In general, scallions and onions can be eaten together without causing any adverse reactions, and they are beneficial to the body. However, it is best to avoid eating them in excess to prevent adverse reactions.

Scallions have the function of detoxification and are usually used to treat symptoms such as fever, common cold, headache due to the flu, and nasal congestion. Onions contain prostaglandin A, which has the effect of lowering blood concentration and peripheral vascular resistance. Both scallions and onions contain dietary fiber, which has the function of moistening the intestines, promoting defecation, and aiding digestion. They can be eaten together without adverse reactions.

Scallions and onions are both foods with a warm nature. It is advisable to avoid eating them in excess to prevent symptoms such as sore throat, dry mouth, and other signs of heat.