chocolate is high in sugar and saturated fat. It is a high-energy (high calorie) food, and too much can result in excess weight, a risk factor for cardiovascular disease. Healthier sources of polyphenols include beans, pulses, fruit and vegetables.
The recommended “dose” is approximately 1 to 2 ounces or 30-60g, experts say. Indulge in anything more than that, and you may be consuming too many calories. A 1.45-ounce (41 gram) Hershey's Special Dark Chocolate Bar has 190 calories.
The high flavanol content in dark chocolate, particularly at 100% cocoa, can also promote a surge in heart health benefits. Antioxidants help guard cells against damage caused by free radicals. Flavanols may contribute to lowering blood pressure and improving blood flow.