Weight loss is nearly impossible if you feel restricted, and since dark chocolate is rich and decadent, a small amount can perfectly satisfy the need for something sweet without pushing you overboard on calories, says
Alexandra Oppenheimer, a registered dietitian in New York City. "Stick to a one-ounce portion of 70-percent cacao or higher. That way you can get the health benefits of flavonoids and the pleasure of a sweet treat—in moderation."