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Pick a Date, Lose the Weight!

For over 40 years, millions of Americans have trusted SlimFast to lose weight fast and keep it off.* Why?

It Works!

50 clinical studies prove the SlimFast Plan helps you effectively lose weight. You can see results in just 1 week! So, reach for the experience of over 40 years of clinically-proven success to help you lose weight fast and keep it off.


It’s Delicious!

There’s a reason why SlimFast shakes and mixes have remained popular for so many years ... they taste amazing!

It’s Flexible!

With a variety of ready-to-drink shakes, shake mixes and meal bars, SlimFast is easy to enjoy at home, work, or on-the-go. Blend up your favorite custom breakfast creation or grab a bottle and go - either way adds a little more delicious to your day.

Real Success Stories

Get inspired by real men and women who have lost weight on the SlimFast Plan!

50 Clinical Studies

You may know that the SlimFast Plan has been trusted for over 40 years to help Americans lose weight fast and keep it off, but did you know that the SlimFast Plan is backed by 50 clinical studies? Combining the proven science with the guidance of our Registered Dietitian and SlimFast Plan consultant, Maryann Walsh, the flexible and delicious SlimFast Plan encourages positive lifestyle changes to achieve weight loss goals and long-term success.


Resources to support your SlimFast Plan

SlimFast Together App

Lose weight fast while enjoying your favorite foods alongside your favorite SlimFast products. This simple Plan gives you the flexibility to mix and match and design your meal plan any way you wish. The SlimFast Together app is here to help you stay motivated and successful.


Enjoy your favorite foods as part of the SlimFast Plan. All the classics are still on the menu, so you'll never feel deprived. Check out these delicious and satisfying meals that are SlimFast Plan approved.

Did you know you could get personal access to our brand ambassadors? Join SlimFast Together, a private and safe place where you can receive support, inspiration, and motivation from those who have lost weight and are keeping it off with SlimFast.

Enjoy Your Favorite SlimFast Products and Foods