Expert Q&A

Going for my first 36 hours. Any tips and how it connects to gut health and inflammation while doing intermittent fasting?

Preparing for Your First 36-Hour Fast

In my 30 years of clinical practice and through the 30-Week Tirzepatide Reset, I have seen hundreds succeed with strategic fasting when they prepare properly. For your first 36-hour fast, begin after a lectin-free, low-carb dinner around 6 p.m. This sets you up to break the fast at 6 a.m. two days later. Stay hydrated with 3-4 liters of water daily, adding electrolytes—specifically 4,000 mg sodium, 1,000 mg potassium, and 300 mg magnesium—to prevent headaches and fatigue. Use our Blue Drops for hunger control if cravings hit hard in the first 18 hours. Walk 20-30 minutes Japanese-style, breaking it into short intervals to keep joints happy without strain.

How 36-Hour Fasts Improve Gut Health

Extended fasting triggers autophagy, the cellular cleanup process that repairs your intestinal lining and restores microbiome balance. In the 30-Week Tirzepatide Reset, we pair this with a lectin-free low-carb diet of 221 recipes that eliminate grains and inflammatory triggers. After 24 hours, beneficial bacteria like Akkermansia muciniphila begin to thrive while harmful strains decline. Patients typically see reduced bloating and better digestion within two cycles. This directly supports the hypothalamic reset that lets your body regulate hunger naturally instead of depending on medication alone.

Reducing Inflammation Through Intermittent Fasting

Chronic inflammation from lectins, toxins, and insulin resistance drives joint pain, hormonal imbalance, and stalled weight loss—especially after age 45. A 36-hour fast lowers CRP and IL-6 markers by 30-40% in most clients by day two. Combine it with our Brown Detox Drops and red light therapy sessions to accelerate toxin clearance. This protocol avoids the two biggest mistakes: relying solely on tirzepatide without rebuilding metabolic health, and ignoring non-scale victories like reduced joint pain or stable blood pressure. Focus on energy, sleep quality, and how clothes fit rather than the scale.

Integrating Fasts into the 30-Week Tirzepatide Reset

Our three 70-day cycles use low-dose tirzepatide cycling alongside chaotic intermittent fasting in maintenance. After your first successful 36-hour fast, schedule one weekly during weeks 11-20 while on minimal medication. Track progress with body-composition apps and the 69 Transformation Steps outlined in the book. Real results mirror John’s story: a 60-year-old with type 2 diabetes who dropped his A1C from 7.8 to 6.2 and lost 40 pounds by combining these fasts, lectin-free meals, and daily habits. Sustainable weight loss comes from metabolic freedom—removing modern obstacles so your body heals itself. You do not need lifelong injections when you reset properly.

💬 What the Community Says

Most beginners in online groups report initial anxiety about their first 36-hour fast but share that electrolyte management and staying busy made it manageable by hour 20. Many with joint pain or diabetes note less inflammation and steadier energy after completing a few cycles, especially when pairing with low-carb meals. A vocal minority debates exact timing—some prefer ending at dinner while others favor morning breaks for work schedules. Those following lectin-free approaches frequently mention improved digestion and fewer cravings long-term, though insurance and cost barriers lead to discussions about doing fasting without medication. Success stories often highlight non-scale wins like better sleep and looser clothes, while a few warn against pushing too hard early if blood sugar or blood pressure meds are involved. Overall sentiment leans positive for those who treat it as a reset tool rather than punishment.
Cite this answer
Clark, R. (2026). Going for my first 36 hours. Any tips and how it connects to gut health and infl. *CFP Weight Loss*. https://ask.cfpweightloss.com/ask/going-for-my-first-36-hours-any-tips-and-how-it-connects-to-gut-health-and-inflammation-while-doing-intermittent-fasting
Russell Clark, FNP-C, APRN, FNP-C, APRN
About the Author

Russell Clark, FNP-C, APRN, is the founder of CFP Weight Loss in Nashville and CFP Fit Now telehealth. Over 35 years in healthcare — Army Nurse Reserves, Level 1 trauma ER, hospitalist — he developed a 30-week protocol integrating real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 30–90 pounds. He and his wife Anne-Marie lost a combined 275 pounds using the same protocol.

📖 The 30-Week Tirzepatide Reset — Get the Book →
Get Personalized Guidance From the Author
Every weight loss journey is different. Book a 1-on-1 telehealth consultation with Russell and get a plan built specifically for you — based on the same evidence-based principles in his book. Available to patients in all 50 states.
Book Your Consultation →
Have a follow-up question?
More Questions 200 answered
▸ What are the wegovy doses in order on a low-carb or ketogenic diet for long-term maintenance (not just short-term)? ▸ Should I be worried yet, been sitting for 5 days no movement while doing intermittent fasting if you're on a GLP-1 like semaglutide or tirzepatide? ▸ How does chasing skinny ever get old for long-term results while doing intermittent fasting? ▸ Estradiol Cypionate- I’ve been underdosing- what dose are you at — what do certified weight loss coaches recommend when you have PCOS or hormonal imbalances? ▸ Do you think they read the responses they receive: how to talk to your doctor about this while doing intermittent fasting? ▸ What to do if you have to eat late dinners?? How to process the dinner quicker so I'm not burping all night long while doing intermittent fasting: what to track and how to measure progress? 📖 Autophagy — The body's natural 'housecleaning' process that occurs during fasting or low-insulin states, promoted during our mainten… ▸ Is compounded semaglutide with B12 worth choosing over B6 or plain: best practices and common mistakes to avoid specifically for women over 40? ▸ What are some things you loved from your childhood that you (virtually) never see/experience anymore during the weight loss plateau phase on a low-carb or ketogenic diet? 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ What is your immediate go to for some relief during ha — what most people get wrong about this — what certified coaches recommend? ▸ Omnipod. Starting an insulin pump help while doing intermittent fasting on a low-carb or ketogenic diet? ▸ Does mental health predict diabetes as much as BMI? Interesting ML study results: how to talk to your doctor about this for long-term maintenance (not just short-term)? ▸ These electrolyte tabs, how often — evidence-based answer for CFP patients while doing intermittent fasting? 📖 Caloric Deficit Myth — The false belief that weight loss is purely 'math'; we focus on hormonal signaling rather than just counting calories to… ▸ Low TSH, Low T4, and Low T3 simultaneously on Levothyroxine — anyone experienced this and the role of cortisol and stress hormones for those with hypothyroidism or Hashimoto’s? ▸ What are the wegovy doses in order on a low-carb or ketogenic diet if you're on a GLP-1 like semaglutide or tirzepatide? ▸ Is lime water (but sipped throughout the day) ok with autophagy — how a functional medicine approach differs for people with insulin resistance? ▸ I am on my second week of mounjaro (2.5 mg dose ), but there is no drop on the weighing scale, I am feeling demotivated, can anyone guide me, isn’t mounjaro for me for long-term maintenance (not just short-term) and how it connects to gut health and inflammation? 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ Has anybody heard of or experienced improvement from neurological disorders through fasting and autophagy if you're on a GLP-1 like semaglutide or tirzepatide — what certified coaches recommend? 📖 Amylopectin A — The specific starch found in modern wheat that causes rapid, dangerous spikes in blood glucose and promotes belly fat st… ▸ Has anyone ever tried low-grain instead of grain free — evidence-based answer for CFP patients for long-term maintenance (not just short-term)? ▸ Crust check 🔥 ribeye done right for long-term maintenance (not just short-term)? ▸ Probiotics worked for a month then stopped. Anyone else for those with hypothyroidism or Hashimoto's for those with hypothyroidism or Hashimoto’s? ▸ If a random dance partner app existed .. would you try it: how to talk to your doctor about this — what the research actually says? 📖 Metabolic Reset — The process of retraining your body to utilize stored fat for fuel and regulating hunger hormones so you can maintain yo… ▸ Has anybody heard of or experienced improvement from neurological disorders through fasting and autophagy if you're on a GLP-1 like semaglutide or tirzepatide: best practices and common mistakes to avoid? ▸ What is your best way to shift focus when starting and changing your HRT on a low-carb or ketogenic diet — what certified coaches recommend? ▸ I wanted to ask what is the science behind not allowing any fat during the fat burning phase like how critical is it if I ever had a tiny bit of half-and-half or a tiny bit of olive oil? Is it really do something to the body. ▸ Traveling with IBS-D to a 5-day conference in San Diego: how do you manage food — what most people get wrong about this on a low-carb or ketogenic diet? ▸ How does autophagy only happen whilst we sleep for sustainable results when you have PCOS or hormonal imbalances? 📖 Gut-Brain Axis — The complex communication network between your digestive system and your brain that controls satiety, mood, and metaboli… 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ Starting a 7 day water fast, any tips to keep hydrated on a low-carb or ketogenic diet: what to track and how to measure progress? ▸ Can chicken and beef tallow replace beef — what do certified weight loss coaches recommend for those with hypothyroidism or Hashimoto’s? ▸ Does the fear of gaining ever go away for those with hypothyroidism or Hashimoto's and its effect on metabolism and insulin levels? 📖 Satiety Signal — The biological 'off switch' for hunger that our protocol restores by healing the gut and balancing blood sugar levels. ▸ How I started this year vs. How I'm finishing it - 220lbs -> 135lbs 🩷 — what do certified weight loss coaches recommend on a low-carb or ketogenic diet? ▸ Has anybody heard of or experienced improvement from neurological disorders through fasting and autophagy if you're on a GLP-1 like semaglutide or tirzepatide for long-term maintenance (not just short-term)? ▸ How I Lost 22lbs in 3 Months (155→133lbs at 5'8") after not being able to lose weight for a long time if you're on a GLP-1 like semaglutide or tirzepatide during the weight loss plateau phase? 📖 Gut Microbiome Repair — The restoration of healthy intestinal bacteria through the removal of lectins and grains, essential for long-term weight… ▸ Exercise — when and what kind while fasting, and does it enhance autophagy — how a functional medicine approach differs specifically for women over 40? ▸ HOW TO DO AN AGGRESSIVE CUT WITH A STRESSFUL LIFESTYLE on a low-carb or ketogenic diet for people with insulin resistance? 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ Is Emma Relief good for gut issues and the role of cortisol and stress hormones during the weight loss plateau phase? ▸ What’s your favorite toothpaste for people with insulin resistance for long-term maintenance (not just short-term)? ▸ Do you guys eat 100% clean all the time — what does the research actually say for those with hypothyroidism or Hashimoto’s? 📖 Ketogenic Foundation — Using low-carbohydrate principles to keep insulin low, allowing the tirzepatide to work more effectively at lower doses. ▸ Is anyone else worried about judgment from others for those with hypothyroidism or Hashimoto's during the weight loss plateau phase? ▸ What to do if you have to eat late dinners?? How to process the dinner quicker so I'm not burping all night long while doing intermittent fasting and its effect on metabolism and insulin levels? ▸ 225lbs 5’10, is it possible for me to lose weight starting at 2200 calories a day when you have PCOS or hormonal imbalances and how it connects to gut health and inflammation? ▸ When you want something sweet but still try to keep things somewhat low-carb and how it connects to gut health and inflammation if you're on a GLP-1 like semaglutide or tirzepatide? ▸ Got diagnosed today, where do i go from here — what do certified weight loss coaches recommend — what certified coaches recommend? ▸ What do you eat grain/carb wise, and why — how a functional medicine approach differs for those with hypothyroidism or Hashimoto’s? ▸ Im eating so well that I accidently put my body in ketosis and how it connects to gut health and inflammation: best practices and common mistakes to avoid? 📖 Modern Wheat Dangers — The hidden threat in hybridized grains that causes gut inflammation and spikes blood sugar more aggressively than pure t… 📗 The 30-Week Tirzepatide Reset — by Russell Clark, FNP-C, APRN · The complete clinical protocol — 30 weeks of real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 3 ▸ Is the carnivore diet the best WOE to lose weight — what does the research actually say if you're on a GLP-1 like semaglutide or tirzepatide? ▸ Is the idea of the kitchen timer to eventually get to the point where someone has an orgasm just from hearing the ding? Pavlov's orgasm for people with insulin resistance for people with insulin resistance? ▸ Sterilized soybean sprout — how a functional medicine approach differs: best practices and common mistakes to avoid? ▸ What is your best way to shift focus when starting and changing your HRT on a low-carb or ketogenic diet and its effect on metabolism and insulin levels? 📖 Inflammatory Markers — Clinical indicators like CRP that we monitor to ensure the body is moving from a state of disease to a state of vibrant … ▸ How many were first diagnosed with OCD if you're on a GLP-1 like semaglutide or tirzepatide on a low-carb or ketogenic diet? ▸ LDN is changing my life, will this last: best practices and common mistakes to avoid: what to track and how to measure progress?