As an ingredient, wild onion does not have the efficacy and effect of medicine, but it can replenish the body with nutrients such as carbohydrates, proteins, vitamins and minerals, and can also be used to open the stomach, improve appetite as well as as used as a condiment. Wild onion is a kind of spicy taste and aromatic odor ingredients, the main nutrients are proteins, sugars, but also contains vitamin A, vitamin C and phosphorus, iron, calcium, magnesium, selenium and other minerals, moderate consumption can be for the body to supplement the above nutrients. In addition, wild onions contain allyl sulfide, volatile oil, chorine, making wild onions have a unique spicy and aromatic odor, which can stimulate the secretion of saliva and other digestive juices, so that people have more appetite to eat, which helps to improve appetite. As a seasoning vegetable, wild onions contain volatile oils and chorine, which can also remove the fishy odor and relieve the greasiness of dishes. It should be noted that the flavor of wild onions is spicy, for patients with chronic gastric disease, reflux esophagitis and other diseases, try not to eat raw wild onions; if you are allergic to wild onions, it is prohibited to eat.