The nutritional value of grapes: it can nourish the liver and kidneys, nourish blood and qi, strengthen the brain and nourish the mind, prevent constipation, and is a good nutritional fruit for the recovery of patients with deficiency of qi and blood, lung deficiency and cough, anemia, etc. Grapes also contain more tartaric acid, which has the effect of helping digestion; grape skin is also a treasure, containing more resveratrol than grape flesh, which has the effect of lowering blood lipids, preventing atherosclerosis and enhancing immunity, especially The flavonoids in the skin of purple grapes also have the effect of lowering blood pressure. The reason is that persimmons contain tannic acid, crab meat is rich in protein, the two meet and solidify into tannic protein, which will hinder digestion. The sour feeling of eating grapes is actually the taste of tannic acid, and if grapes and crabs, or seafood are eaten together in large quantities, there is also a risk of poisoning from eating persimmons and crabs together. So eating grapes and seafood, it is best to separate four hours. 2, grapes, milk Grapes will strengthen the acidity of the intestines and stomach, milk is difficult to digest and absorb, and in serious cases may lead to diarrhea. If you are taking iron and calcium supplements, do not eat them together with grapes, because the iron and calcium will be absorbed by the tannins, and the iron and calcium will coagulate together and become stones. It is recommended to eat them after half an hour apart. 4, drink water immediately after eating grapes Drink water immediately after eating grapes, less than a quarter of an hour may cause diarrhea. Because grapes and water, stomach acid rapid oxidation, fermentation, accelerated intestinal peristalsis, it will produce diarrhea. 5, grapes, sulfonamides, digestive enzymes Grapes contain acidic ingredients such as tartaric acid, which will change the gastrointestinal pH and affect the absorption of drugs. Sulfonamides for urinary tract infections are highly soluble in an alkaline environment, but easily crystallized in an acidic environment. Some digestive enzymes can work well in an alkaline environment, but are easily destroyed in an overly acidic environment, thus losing their efficacy. It is also best to take these drugs half an hour apart from grapes. How to wash grapes? The grapes are picked, but they also have to be washed! Not allowed to eat easily diarrhea … In fact, it is not difficult to wash the grapes, as long as you grasp a little skill on it! The following we quickly take a look at it ~ grapes do not pull down to wash Many people like to wash grapes to pull down to wash, think this way to wash clean. However, the opposite is true, from the point of view of nutrition and safety, this method is wrong. The pesticides and bacteria on the surface may enter the grapes through the break and contaminate the flesh. On the other hand, some of the grapes’ nutrients will also be dissolved in the water and lost. Therefore, the safest way is to first rinse them in bunches under running water and then cut them into small bunches for easy cleaning with scissors, or if you don’t mind the trouble, cut them into single clusters, taking care not to prick the flesh. Then, soak them for about 10 minutes, adding a small amount of flour during this process to absorb pesticides and some dust and other dirt from the surface of the grapes. Finally, just rinse them off with water. Add one thing to the water, the grapes are washed extra clean! 1, add flour flour water is more viscous, the grapes to the flour water shabu, the grapes on the dirty things by the sticky flour water stick down to take away, so the grapes will be washed especially clean. First of all, put the grapes into a bowl of water with the amount of water over the grapes, add 1~2 spoons of flour and mix well with the water. After 2 to 3 minutes, rinse the grapes twice with running water. The flour has an adsorption effect and can easily wash away the dirt between the crevices of the fruit flesh. 2, add salt Salt has a disinfection and sterilization effect, add some salt to the water to clean grapes not only clean, but also disinfection and sterilization. Specific practice: add salt to the grapes, stir evenly; soak for about 20 minutes, pour off the water; then rinse with water. 3.Add vinegar Wash the berries with light vinegar water and thick vinegar water, both can play the role of sterilization and freshness. Specific practice: put the grapes into the container, then pour in the vinegar water dilution, quickly and gently shake, so that each berry is thoroughly cleaned. Then pour off the vinegar water and control dry or just dry naturally.