak the cloth with vinegar in summer and then put it in a cool and ventilated place to keep the fresh meat from going bad for a long time; Put some vinegar when soaking raw fish, which can slow down the spoilage of fish; Add some vinegar when making steamed bread or bread, so that steamed bread or toast will not go bad; When cooking, add 2 ml vinegar to 1 kg rice, and the cooked rice will not be sour and will not turn sour easily.

Cook the meat is perishable: when cooking beef and mutton, apply a layer of mustard on the surface of the meat the night before, wash it before cooking, and add 5ml vinegar to each 1kg meat when cooking, so that the beef and mutton will be easily boiled. Adding a little vinegar when curing meat can prevent the water loss of meat and prevent the meat from drying out and being difficult to eat. Moreover, in the process of curing meat, vinegar will penetrate into the meat, making the meat soft, so that the cooked meat tastes softer, more tender and more delicious. Dropping a little vinegar when cooking shrimp can make the cooked shrimp shell bright red, and when peeling shrimp shell, the shell meat is easy to separate.

Vinegar not only has seasoning function, but also has many nutritional and health care functions and medical value.

Sterilization and detoxification: put some vinegar in the cold salad, which can both flavor and sterilize; Adding vinegar when frying potatoes can not only dissolve toxins, but also make potato pieces or shredded potatoes taste more beautiful.

Disinfection and sterilization: vinegar can not only eliminate the reproduction of spoilage bacteria, but also have a strong lethality to various germs.

Lowering blood pressure: Experiments show that vinegar has a good effect of lowering blood pressure. Add rock sugar to vinegar and eat a tablespoon after meals; Wash raw soybeans, dry them, and soak them in the shade for about 3 months with aged vinegar at the ratio of 1: 2. Chewing 10 vinegar beans, one tablespoon of bean vinegar and one tablespoon of honey every morning and evening, diluted with 400 ml of cold boiled water and taken on an empty stomach, can lower blood pressure and cholesterol.

Bodybuilding and weight loss: Vinegar can moisturize the skin, and at the same time make the metabolism of sugar and protein smoother, so it has a good weight loss and beauty effect.

Beauty and skin care: Because the main component of vinegar is acetic acid, it has a strong bactericidal effect and can protect skin and hair. Cleaning the skin with vinegar water can make the skin absorb some urgently needed nutrients, thus softening the skin and enhancing its vitality. Soak 250g of Coicis Semen in 500ml of aged vinegar, seal it for 10 day, and take a spoonful of vinegar every day, which can make the skin white and tender and the pigment fade.

Anti-cancer: According to Japanese experiments, anti-tumor active substances were found in vinegar brewed with coix seed and corn as raw materials, which has anti-cancer effect. Practice in China has proved that vinegar egg liquid has the effects of clearing away heat and toxic materials, promoting blood circulation and removing blood stasis, and contains many vitamins, which can block the formation of nitrosamines, promote the metabolism of the body and enhance immunity, thus having anti-cancer effects.

In addition, insomniacs pour a cup of cold boiled water before going to bed, and then add 1 spoon vinegar, and they will fall asleep soon after drinking it. Rubbing your feet with warm old vinegar before going to bed will also make you fall asleep easily. Old people often drink vinegar, which can promote the absorption of calcium and prevent osteoporosis. During the flu season. Fumigating the room with vinegar can disinfect the air and prevent colds; Decocting with aged vinegar and salt can also stop vomiting and diarrhea. Put about 5ml of aged vinegar into a washer with a capacity of 1000ml to wash the nasal cavity twice a day when 1 can treat rhinitis. Heat 1 l aged vinegar, pour it into a bucket, and soak your feet for 20 minutes at a time. Soak in this way for 4~5 times, and the symptoms of numbness can be alleviated. Mix flour and cook it into paste, add proper amount of aged vinegar, apply it on paper or gauze, and stick it on the affected area. When it's dry, gently uncover it and put it on. Sticking it several times can eliminate the burning sensation and pain at the sprain. The aged vinegar, wheat bran and iron ore are mixed in a certain proportion and put into a gauze belt, and hot new bricks are put on the gauze belt to iron the affected area or related acupoints, which can treat arthritis and hyperosteogeny. For people who are prone to carsickness and seasickness, drinking a cup of warm water with old vinegar before riding or sailing will make you feel comfortable for a long time and prevent carsickness and sailing. Drink 1 small cup of vinegar when burping, swallow it slowly, and bend over 90 degrees 10- 15 times. Because the stomach is close to the diaphragm, it can warm the diaphragm from the inside. When bending over, the internal organs will also massage the diaphragm to relieve the diaphragm spasm and achieve the purpose of stopping hiccups.

Although vinegar has many benefits, it may not be healthy for everyone. At the same time, don't ignore the side effects of vinegar and eat it in large quantities at will.

1. People who are taking some western medicine should not be jealous.

Because acetic acid can change the pH of local environment in human body, so that some drugs can't work, sulfonamides are easy to form crystals in the kidney and damage renal tubules in acidic environment, so it is not advisable to be jealous when taking such drugs. When taking alkaline drugs such as sodium bicarbonate, magnesium oxide and weishuping, you should not be jealous, because acetic acid can neutralize alkaline drugs and make them ineffective. When using antibiotics such as gentamicin, kanamycin, streptomycin and erythromycin. , should not be jealous, because these antibiotics in acidic environment will reduce the effect, affecting the curative effect.

2. It is not advisable to be jealous when taking Chinese medicine for relieving sweating.

Because of the astringency of vinegar, Chinese medicine believes that acid can converge. When compound Yinqiao tablets and other traditional Chinese medicines are compatible with it, vinegar will promote the contraction of human sweat pores and destroy the effective components such as alkaloids in traditional Chinese medicines, thus interfering with the sweating and relieving exterior symptoms of traditional Chinese medicines.

3. Patients with gastric ulcer and hyperacidity should not be jealous.

Because vinegar not only corrodes gastrointestinal mucosa and aggravates the development of ulcer, but also contains rich organic acids, which can make digestive organs secrete a lot of digestive juice, thus increasing the digestion of gastric acid, so as to avoid the increase of gastric acid and aggravate ulcer.

People who are allergic to vinegar and people with low blood pressure should avoid eating.

Because vinegar can cause allergies in the body, there are symptoms such as rash, itching, edema and asthma. In addition, some people who are not suitable for jealousy should also be careful to eat. Eating vinegar in patients with low blood pressure will lead to lower blood pressure and adverse reactions such as headache, dizziness and general weakness.

In addition, the elderly should avoid jealousy during the treatment and rehabilitation of fractures. Because vinegar can soften bones and decalcify, destroy the dynamic balance of calcium in human body, promote and aggravate osteoporosis, make injured limbs ache and delay the healing of fractures.