Losing weight is as easy as 1 – 2 – 3 when you activate the SlimFast Plan. One of the essential elements of this clinically proven weight loss program is replacing two daily meals with the great-tasting SlimFast Original Meal Replacement Shake Mix Powder. This meal replacement product that put SlimFast on the map is a great-tasting product that curbs hunger cravings for up to four hours. It contains 200 calories in each 8-fluid ounce serving, giving you plenty of energy to keep your body alert during the day. It is also packed with vitamins, protein, essential minerals, and fiber. This meal replacement shake mix by SlimFast contains 10 grams of protein along with 4 grams of fiber and 24 essential vitamins and minerals that help your body process and burn stored fat, making it easier for you to lose weight.