The raw material for producing dehydrated onion powder is Liliaceae herbs, biennial or perennial, which is a very common and cheap domestic dish. Originated in western Asia, it is cultivated in all parts of China and supplied in all seasons. Onions are eaten in large underground bulbs ( i.e. scallions ).
People are often afraid of dehydrated onion powder and other onion foods’ unique spicy aroma, but they are known as “queen of vegetables" and have no low nutritional value.
Dehydrated onion powder and other onion foods are the only known foods containing prostaglandin a. Prostaglandin A can dilate blood vessels and reduce blood viscosity, thus lowering blood pressure, reducing peripheral blood vessels and increasing coronary blood flow, and preventing thrombosis. It can resist the effects of catecholamine and other boosting substances in the human body and promote the excretion of sodium salt, thus lowering blood pressure. Regular consumption has health care effects on people with hypertension, hyperlipemia and cardiovascular and cerebrovascular diseases.
Dehydrated onion and other onion foods have a certain refreshing effect. It can help cells make better use of glucose, reduce blood sugar and supply heat energy to brain cells. It is a good diet for patients with diabetes and delirium.