Indian scientists have patented the medicinal properties of a certain fruit used by Indians traditionally to lower sugar levels. Name the fruit.

The Indian blackberry, commonly known as Jamun (Syzygium cumini), has been traditionally used in India for its medicinal properties, particularly in managing diabetes. Indian scientists have conducted extensive research to validate and patent specific extracts or properties of the fruit that help in lowering blood sugar levels. This aligns with efforts to protect traditional knowledge through formal patenting.