SlimFast Original products typically have fewer calories, but they may also contain less protein and fiber compared to the Advanced Nutrition line. On the other hand, SlimFast Advanced Nutrition products offer higher protein and fiber content, which can help individuals feel fuller for longer and minimize cravings.

However, nutrition experts do not recommend SlimFast as a long-term eating plan.

While the SlimFast diet may help you lose weight, the products are expensive and highly processed and don't provide enough calories to replace a meal. What's more, the SlimFast diet doesn't provide support or teach you skills to help manage your weight when you discontinue the program.

Cons of the SlimFast Diet Studies continue to show a link between processed foods and chronic diseases,10 which is why consuming these products for the long term is not recommended. Limits healthy cooking: You may not learn healthy cooking methods on the SlimFast diet plan - and cooking is not required on the program.

However, most research suggests that diets like SlimFast are not sustainable. Additionally, the SlimFast diet relies on highly processed meal replacement products and fails to teach its users how to maintain their weight loss once they stop the program. All in all, it's probably best to skip the SlimFast diet.

With the Slimfast plan, you eat two Slimfast meal replacements, three 100-calorie snacks (Slimfast snack bars, fruits, veggies, or even nuts), and one 500-calorie meal that you provide. With this plan you can eat 6 times per day. The program says you can lose a safe 1 to 2 pounds per week with this strategy.

Disadvantages of SlimFast:

• It requires use of their products, which may be expensive for some people.
• It focuses mainly on counting calories rather than paying attention to nutrition and healthy eating habits, so it may not be the healthiest diet plan.
• Dieters may gain weight once they stop following the plan.

After seeing pictures of herself at 191 lbs., Deborah decided she had to make a change and lose weight. It wasn't until SlimFast that she was able to lose 63 lbs. But she didn't stop there! As soon as she heard about SlimFast Keto, she gave it a try and lost another 8 lbs in 11 weeks!

You can remain on the SlimFast 3,2,1 Plan until you reach your target weight. However, you should never diet below a body mass index (BMI) of 18.5. SlimFast meal replacement products are formulated in line with National and European legislation to meet the highest nutritional standards.

The SlimFast Plan is designed to deliver a total intake of approximately 1,400 calories a day for women and 1,600 calories a day for men. It creates a weekly energy shortfall that should result in 1 to 2 pounds of weight loss a week.

Does It Work? Yes, Slimfast can work for weight loss. Structured programs, like this one, work for people who don't want to count calories. Studies show that people lose more weight when they eat portion-controlled meals or meal replacements.

However, most research suggests that diets like SlimFast are not sustainable. Additionally, the SlimFast diet relies on highly processed meal replacement products and fails to teach its users how to maintain their weight loss once they stop the program. All in all, it's probably best to skip the SlimFast diet.