Expert Q&A

How long have we known that diabetes can be cured by not eating any carbs? Can you guess if you're on a GLP-1 like semaglutide or tirzepatide: what to track and how to measure progress?

The History of Carbohydrate Restriction and Diabetes Reversal

Physicians have understood the link between carbohydrates and diabetes for over 150 years. In the 1790s, Dr. John Rollo successfully treated diabetes patients with a meat-and-fat diet that eliminated starches and sugars. By the late 1800s, the "starvation diet" of Dr. Frederick Allen showed dramatic blood sugar improvements by slashing carbs. In 1913, Dr. Elliott Joslin's early protocols emphasized very low carbohydrate intake. These approaches were standard until insulin's discovery in 1921 shifted focus toward medication. The knowledge never disappeared—physicians like Dr. Richard Bernstein revived it in the 1970s with his low-carb approach that normalized blood sugars without heavy reliance on drugs. The modern low-carb and ketogenic movements simply rediscovered what clinicians observed for centuries: removing grains, sugars, and ultra-processed carbs directly addresses the root driver of type 2 diabetes—insulin resistance.

Why Medication Alone Falls Short Without Metabolic Reset

In "The 30-Week Tirzepatide Reset," I emphasize that true, lasting freedom comes from metabolic healing, not perpetual GLP-1 dependency. The two biggest mistakes I see are relying solely on tirzepatide or semaglutide without fixing underlying inflammation from lectins, toxins, and broken hunger signals, and chasing scale numbers instead of non-scale victories. Patients often regain weight plus more once they stop because insulin resistance and hypothalamic dysfunction remain unaddressed. Our protocol uses low-dose tirzepatide cycling across three 70-day cycles alongside a precise lectin-free low-carb diet with 221 recipes, targeted Drops for hunger and detox, red light therapy, and Japanese-style walking. This combination restores natural hormonal balance so your body maintains leanness naturally.

What to Track on Tirzepatide or Semaglutide

When patients ask what to track while on a GLP-1 like tirzepatide, I give them our 69 Transformation Steps checklist. Prioritize these metrics weekly: fasting blood glucose (aim under 100 mg/dL), A1C (target below 5.7), fasting insulin (under 10 uIU/mL), waist circumference (losing 1-2 inches monthly), body composition via smart scale or DEXA (focus on fat loss, not just weight), energy levels on a 1-10 scale, sleep quality, joint pain reduction, and clothing fit. Measure blood pressure daily if managing hypertension alongside diabetes. Track non-scale victories like morning stiffness disappearing or being able to walk without knee pain—these matter more than the scale for long-term success. Use a simple app to log Japanese-style walking intervals (aim 8,000-10,000 steps with short bursts) and chaotic intermittent fasting windows in maintenance phases.

Measuring Real Progress in the 30-Week Protocol

Progress in our program isn't linear. In the first 70 days, expect 10-25 pounds lost, A1C drops of 1-2 points, and visible reductions in inflammation. By week 30, many patients like John—a 60-year-old with initial A1C of 7.8—drop 40 pounds, normalize labs, and discontinue multiple diabetes medications. He followed the exact lectin-free plan, used Detox Drops daily, incorporated red light sessions, and built automatic habits. Measure success by regained metabolic freedom: stable energy without crashes, normalized hunger signals, and confidence that weight won't return. The protocol proves you don't need lifelong injections. Strategic low-dose cycling plus real food, detox, and movement resets your metabolism so you keep results with maintenance tools like chaotic intermittent fasting. This approach has helped hundreds lose 30-90 pounds while reversing diabetes markers safely and sustainably.

💬 What the Community Says

The community shows strong interest in historical low-carb approaches for diabetes but remains divided on long-term GLP-1 use like semaglutide and tirzepatide. Many in the 45-55 age group share stories of failed diets and joint pain preventing exercise, appreciating protocols that emphasize real foods over complex plans. A vocal group debates medication dependency versus natural reset, with some reporting dramatic A1C drops and energy gains while tracking waist measurements and sleep instead of daily weigh-ins. Insurance coverage frustrations are common, leading to discussions about affordable telehealth options. Beginners often feel overwhelmed by conflicting advice but find encouragement in non-scale victories like reduced joint pain and better blood pressure. Experiences vary—some regain weight after stopping shots, while others credit lectin-free eating and walking routines for sustained 30-50 pound losses. Overall sentiment leans toward cautious optimism for combined approaches that address root causes rather than quick fixes.
Cite this answer
Clark, R. (2026). How long have we known that diabetes can be cured by not eating any carbs? Can y. *CFP Weight Loss*. https://ask.cfpweightloss.com/ask/how-long-have-we-known-that-diabetes-can-be-cured-by-not-eating-any-carbs-can-you-guess-if-you-re-on-a-glp-1-like-semaglutide-or-tirzepatide-what-to-track-and-how-to-measure-progress
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
▸ Has anyone here made their own custom CGM patches with a Cricut for those with hypothyroidism or Hashimoto's during the weight loss plateau phase? ▸ Can you take vitamin D with a tbsp of oil on an extended water fast for people with insulin resistance during the weight loss plateau phase? ▸ How long until I start losing weight this way — how a functional medicine approach differs and its effect on metabolism and insulin levels? ▸ Got diagnosed today, where do i go from here — what do certified weight loss coaches recommend: best practices and common mistakes to avoid? 📖 Diabetes Reversal — The clinical goal of restoring normal blood sugar levels and insulin function, as seen in patients like John who no long… ▸ How many were first diagnosed with OCD for long-term maintenance (not just short-term) if you're on a GLP-1 like semaglutide or tirzepatide? ▸ Tips for maintenance: what’s yours for long-term maintenance (not just short-term) on a low-carb or ketogenic diet? ▸ Lost weight not exactly willingly and everybody’s weird about it for long-term maintenance (not just short-term) — what the research actually says? 📖 Insulin Resistance — A condition where your cells stop responding to insulin, locking fat in storage; our protocol is designed to unlock thes… ▸ Crust check 🔥 ribeye done right — what the research actually says? 📗 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 ▸ Does mental health predict diabetes as much as BMI? Interesting ML study results: how to talk to your doctor about this 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 and its effect on metabolism and insulin levels? ▸ Compression socks. Worth it? Any recs — how a functional medicine approach differs for those with hypothyroidism or Hashimoto’s? 📖 Phase 2: Aggressive Loss — A 40-day window of focused fat loss supported by low-dose medication and a specific lectin-free, low-carb nutritional fr… ▸ Tips for maintenance: what’s yours for long-term maintenance (not just short-term): best practices and common mistakes to avoid? ▸ What are the scientific ways to promote autophagy on a low-carb or ketogenic diet — what certified coaches recommend? ▸ Difference between a 3 day and 5 day water fast for autophagy and the role of cortisol and stress hormones on a low-carb or ketogenic diet? ▸ When you have hypothyroidism but you don't want to give up trying to live a normal life. 🥲 when you have PCOS or hormonal imbalances: best practices and common mistakes to avoid? ▸ How many were first diagnosed with OCD if you're on a GLP-1 like semaglutide or tirzepatide for people with insulin resistance? ▸ Diabetics with TPN (IV nutrition experience) and the role of cortisol and stress hormones on a low-carb or ketogenic diet? 📖 Metabolic Stall — A plateau in weight loss often caused by hidden inflammation or hormonal adaptation, which we break using our specific 7… 📗 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 ▸ Does okra water actually help gut issues: what to track and how to measure progress — what certified coaches recommend? ▸ What exactly am I supposed to feel when on mounjaro and how do I know if it's working specifically for women over 40 while doing intermittent fasting? ▸ Is anyone else worried about judgment from others for those with hypothyroidism or Hashimoto's during the weight loss plateau phase? ▸ 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? ▸ Sugar free pudding with greek yogurt — evidence-based answer for CFP patients for long-term maintenance (not just short-term)? ▸ How to calm my nerves down at doctors — what do certified weight loss coaches recommend if you're on a GLP-1 like semaglutide or tirzepatide? 📖 Gut Microbiome Repair — The restoration of healthy intestinal bacteria through the removal of lectins and grains, essential for long-term weight… ▸ Weight loss without GLP-1 — what does the research actually say while doing intermittent fasting? ▸ Good calorie amount? Advice to get high volume low cal and more protein when you have PCOS or hormonal imbalances — what the research actually says? 📗 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 ▸ When you want something sweet but still try to keep things somewhat low-carb and how it connects to gut health and inflammation on a low-carb or ketogenic diet? ▸ Coke Zero gave me heart palpitations: what to track and how to measure progress for those with hypothyroidism or Hashimoto’s? ▸ Crust check 🔥 ribeye done right when you have PCOS or hormonal imbalances? ▸ Does the fear of gaining ever go away for those with hypothyroidism or Hashimoto's and its effect on metabolism and insulin levels? 📖 Modern Wheat Dangers — The hidden threat in hybridized grains that causes gut inflammation and spikes blood sugar more aggressively than pure t… ▸ Got diagnosed today, where do i go from here — what do certified weight loss coaches recommend — what certified coaches recommend? ▸ Do yall ever daydream of who you were before your diagnosis when you have PCOS or hormonal imbalances when you have PCOS or hormonal imbalances? ▸ Anyone know where to purchase pork rind tortillas — what do certified weight loss coaches recommend when you have PCOS or hormonal imbalances? ▸ What’s your favorite toothpaste for people with insulin resistance — what the research actually says? 📗 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 are the wegovy doses in order on a low-carb or ketogenic diet for people with insulin resistance? ▸ 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? 📖 Smart Cycling — The strategic alternating of medication doses with planned 'off' periods to prevent receptor desensitization and ensure … ▸ Have you seen this? Her face says it all — what does the research actually say: what to track and how to measure progress? ▸ 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? ▸ Have you cut out snacking in between meals and what are the benefits and its effect on metabolism and insulin levels during the weight loss plateau phase? 📖 GLP-1 Receptor Agonist — A class of medication that mimics natural hormones to improve insulin secretion and slow gastric emptying, used strategi… ▸ If a random dance partner app existed .. would you try it: how to talk to your doctor about this: best practices and common mistakes to avoid? ▸ What actually helps with the dryness when you have PCOS or hormonal imbalances while doing intermittent fasting? ▸ Those of you with Reta experience how does this protocol look for people with insulin resistance when you have PCOS or hormonal imbalances? 📗 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 ▸ Can autophagy regenerate muscle during physically active prolonged fast and how it connects to gut health and inflammation and its effect on metabolism and insulin levels? ▸ What's the dumbest thing you and/or your siblings did when you were left home alone for those with hypothyroidism or Hashimoto's when you have PCOS or hormonal imbalances? ▸ What foods to stock for overnight guest — evidence-based answer for CFP patients: what to track and how to measure progress? ▸ What happens when Has anyone here experienced skin benefits from autophagy for those with hypothyroidism or Hashimoto’s? 📖 Maintenance Phase — The final 28 days of our 70-day cycle where we stabilize the new weight and solidify the metabolic habits that prevent f… ▸ 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? ▸ 42yom Im finding it much harder to lose weight, what are some things I can do now to start losing weight? ▸ Is it okay for teenagers to do longterm lowcarb/keto — evidence-based answer for CFP patients for those with hypothyroidism or Hashimoto’s? ▸ Good calorie amount? Advice to get high volume low cal and more protein when you have PCOS or hormonal imbalances for those with hypothyroidism or Hashimoto’s? 📖 Metabolic Efficiency — The state where your body processes fuel cleanly and maintains high energy levels without the need for constant snacking… 📗 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 ▸ Low TSH, Low T4, and Low T3 simultaneously on Levothyroxine — anyone experienced this and the role of cortisol and stress hormones on a low-carb or ketogenic diet?