Fasting Tonic™ 2024
Fasting and caloric restriction are among the most potent lifestyle hacks for longevity, yet they’re also hard and pose significant challenges. Enter Fasting Tonic™ - a groundbreaking precision drink mix engineered to ease and enhance your fasting experience. The innovative formula is built around natural micro-beadlets that expand into prebiotic jelly in your stomach, helping you feel full (literally!) without chemicals or caffeine, while healing the gut, all without breaking your fast. Fasting Tonic™ goes beyond mere appetite management. It replenishes vital micronutrients and electrolytes lost during fasting, ensuring optimal hydration and combating fatigue. Plus, it's crafted to safeguard against muscle loss, a major concern with fasting routines, making it a comprehensive ally for your fasting journey.
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Revolutionize fasting, without breaking your fast


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Discover the unique benefits that set us apart.
Fasting and caloric restriction
for whole body health
Fasting and caloric restriction
for whole body health
Ease Hunger, Feel Full Naturally
without breaking a fast
Ease Hunger, Feel Full Naturally
without breaking a fast
Replenish vital micronutrients
depleted during fasting
Replenish vital micronutrients
depleted during fasting
Preserve Muscle Mass
Even during fasted exercise
Preserve Muscle Mass
Even during fasted exercise
Helps Maintain a Healthy Weight
for Healthy Longevity
Helps Maintain a Healthy Weight
for Healthy Longevity
Eases transition to eating
Skip the Post-Fast Crashes
Eases transition to eating
Skip the Post-Fast Crashes
Revitalize Gut Microbiome
Defy Dysbiosis
Revitalize Gut Microbiome
Defy Dysbiosis
Maintain peak hydration
for safer fasting
Maintain peak hydration
for safer fasting
Choose Fasting or Calorie Restriction
Tailor to your lifestyle
Choose Fasting or Calorie Restriction
Tailor to your lifestyle
How to use
Collapsible content
Glucomannan
1,500 mg
Glucomannan
1,500 mg
Magnesium
25 mg
Magnesium
25 mg
Ca-HMB (Calcium β-hydroxy-β-methylbutyrate)
375 mg
Ca-HMB (Calcium β-hydroxy-β-methylbutyrate)
375 mg
Creatine
1,000 mg
Creatine
1,000 mg
Sodium, potassium, Chloride
Sodium, potassium, Chloride
Aquamin™ mineralized seaweed
10 mg
Aquamin™ mineralized seaweed
10 mg
How can calorie restriction diets affect the 12 hallmarks of aging?
Learn more
Intermittent fasting is incredibly useful in aiding fat loss, building muscle, and increasing resilience. Done correctly, it's one of the most painless high-impact ways to live longer.
Dave Asprey, American author and speaker. Known as the father of biohacking.
Founded in Oxford - we’ve done our homework
At Jung+, we're on a crusade to liberate human longevity, translating the latest scientific advancements in aging research into products and technologies that can slow aging and extend healthy lifespan
Our scientistsGMP certified
Manufactured in facilities that follow Good Manufacturing Practices (GMP), ensuring the highest quality and purity.
Scientist Approved
Formulated by experts and rigorously evaluated by scientists to ensure effectiveness and safety.
Clinical-Grade Dosage
Contains the precise dosages used in clinical studies, ensuring you receive the optimal amount for maximum benefit.
Made in the USA
Proudly produced in the USA, ensuring adherence to the highest standards of quality and safety.
Real results from real people
Meet our JUNG+ community
FAQ’s
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I plan a prolonged fast (multiple days). Can I use Fasting tonic?
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How many servings of Fasting tonic a day I could take?
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Can Fasting Tonic™ cause upset stomach?
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Can I take Fasting Tonic™ during a ketogenic diet?
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Will this break my fast?
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How do I use this for Calorie Restriction or Weight Management?
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I want something stronger - can I use two scoops in my cup?
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I'm new to fasting. Do you have any advice?
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Does Fasting Tonic replace all food during calorie restriction?
Scientific studies
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Effects Of Intermittent Fasting On Disease Processes And General Health
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Impact of Electrolyte Supplementation on Fluid Balance and Athletic Performance During Intense Exercise
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Different Dietary Fibers Remodel Gut Microbiota And Charge Up Anti-Obesity Effects
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Supplementation with Ca-HMB and vitamin D3 enhanced muscle function and strength in older adults.
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Creatine As An Energy Source And Muscle Loss Prevention Agent During Fasting
All References
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Ho HVT, Jovanovski E, Zurbau A, Blanco Mejia S, Sievenpiper JL, Au-Yeung F, et al. A systematic review and meta-analysis of randomized controlled trials of the effect of konjac glucomannan, a viscous soluble fiber, on LDL cholesterol and the new lipid targets non-HDL cholesterol and apolipoprotein B. Am J Clin Nutr. 2017;105(5):1239-47.
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Wilson JM, Lowery RP, Joy JM, Andersen JC, Wilson SMC, Stout JR, et al. The effects of 12 weeks of beta-hydroxy-beta-methylbutyrate free acid supplementation on muscle mass, strength, and power in resistance-trained individuals: a randomized, double-blind, placebo-controlled study. European Journal of Applied Physiology. 2014;114(6):1217-27.
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Rathmacher JA, Pitchford LM, Khoo P, Angus H, Lang J, Lowry K, et al. Long-term Effects of Calcium β-Hydroxy-β-Methylbutyrate and Vitamin D3 Supplementation on Muscular Function in Older Adults With and Without Resistance Training: A Randomized, Double-blind, Controlled Study. The Journals of Gerontology: Series A. 2020;75(11):2089-97.
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Tinsley GM, Moore ML, Graybeal AJ, Paoli A, Kim Y, Gonzales JU, Harry JR, VanDusseldorp TA, Kennedy DN, Cruz MR. Time-restricted feeding plus resistance training in active females: a randomized trial. Am J Clin Nutr. 2019 Sep 1;110(3):628-640. doi: 10.1093/ajcn/nqz126. PMID: 31268131; PMCID: PMC6735806.