Who does not know red onion? This plant is thought to have come from Asia, especially Palestine, India, northern Pakistan, the mountainous regions of Iran, Egypt and Turkey.
Most people use red onions for cooking. However, in addition to adding flavor food, onions also many benefits to health. In fact, red onions have a therapeutic content, antibacterial, antifungal and many other healthy components.
Substances found in Red Onion
Onions contain vitamin C. Potassium, fiber and Folic Acid. It also contains calcium, iron, and protein. In addition, onions contain sulfur and flavonoids. Because of these flavonoids, red onion is believed to ward off the risk of cancer and heart disease. This is due to flavonoids are substances that are rich in anti-cancer material, antibacterial, antiviral, and anti-allergic.
Here are some healthy benefits of onions:
To nourish hair
A study found, red onion juice rubbed into the scalp two times a week (for 2 months) will stimulate hair growth. This method is certainly much cheaper than a hair tonic.
Lower blood sugar levels
An oral and intravenous glucose tests found that the higher the intake of onion, the lower glucose levels. The experimental evidence and clinical evidence suggests that the content of allyl propyl disulfide in onions contributed to lowering blood glucose levels.
Keep your heart health
Regular consumption of onions have proved lower high blood pressure and cholesterol levels. Both of these help prevent the formation of plaque in blood vessels, preventing heart disease and diabetes, as well as reduce the risk of heart attack or stroke. This benefit is expressed from the sulfur components, chromium and vitamin B6, which helps prevent heart disease by lowering levels of homocysteine (a risk factor for heart attack and stroke).
Supports intestinal health
Consumption of red onion on a regular basis (at least 2-3 times a week) can reduce the risk of colon cancer. Onions contain flavonoids (the most widely studied is quercitin) which have proved inhibit tumor growth in animals and protect cells from damage caused by colon cancer triggers substances.
Increase bone health
Milk is not the only one that serves to improve bone health. Red onion are also expressed to maintain bone health, especially for women who are at risk of osteoporosis when entering menopause.