The antioxidants in red grapes, particularly resveratrol, have been shown to promote heart health by improving circulation, lowering blood pressure, and reducing bad cholesterol levels (LDL). Resveratrol may also help prevent the formation of blood clots, which can reduce the risk of heart attacks and strokes. Red grapes contain natural anti-inflammatory compounds that can help reduce inflammation in the body. Chronic inflammation is linked to many health issues, including arthritis, diabetes, and cardiovascular disease. Regular consumption of red grapes may help manage and prevent these conditions.