Mangosteen have lots of essential nutrients, but no saturated fats or cholesterol. The potassium content helps control heart rate and regulatte blood pressure, which in turn aids in stroke and coronary heart disease prevention. Healthy amounts of manganese and magnesium are also present, and new research suggests that xanthones - a powerful antioxidant found almost exclusively in mangosteen - have properties that fight pain, allergies, infections, skin disorders, and fatigue while supporting intestinak health.