Costus igeus, commonly known as insulin plant in India, belongs to family Costaceae. It is believed that consumption of the leaves helps lower the blood glucose levels, and diabetics who consumed the leaves of this plant report a fall in their blood glucose levels.Insulin plant benefits include controlling blood glucose levels. It can also be a source of protein, iron, and antioxidants. The plant is native to Brazil, but was later introduced to India and other parts of South and Central America.The study found that chewing on one fresh leaf of the insulin plant or consuming 1 teaspoon of the dried leaf powder daily helps in regulating blood glucose levels in persons with diabetes.The bitter leaf of neem is an effective remedy for treating diabetes as they are loaded with flavonoids, triterpenoid, anti-viral compounds and glycosides, which may help manage blood sugar levels. To make neem powder, take some dried neem leaves and grind them in a blender until smooth.