According to apherald.com there are three main health benefits to eating black grapes.
It improves brain function
Regular consumption of black grapes helps to improve concentration, memory and also verbal and spatial recall. The polyphenol present in them also aid in curing migraine, dementia and preventing Alzheimer’s.
It improves cardiac health
The phyto-chemicals present in them help in reducing damage of the heart muscles and also aid in reducing and regulating cholesterol levels in the body thereby preventing heart attacks and other cardio vascular diseases.
It prevents cancer
Consumption of these grapes can be highly beneficial in preventing and treating skin, gastrointestinal, prostate, breast, lung and pancreatic cancer.