The onion contains a small amount of raffinose, which is a kind of functional oligosaccharide. Raffinose can proliferate bifidobacterium in human body, play the role of moistening intestine and relieving bowels, lowering lipid and blood pressure, etc.
Onion also contains diallyl sulphide, prevent vascular sclerosis, reduce the function of blood lipid. Quercetin can also be detected in Onions, and the glycosides formed under flavonol induction have diuretic and detoxifying effects, which are beneficial to the prevention of obesity, hyperlipidemia and arteriosclerosis, and are consistent with the desiccation and detoxification functions of Onions.
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1. Prostaglandin A is A strong vasodilator, can fight against catecholamines and other substances, promote sodium excretion, has the effect of lowering blood pressure;
2. The sulfur compounds can promote fat metabolism, with the role of lowering blood lipid, anti-atherosclerosis;
3. Onion flavonoids can reduce platelet viscosity, often eat Onions can prevent thrombosis, reduce the probability of myocardial infarction and cerebral thrombosis;
4. Of Onions and hypoglycemic mesulfambutamide similar organic compounds, can significantly reduce blood sugar content;
5. It contains sulfide, micro element selenium, etc. can inhibit stomach cancer, esophageal cancer, colon cancer, breast cancer, etc..
6. The volatile oil in Onions can help, the elderly often eat Onions can improve the quality of sexual life;
7. Onion can improve the bone density of laboratory rats, and is used to prevent osteoporosis.
8. Therefore onion is rich in vitamin C, Nick acid, they can promote the formation of cells and cells damaged repair, so that the skin smooth, rosy and elastic, with cosmetic effect. Contains sulfur, vitamin E, can prevent the formation of unsaturated fatty acids lipofuscin pigment, can prevent senile plaques.
1. Wasn't appropriate for patients with skin disorders.
2. A person suffering from eye disease can not eat Onions, the condition will aggravate.
3. Patients with gastrointestinal illness should not eat Onions. This may worsen the illness.