Besides contain calories, protein, fat, and carbohydrate, it turns green onions also contain vitamin A and vitamin C. It is quoted on the Food and Nutrition Handbook 1 Recearch Center Manila (1964). Onion leaves can lower blood sugar levels. 'Leaves magic' this one can also help the body's digestion. For those of you who are experiencing flu-like symptoms, leeks can help heal. Leeks also improving blood circulation.
Onion leaves have active ingredients that have the power to kill the bacteria (as antibiotics). By eating leeks, able to facilitate the growth of body cells. Leeks can also remove mucus in the throat, eases digestion, cure rheumatism, anemia, difficulty urinating, and swollen. Leek roots can be used to treat intestinal worms (roundworms) and nausea.
-Seri Budidaya Bawang Daun. Bambang Cahyono.