How about vinegar in cooking? Nutritionist's answer: you can put some vinegar in cooking. Putting vinegar in cooking can not only increase appetite, but also prevent vitamin C in food from being destroyed. Nutritionist experts also pointed out that if you have a cold, adding vinegar to cooking can increase the content of vitamin C in the human body, and vitamin C can increase immunity, so it is very effective in treating colds. Chinese medicine believes that smoked vinegar can inhibit or kill germs in the air. So, can vinegar sterilize when cooking? According to nutritionists and experts, smoked vinegar is weak when cooking, and it will spread easily, so it can't achieve the sterilization effect. However, vinegar can prevent the loss of vitamin C in vegetables. Many people know that vitamin C can resist cold viruses, so eating more fruits or vegetables rich in vitamin C can prevent colds. Vitamin C is easily destroyed at high temperature, but it can remain stable in vinegar. Vinegar also has an appetizing effect and can regulate the gastrointestinal function of the human body. People who have a cold will lose their appetite. Jealous cooking can increase their appetite. However, in real life, many people don't like to eat irritating food when they have a cold. Therefore, jealous cooking should be based on personal taste. It has little effect on nutrition.