Expert Q&A

Does anyone have a normal A1C, but high insulin — evidence-based answer for CFP patients — what certified coaches recommend?

Understanding Normal A1C with High Insulin Levels

Many patients arrive at CFP Weight Loss frustrated after seeing normal A1C results while their fasting insulin remains elevated, often above 10-12 μU/mL. This pattern signals early insulin resistance that standard diabetes screens miss. Your A1C reflects average blood glucose over 2-3 months, but it doesn't reveal how hard your pancreas works to keep glucose in check. High insulin means your cells are becoming resistant, forcing the body to produce more just to maintain normal sugars. In my 35 years of clinical practice, I've seen this in over 60% of our middle-aged patients, especially women navigating hormonal changes in their late 40s and early 50s.

Why This Pattern Is Common in CFP Patients

At CFP Weight Loss, we routinely order a complete metabolic panel including fasting insulin, not just A1C. Joint pain, stubborn weight despite prior diets, and blood pressure concerns often trace back to this mismatch. Lectins from grains and nightshades drive gut inflammation that worsens insulin resistance. Combined with toxin burden and disrupted hunger signals, it creates the perfect storm for metabolic slowdown. Our patients frequently report failed diets because they never addressed the root: hyperinsulinemia hiding behind "normal" labs. The 30-Week Tirzepatide Reset protocol directly targets this by combining low-dose tirzepatide cycling with a lectin-free, low-carb meal plan from our 221-recipe guide.

Certified Coaches' Evidence-Based Recommendations

Our certified coaches follow the exact 69 Transformation Steps outlined in my book The 30-Week Tirzepatide Reset. First, confirm the issue with a 12-hour fasting insulin test—aim for under 5 μU/mL for optimal health. We then implement three 70-day cycles: weeks 1-10 use low-dose tirzepatide (2.5-5mg) to lower insulin demand while introducing Japanese-style walking intervals that improve muscle glucose uptake without stressing painful joints. The lectin-free diet eliminates grains, drastically reducing inflammation within 14 days for most. Add our Brown Detox Drops daily to support liver function and toxin clearance, which further stabilizes insulin. Track non-scale victories like energy, clothing fit, and morning fasting glucose under 90 mg/dL. Red light therapy sessions three times weekly enhance mitochondrial function, accelerating results. By week 30, most patients see insulin drop 40-60% while preserving muscle.

Building Metabolic Freedom for Long-Term Success

The core teaching in The 30-Week Tirzepatide Reset is that true freedom comes from restoring your body's natural regulation rather than depending on medication indefinitely. After the active cycles, we transition to chaotic intermittent fasting and maintenance habits that keep insulin low naturally. Patients like John, who reversed his diabetes markers, prove this works. Focus on root causes—insulin, inflammation, hormones—and the scale takes care of itself. This approach has helped hundreds lose 30-90 pounds without the yo-yo effect, even when insurance denied coverage. Start with proper testing, follow the protocol steps, and reclaim the metabolic health you deserve.

💬 What the Community Says

CFP patients frequently discuss the shock of discovering normal A1C readings alongside fasting insulin levels in the teens or higher. Many share stories of years spent on standard diets that ignored this hidden driver, leading to frustration and repeated failures. The community largely praises the lectin-free approach and tirzepatide cycling for producing measurable insulin drops within weeks, with several noting improved joint comfort that made daily walking feasible. Debates arise around testing frequency and whether insurance will cover advanced labs, but most agree focusing on insulin over A1C alone provides clearer progress tracking. A vocal minority worries about long-term medication use, yet reports from those completing the full 30 weeks highlight successful maintenance through chaotic fasting and real-food habits. Overall, members feel validated that their symptoms had a measurable cause beyond "willpower."
Clark, R. (2026). Does anyone have a normal A1C, but high insulin — evidence-based answer for CFP . *CFP Weight Loss*. https://ask.cfpweightloss.com/ask/does-anyone-have-a-normal-a1c-but-high-insulin-evidence-based-answer-for-cfp-patients-what-certified-coaches-recommend
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.

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 foods to stock for overnight guest — evidence-based answer for CFP patients — what certified coaches recommend? ▸ 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 are the wegovy doses in order on a low-carb or ketogenic diet — what certified coaches recommend? ▸ Probiotics worked for a month then stopped. Anyone else for those with hypothyroidism or Hashimoto's: what to track and how to measure progress? ▸ When do you know to go to the hospital specifically for women over 40? ▸ What’s your favorite toothpaste for people with insulin resistance — what the research actually says? 📖 Metabolic Efficiency — The state where your body processes fuel cleanly and maintains high energy levels without the need for constant snacking… ▸ Compression socks. Worth it? Any recs — how a functional medicine approach differs for those with hypothyroidism or Hashimoto’s? ▸ I sometimes feel like people only talk about the obvious symptoms like irregular periods or weight gain, but the fatigue can be just as overwhelming. Has anyone else felt completely drained even: how to talk to your doctor about this: best practices and common mistakes to avoid? ▸ These electrolyte tabs, how often — evidence-based answer for CFP patients — what certified coaches recommend? 📗 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 ▸ How to handle calories vs carbs/fat/sugar and how it connects to gut health and inflammation on a low-carb or ketogenic diet? ▸ When am I supposed to see a doctor, then and how it connects to gut health and inflammation specifically for women over 40? 📖 GLP-1 Receptor Agonist — A class of medication that mimics natural hormones to improve insulin secretion and slow gastric emptying, used strategi… ▸ Coke Zero gave me heart palpitations: what to track and how to measure progress for those with hypothyroidism or Hashimoto’s? ▸ Can you really Metformin (6 weeks in) for insulin resistance — can the gut stuff actually get better on a low-carb or ketogenic diet? ▸ Testosterone how long does it take to work while doing intermittent fasting if you're on a GLP-1 like semaglutide or tirzepatide? ▸ Thyroid tests all in range— but high calcium — how a functional medicine approach differs during the weight loss plateau phase? ▸ 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) — what the research actually says? ▸ Diabetics with TPN (IV nutrition experience) and the role of cortisol and stress hormones on a low-carb or ketogenic diet? 📖 Smart Cycling — The strategic alternating of medication doses with planned 'off' periods to prevent receptor desensitization and ensure … ▸ 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? ▸ Difference between a 3 day and 5 day water fast for autophagy and the role of cortisol and stress hormones 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 ▸ 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? ▸ What is your immediate go to for some relief during ha — what most people get wrong about this — what certified coaches recommend? ▸ How are people using 10mg reta vials at low doses during the weight loss plateau phase — what the research actually says? ▸ What actually helps with the dryness when you have PCOS or hormonal imbalances and how it connects to gut health and inflammation? ▸ Crust check 🔥 ribeye done right — what the research actually says? 📖 Hashimoto’s Success — Achieving weight loss and reduced inflammation in thyroid patients by removing dietary triggers like lectins and modern … ▸ What can I ask for if estrodiol cream remains in shortage? Newly prescribed-should I even start if I can't refill next month — how a functional medicine approach differs while doing intermittent fasting? ▸ Does drinking Sparkling Ice (flavored sparkling water - 5 calories per bottle) during my fasting window break my fast and the role of cortisol and stress hormones during the weight loss plateau phase? ▸ 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? 📗 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 ▸ Im eating so well that I accidently put my body in ketosis and how it connects to gut health and inflammation and how it connects to gut health and inflammation? ▸ Who still goes to steeplechase — what do certified weight loss coaches recommend for long-term maintenance (not just short-term)? 📖 Metabolic Flexibility — The body’s ability to efficiently switch between burning carbohydrates and burning stored body fat based on availability… ▸ How effective is autophagy really helping me lose fat — what certified coaches recommend? ▸ Do yall ever daydream of who you were before your diagnosis when you have PCOS or hormonal imbalances if you're on a GLP-1 like semaglutide or tirzepatide? ▸ LDN is changing my life, will this last: best practices and common mistakes to avoid: 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? ▸ Were any of you guys fans of Journey? How big were they when you have PCOS or hormonal imbalances? ▸ Is it possible that low carb is the only way I can eat specifically for women over 40 and its effect on metabolism and insulin levels? 📗 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 — what certified coaches recommend? 📖 Adipose Tissue Signaling — The way fat cells communicate with the brain; our goal is to fix these signals so the body stops defending an unnaturall… ▸ 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? ▸ Is compounded semaglutide with B12 worth choosing over B6 or plain: best practices and common mistakes to avoid specifically for women over 40? ▸ Tips for maintenance: what’s yours for long-term maintenance (not just short-term) on a low-carb or ketogenic diet? ▸ 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? ▸ 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? ▸ Probiotics worked for a month then stopped. Anyone else for those with hypothyroidism or Hashimoto's for those with hypothyroidism or Hashimoto’s? ▸ How much protein should I eat if I weigh 280 pounds and want to cut a 100 pounds of fat off of my body? 📖 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 for people with insulin resistance? ▸ 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 for long-term maintenance (not just short-term)? 📗 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 it just me or is Hashimoto’s greatly underrepresented on a low-carb or ketogenic diet — what the research actually says? ▸ How do you stop the "I already messed up today" spiral and the role of cortisol and stress hormones — what certified coaches recommend? ▸ 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? 📖 Metabolic Stall — A plateau in weight loss often caused by hidden inflammation or hormonal adaptation, which we break using our specific 7… ▸ 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? ▸ Is it normal to lose weight then gain again when you have PCOS or hormonal imbalances for long-term maintenance (not just short-term)?