Positive food is hot food. The ancients believed that food was divided into "yin and yang", while negative food was cool, which could make people's body calm and refreshing, and eliminate fire and heat; Positive food is spicy and irritating, which can increase vitality. Positive foods are onion, sweet potato, taro, potato and carrot.

1, onion

Onions are native to West Asia and are widely planted at home and abroad. It is one of the main vegetables in China. Onion producing areas in China mainly include Fujian, Shandong, Gansu, Inner Mongolia and Xinjiang.

2. Sweet potato

Sweet potato is rich in protein, fat, polysaccharide, phosphorus, calcium, potassium, carotene, vitamin A, vitamin C, vitamin E, vitamin B 1, vitamin B2 and 8 kinds of amino acids.

3. taro

Taro can be used as soup, and as a substitute for grain or starch, it has been regarded as an important food subsidy or famine relief crop since ancient times. Taro is the main food of Yami people in Taiwan Province Province. Petiole can be peeled, cooked or dried for preservation.

Step 4: potatoes

Potato is comprehensive in nutrition and reasonable in structure, especially the molecular structure of protein is basically the same as that of human body, so it is easy to be absorbed and utilized by human body, and its absorption and utilization rate is almost as high as 100%.

Step 5: carrots

Carrots like warm and cold, and are suitable for growing in sandy soil with thick soil layer. Although it has the medicinal taste of Artemisia argyi, it has high nutritional value. It can be cooked and eaten raw, and can be used to cook all kinds of dishes.

Baidu encyclopedia-carrot

Baidu encyclopedia-potato

Baidu encyclopedia-taro

Baidu encyclopedia-sweet potato

Baidu encyclopedia-onion

People's Network-Food should also be divided into yin and yang