alli (orlistat 60 milligram capsules) is your smart edge for weight loss. Among weight loss products, it’s the only FDA-approved over-the-counter weight loss aid. Orlistat, the active ingredient in alli, is a lipase inhibitor and works by binding to specific enzymes that break down fats. As a result, about 25 percent of the fat you consume is not absorbed and passes through the digestive system. Since the calories associated with this unabsorbed fat are not used, the number of calories that…