Prairie Naturals Sytrinol Cholest Force- Duo Pack - The body needs cholesterol to function, but too much of it in the blood or too much of the wrong kind can increase the risk of heart disease. Take control of your cholesterol with Sytrinol, a clinically studied, patented cholesterol-lowering supplement made from the natural phytochemical compounds in citrus peel and palm fruit extracts. Sytrinol is a powerful antioxidant with numerous heart health benefits including the reduction of arterial plaque, improved glycemic control and reduced blood platelet aggregation. Sytrinol is a patented formula derived from natural citrus and palm fruit extracts. It combines polymethoxylated flavones (PMFs), delta, gamma, and alpha tocotrienols.