Eat less salty food in winter to prevent excessive kidney water. Eating more bitter food can 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 rich in vitamin C, vitamin B and vitamin A, and red-heart sweet potatoes also contain more carotene, which has the effect of clearing fire. It is necessary to change varieties frequently, mix them reasonably and supplement the vitamins needed by the human body.

Step 3 increase calories

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 generate more calories and have the best cold-proof effect.

4, don't blindly tonic.

At the same time of tonic in winter, it should be noted that in order to adapt the stomach, it is best to introduce tonic first. Generally speaking, you can choose stewed beef, red dates, peanuts and brown sugar to regulate the function of the spleen and stomach.