• Supports Autophagy

    Trigger cellular cleanup and renewal with nutrient-dense ingredients.

  • Reduce Inflammation

    Feel lighter and more energized by calming your body's inflammatory response.

  • Cleanse with Food

    Skip the extreme fasting. Enjoy feeling satisfied meals at every stage.

  • KetoTropic Shot

    Boosts energy and focus.

  • MycoGreens

    Delivers essential alkaline nutrients.

  • MycProtein

    Supports muscle repair and satiety.

  • Fortifying Soup

    Adaptogen-rich and savory for immunity and rebuilding support.

  • 2nd MycoProtein

    For extra energy, strength, protein, and adaptogens.

  • SmartFast Meal

    Detox-enhancing, end-of-the-day meal.

SMART Image
S.M.A.R.T. Fast Cleanse with Food
A strategic program that combines fasting with nutrient-rich, botanically enhanced meals to activate your body’s natural detox pathways—without feeling hungry.
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Strategic Meal Timing Emphasizes the 16:8 fasting window structure.
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Micronutrient Activation Focuses on the bioavailability of nutrients.
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Autophagy Regeneration Emphasizes the cellular renewal benefits.
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Rhythmic Calorie Cycling Highlights your strategic calorie fluctuation approach.
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Targeted Botanical Enhancement Showcases your unique herbal/mushroom formulation.
Focuses on the strategic balance between fasting and replenishing nutrients for optimal detoxification and cellular repair.

Select How Many Days You Want To Cleanse

Choose from a 1-Day Quick Reset, a 3-Day Balanced Detox, or a 5-Day Deep Clean SmartFast Cleanse with Food.

A Message From Our Founder

"I created SmartFast to help people reset without suffering. This is the cleanse I wish existed 10 years ago - one that's satisfying, powerful, and built for real life."


- Shane

Real People. Real Results.

⭐⭐⭐⭐⭐ "Easy to do. The recipes were delicious."

"I lost 6 lbs. during the 5-Day Deep Clean.

I gained a healthier mindset and have lost an additional 5 lbs."
- Nikki S.

⭐⭐⭐⭐⭐ "This Cleanse!"

"If you are looking for a reset or just want to feel good, I am obsessed. As a busy mom who is going to school and working full-time, I need things that are going to fit into my schedule, be healthy and make me feel great. This cleanse is it. I recommend it."
- Erica Smith

⭐⭐⭐⭐⭐ "This Cleanse is the Best."

“I’ve done a lot of cleanses, and this one by far, is the best!
I appreciate the personalized delivery and attention to customer service.”
- Deborah H.