Based in New Jersey, Slim-Fast produces a variety of dietary supplements and weight-loss products that are sold around the world. The original Slim-Fast weight-loss shake is designed as an easy, on-the-go meal replacement and comes in a wide range of flavors. Every Slim-Fast shake has specific nutrients designed to help you achieve your weight and nutrition goals.
Function
Slim-Fast promotes weight loss by replacing meals and snacks throughout the day with low-calorie supplements. To successfully lose weight on the Slim-Fast diet, Slim-Fast recommends consuming two shakes or bars per day. You can consume the shakes for breakfast, lunch or dinner. Specific ingredients in Slim-Fast shakes are designed to help control hunger for up to 4 hours between meals.
Calories
Every Slim-Fast shake contains 180 to 190 calories per serving. With a balance of carbohydrates (47 percent of calories), protein (30 percent of calories) and fat (23 percent of calories), Slim-Fast shakes match any existing diet, including low-carb or high-protein diets. Slim-Fast shakes also provide essential vitamins and minerals.
Nutrients
Slim-Fast shakes provide about 1/3 of the recommended vitamins and minerals. Vitamin C and vitamin E, for example, are found at 100 percent of the daily recommended intake. Vitamin A, vitamin D, thiamine, riboflavin, niacin and vitamin B-6 are at 35 percent. Other nutrients found in Slim-Fast shakes include potassium, iron, calcium, vitamin K, magnesium and zinc.
Carbohydrates and Protein
One serving of Slim-Fast shakes contains 23 g of total carbohydrates, including 13 g of sugars. The dietary fiber content--5 g per serving--contributes 20 percent of the daily recommended intake. One serving also provides 15 g of lean protein that supplies 30 percent of the daily recommended intake.
Considerations
Slim-Fast recommends using its "3,2,1" plan. The plan lays out every meal throughout the day and progresses for 2 weeks. Also included is a list of recipes that can be used for the balanced meal portions of the plan.



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