Onion is a very common vegetable in our daily diet, and many people love it. According to modern nutritional analysis, in addition to protein, crude fiber, and sugars, onions are also rich in vitamins, calcium, phosphorus, iron, selenium, and a variety of amino acids, caffeic acid, citric acid, quercetin, Sulfide, etc.; In addition, it also contains prostaglandins and active ingredients that activate hemolytic fibrin. British scientists have confirmed that onions have amazing effects on the treatment of inflamed wounds and stubborn skin ulcers in the elderly. In Japan, onions have become a health-care vegetable for the elderly to eat. It is said that the elderly eat 1 onion every day, which can prevent and cure diseases and prolong life.
But onions have some downsides and side effects. The following four foods are best not to be eaten with onions together. Otherwise, they may trigger some allergic symptoms. It is advisable to avoid these combinations. A food interaction occurs when two foods interfere with one another.
What foods should not be eaten with onions
1. Onion and honey
Onions should not be eaten with honey together, because they are two kinds of foods that interfere with each other. After they are eaten together, they will have a variety of adverse effects on human eyes, which will reduce vision and be harmful to eye health. Please note, in some remedy recipes, onion and honey may be used together to treat cough. But you shold keep in mind that onions have side effects to eyes. So if not for treating cough, you should not eat them together.
2. Onion and kelp
Onions and kelp should not be eaten together. The kelp is rich in iodine and calcium. Onions contain oxalic acid. Eating onions and kelp together can easily form stones.
3. Onion and fish
Onions and fish should not be eaten together. Fish is rich in protein. If onions and fish are eaten together, oxalic acid in onions will decompose and destroy the rich protein in fish, making it precipitate and not easily digested and absorbed by the body.
4. Onion and shrimp
Onions and shrimps should not be eaten together. The shrimps form calcium oxalate and cause stones.
Onions contain a variety of biologically active substances, and chemical reactions occur when they are eaten with certain foods together. The substances produced stimulate the gastrointestinal tract, causing nausea and vomiting. This reaction is medically called allergy.
According to the classification of traditional medicine, onion is a warming foods, while honey, kelp, fish and shrimps are cooling foods. When the two are eaten at the same time, a chemical reaction will occur, and the produced substance will stimulate the gastrointestinal tract and cause gastrointestinal dysfunction. As a result, symptoms such as nausea and vomiting appear.
Of course, not everyone will have such symptoms. Everyone’s physique is different. Some people eat onions with the above foods without any problems. However, it is recommended that you should avoid these food combinations.
Who should not eat onions
1. Patients suffering from gastrointestinal diseases should not eat onions, which can easily lead to aggravation of the disease.
2. People who suffer from eye diseases should not eat onions either, otherwise the condition will get worse.
3. Patients suffering from skin diseases should not eat onions.
4. It is not advisable to consume too much onion at one time, it will easily cause staleness and fever.
