Slim-Fast. 3-2-1 Plan a simple daily plan to help you get results and LOSE WEIGHT NOW. Pick 3 nourishing snacks a day: Fruit, Veggies or Slim-Fast 100 Calorie Snack Bar. Choose 2 Slim-Fast 180-200 calorie shakes or meal bars. Have 1 sensible 500 calorie meal. . After you have achieved your weight loss goal, keep the weight off wit one Slim-Fast Meal a day, your sensible eating habits, daily physical activity and drinking plenty of water. Return to the weight loss plan if you start regaining t