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Medicinal value

Onions because taste a spicy taste, a lot of people don't want to eat, especially when cutting Onions cry of pain, don't eat right. But eating Onions, there is a big role in Europe and the United States is known as the diet of vegetables queen "vegetables" onion, in addition to taste, its bulbs and special nutrients found in leaves, more frail enhanced physique can also help.

efficacy

Queen can be called "vegetables", natural nutrients in onion is quite rich, not only rich in potassium, vitamin C, folate, zinc, selenium, and fiber and other nutrients, there are two more specific nutrients, quercetin and prostaglandin A. These two special nutrients, make the onion has a lot of other food irreplaceable health benefits:

1, cancer prevention,

In this talk about cancer color change society, there is a kind of food can prevent cancer, it's really a great news! What's more, the study also found that scientific research personnel and Onions and their family members can help to prevent and control all kinds of cancer. Is "various"! In France, a study of women found that those women greater intake of Onions and garlic, lower risk of breast cancer.

The anti-cancer effect of onion from its rich in selenium element and quercetin. Selenium is an antioxidant, can stimulate the body's immune response, inhibit cancer cell division and growth, at the same time also can reduce the toxicity of carcinogens. While quercetin can inhibit cancer cell activity, prevent cancer cell growth. According to a survey, often eat Onions than those who do not eat 25% less risk of developing gastric cancer, death for gastric cancer was 30% less.

2, maintain cardiovascular health

Onions are known only containing prostaglandin A vegetable. Prostaglandin A can dilate blood vessels, reduce blood viscosity, thus creates A drop in blood pressure, increase coronary blood flow, prevent thrombosis. Rich content of quercetin in onion, their biological utilization rate is very high, scientists research report pointed out that quercetin may help to prevent the oxidation of low density lipoprotein (LDL), for atherosclerosis, can provide important protection.

Onions

3, stimulate appetite, help digestion

Onions contain onion garlic spicy element, have full-bodied aroma, processing with the pungent odor and often makes people shed tears. It is this special smell can stimulate gastric acid secretion, stomachic. Animal experiments also show that the onion can improve the tension of the gastrointestinal tract, promote gastrointestinal peristalsis, appetizing effect thereby, of atrophic gastritis, the stomach underpowered, indigestion caused by anorexia have obvious effect. , of course, if you are on a diet thin body, so the efficacy of Onions, apparently doesn't suit you!

4, Sterilization, resistance to cold

Onion such as garlic contains phytoncide etc., have very strong sterilization ability, can effectively resist the influenza virus, prevent colds. The phytoncide through respiratory tract, urinary tract, sweat glands eduction, can stimulate the location of the cell secretion of pipe wall, so has expectorant, diuresis, sweating and bacteriostatic Preservative effect.

Tip: purple onion skin nutrients is higher

According to scarlett, onion can be divided into white, yellow skin and three purple leather. From the perspective of nutritional value evaluation, purple onion skin nutrition better. This is because the purple skin of onion relative to other two varieties more pungent taste of onion, this means that it contains more allicin. In addition, purple purple leather part of the peel Onions contain more of quercetin.

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