Spinach and onion
Among the green leafy vegetables that people often eat, there are various antioxidants, and spinach is one of them. So we can understand why spinach and its extract can prevent diseases caused by a large number of free radical damage; Such as cancer, heart disease, hypertension, stroke, cataract, macular degeneration and even mental illness. One of the most effective antioxidants in spinach is lutein, which is considered as effective as the well-known carotene. The content of these two substances in spinach is very high. Eating a lot of spinach can reduce the incidence of macular degeneration by 45%, which is a potential cause of blindness. Eating a cup of raw spinach juice or a cup of boiled spinach juice every day, even people with long-term smoking experience, will reduce the risk of lung cancer by half.
Onions also have various anti-aging effects. Because onion is rich in antioxidants, it helps to prevent cancer, especially gastric cancer. It can also "dilute blood" to prevent thrombosis and increase benign HDL cholesterol. Red onion and yellow onion are the foods with the richest quercitrin content. Quercetin is a famous antioxidant, which can reduce the activity of carcinogens and destroy the growth of carcinogens. It also has anti-inflammatory, antibacterial, antiviral and antifungal activities. Quercetin can also prevent the destruction of arterial blood vessels. Many studies have shown that onion can destroy the thrombus formed by fat such as butter in arteries, and onion has long been used to treat thrombosis in horses.
These two most commonly eaten vegetables are not known to have so many benefits to people's health, but we should pay more attention to them in the future. If you can eat it, you should eat it often. After all, antioxidants, lutein, carotene, quercitrin and so on. The nutrients that our human body needs can be easily obtained from these two vegetables.