Eat less salty food in winter to prevent excessive kidney water. Eat more bitter food to nourish the heart and enhance kidney function. You can eat more pork liver, sheep liver, kohlrabi, lettuce, vinegar, tea and so on.

2, vitamin supplements

You can eat some potatoes to supplement vitamins, such as sweet potatoes and potatoes. They are all rich in vitamin C, vitamin B, and vitamin A. Red-heart sweet potatoes also contain more carotene, which has the effect of clearing internal heat. It is necessary to change varieties frequently, mix them reasonably and supplement the vitamins needed by the human body.

3. Increase heat

In winter, the intake of staple food and oil should be appropriately increased to ensure the supply of high-quality protein. Dog meat, mutton, beef, chicken, venison, shrimp, pigeon, quail, sea cucumber and other foods are rich in protein and fat, which produce more heat and have the best cold protection effect.

4, don't blindly tonic.

At the same time of supplementing winter, it should be noted that in order to make the stomach adapt, it is best to introduce tonic first. Generally speaking, stewed beef and red dates, peanut kernels and brown sugar can be selected first to adjust the function of the spleen and stomach.