Portulaca oleracea is a kind of wild vegetable, which can be seen everywhere on the roadside of fields. It has strong vitality and many functions. It can be placed at home to repel insects, and has the effects of clearing away heat and toxic materials, benefiting qi and tonifying deficiency. It is not only rich in fatty acids, vitamins and other nutrients, but also can be fried, stuffed or baked, which is very delicious and nutritious.