The nutritional feature of winter diet is to increase calories. Among the three thermogenic nutrients, the intake of protein can be kept at the usual level, and the increase of calories should be mainly ensured by increasing the intake of sugar and fat. Minerals should be maintained at the usual requirement or slightly higher. You can choose foods with high fat content to increase calories. In the supply of vitamins, we should pay special attention to increasing the content of vitamin C. We can eat more vegetables such as radishes, carrots, potatoes and spinach and fruits such as oranges, apples and bananas, and at the same time increase animal livers, lean meat, fresh fish, eggs and beans to ensure the body's demand for vitamins.

Storing kidney essence in winter is to maintain your kidney in winter, because kidney is an innate tonic. Eating more black food has a strong nourishing effect. I'll introduce you to five special black foods, 1 rehmannia 2 black dates 3 black beans 4 Polygonatum 5 black sesame. Some are for you to buy in Chinese medicine shops, and some are good for your kidneys. Please refer to tomatoes and medlar. Usually, it is good for the kidney to eat more foods that strengthen the spleen and tonify the kidney, such as coix seed, lotus seed, pumpkin, potato, sweet potato and taro. In terms of food, black is the representative of tonifying kidney, such as black fungus and black rice mulberry.