XLS Medical Max Strength reduces calorie intake from main nutrients: carbohydrates, sugar & fat. It contains Clavitanol, a patented natural complex which reduces the brake down & absorption of these nutrients into calories. This results in reduced calorie intake which helps you to lose more weight than dieting & exercise alone. It is clinically proven. In addition, the reduced absorption of dietary carbohydrates helps lower blood glucose & insulin levels, which help in reducing food cravings & blood glucose management. Xls Medical Max Strength is a certified medical device for effective weight management, when taken in combination with a balanced diet & regular physical activity. It has a well-established safety profide & tolerability. There are no added artificial colourings, flavourings, salt or preservatives.