Expert Q&A

Restarting carnivore, what mistakes should I avoid for people with insulin resistance

Understanding Insulin Resistance on a Carnivore Restart

When restarting carnivore, those of us over 45 with insulin resistance face unique challenges. Years of failed diets have likely worsened hormonal changes and blood sugar swings. In my approach outlined in The CFP Weight Loss Method, the carnivore diet eliminates plant-based carbs that spike insulin, allowing your body to burn fat efficiently. Expect initial water weight loss of 5-8 pounds in the first week, but true fat loss begins once your insulin levels stabilize around day 10-14. Track fasting blood glucose daily—aim to drop from the typical 110-130 mg/dL range many beginners report down toward 90 mg/dL.

Critical Mistakes That Derail Progress

The biggest error is rushing protein intake. With joint pain making exercise tough, many overeat fatty ribeyes thinking more is better, but excess protein can convert to glucose via gluconeogenesis, stalling insulin resistance reversal. Start with 1.2-1.6 grams per pound of ideal body weight. Another common pitfall is ignoring electrolytes—sodium needs jump to 5-7 grams daily on zero-carb to prevent the “keto flu” that feels like worsened fatigue and high blood pressure. Avoid adding dairy early; many with metabolic issues react to lactose traces, causing inflammation that mimics old joint pain. Finally, don’t weigh daily. Weekly averages prevent the discouragement that leads to quitting, a pattern I see in those embarrassed about their obesity history.

Practical Strategies Tailored for Busy Middle-Income Lifestyles

Focus on simple, affordable cuts: ground beef, chicken thighs, and eggs. A typical day might be 3 eggs with bacon for breakfast, 8oz ground beef for lunch, and salmon or steak for dinner—no complicated meal plans needed. For diabetes and blood pressure management, pair this with 20-minute walks despite joint discomfort; the reduced inflammation from eliminating vegetables often improves mobility within 3 weeks. Supplement magnesium at 400mg and potassium from bone broth if insurance won’t cover programs. In The CFP Weight Loss Method, I emphasize listening to hunger cues—true carnivore adaptation reduces cravings dramatically after 21 days as leptin sensitivity returns.

Long-Term Success and Monitoring

Avoid the mistake of treating this as temporary. Insulin resistance improves measurably when you maintain 80-90% adherence for 90 days, often lowering A1C by 1-2 points. Get baseline bloodwork before restarting and retest at 6 weeks. If blood pressure meds are in play, monitor closely as readings can drop 10-15 points, requiring doctor adjustments. Stay consistent despite conflicting nutrition advice online—focus on animal foods only for the first 30 days to reset your metabolism. This straightforward path has helped thousands move past diet fatigue and reclaim energy without gym schedules or expensive plans.

💬 What the Community Says

The community shows cautious optimism about restarting carnivore for insulin resistance, especially among 45-55 year olds who’ve tried every diet. Most report early wins like 8-12 pound losses in the first month and steadier energy once electrolytes are dialed in, but a vocal group warns about the first two weeks of intense cravings and joint flares if sodium is neglected. Debates rage over dairy inclusion—some say butter helps satiety while others link it to stalled weight loss and higher fasting glucose. Beginners managing diabetes appreciate the simplicity versus complicated keto plans, yet many share stories of rebounding after “cheat days” with hidden carbs. Overall sentiment highlights the need for patience with plateaus around week 4-6, with lived experiences stressing bloodwork monitoring and gradual activity increases despite insurance barriers and past failures. A minority finds the all-meat approach too restrictive long-term, preferring to add limited low-carb vegetables after adaptation.
Clark, R. (2026). Restarting carnivore, what mistakes should I avoid for people with insulin resis. *CFP Weight Loss*. https://ask.cfpweightloss.com/ask/restarting-carnivore-what-mistakes-should-i-avoid-for-people-with-insulin-resistance
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 is your immediate go to for some relief during ha — what most people get wrong about this — what certified coaches recommend? ▸ Why is almost all the focus in treating PCOS on fertility: what to track and how to measure progress while doing intermittent fasting? ▸ 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? ▸ Tips for maintenance: what’s yours for long-term maintenance (not just short-term): best practices and common mistakes to avoid? ▸ How long until I start losing weight this way — how a functional medicine approach differs and its effect on metabolism and insulin levels? ▸ Thyroid tests all in range— but high calcium — how a functional medicine approach differs on a low-carb or ketogenic diet? ▸ 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? 📖 Hormonal Chaos — The internal state of imbalance caused by modern grains and refined carbs that overrides willpower and forces the body t… ▸ 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? 📗 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 ▸ 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. ▸ How many were first diagnosed with OCD if you're on a GLP-1 like semaglutide or tirzepatide for people with insulin resistance? ▸ Anyone remember the metal lid you had to use a butter knife to pop off: what to track and how to measure progress while doing intermittent fasting? ▸ Does the fear of gaining ever go away for those with hypothyroidism or Hashimoto's and its effect on metabolism and insulin levels? 📖 CICO (Calories In, Calories Out) — An outdated model of weight loss that ignores the role of hormones; we challenge this by focusing on food quality and ho… ▸ 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? ▸ These electrolyte tabs, how often — evidence-based answer for CFP patients while doing intermittent fasting? ▸ 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 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? ▸ Got diagnosed today, where do i go from here — what do certified weight loss coaches recommend: best practices and common mistakes to avoid? ▸ Been on this diet for 11 months and its effect on metabolism and insulin levels 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 ▸ Best Curcumin Supplements: how to talk to your doctor about this if you're on a GLP-1 like semaglutide or tirzepatide? 📖 Bio-Individuality — The understanding that every patient’s metabolic journey is unique, requiring a personalized approach to dosing and diet… ▸ 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? ▸ 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)? ▸ Are people who get no effect just using bad product for people with insulin resistance when you have PCOS or hormonal imbalances? ▸ What is the connection between Metformin (6 weeks in) for insulin resistance — can the gut stuff actually get better 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 … ▸ Sugar free 2020, who's with me — what most people get wrong about this: what to track and how to measure progress? ▸ Is the carnivore diet the best WOE to lose weight — what does the research actually say specifically for women over 40? ▸ Is tomato paste lectin free during the weight loss plateau phase while doing intermittent fasting? ▸ 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? ▸ Compression socks. Worth it? Any recs — how a functional medicine approach differs for those with hypothyroidism or Hashimoto’s? 📖 Tirzepatide — A dual-acting medication targeting both GLP-1 and GIP receptors, providing a more comprehensive metabolic signal than si… 📗 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 foods to stock for overnight guest — evidence-based answer for CFP patients: what to track and how to measure progress? ▸ 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? ▸ What’s your favorite toothpaste for people with insulin resistance — 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? ▸ How much protein should I eat if I weigh 280 pounds and want to cut a 100 pounds of fat off of my body? ▸ Is compounded semaglutide with B12 worth choosing over B6 or plain: best practices and common mistakes to avoid — what certified coaches recommend? ▸ Will eating meintenance calories make me lose weight for those with hypothyroidism or Hashimoto's when you have PCOS or hormonal imbalances? 📖 Smart Cycling — The strategic alternating of medication doses with planned 'off' periods to prevent receptor desensitization and ensure … ▸ Omnipod. Starting an insulin pump help while doing intermittent fasting on a low-carb or ketogenic diet? ▸ 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? ▸ How do you handle social settings and conversations with other people — what does the research actually say 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 ▸ 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? ▸ 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? 📖 Anti-Inflammatory Protocol — A way of eating that prioritizes whole foods and eliminates triggers to quiet the internal 'fire' that prevents fat cell… ▸ Traveling with IBS-D to a 5-day conference in San Diego: how do you manage food — what most people get wrong about this during the weight loss plateau phase? ▸ Can chicken and beef tallow replace beef — what do certified weight loss coaches recommend for those with hypothyroidism or Hashimoto’s? ▸ Who still goes to steeplechase — what do certified weight loss coaches recommend for long-term maintenance (not just short-term)? ▸ What is a super quick "Mix some of this in" to make coconut oil (purely in liquid form) taste ok to make it easy to consume: how to talk to your doctor about this during the weight loss plateau phase? 📖 Metabolic Reset — The process of retraining your body to utilize stored fat for fuel and regulating hunger hormones so you can maintain yo… ▸ Is it okay for teenagers to do longterm lowcarb/keto — evidence-based answer for CFP patients for those with hypothyroidism or Hashimoto’s? ▸ Crust check 🔥 ribeye done right for long-term maintenance (not just short-term)? ▸ 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? 📖 High-Dose Dependency — The pharmaceutical trap of staying on maximum medication doses indefinitely, which we avoid through our smart cycling me… ▸ What are the wegovy doses in order on a low-carb or ketogenic diet 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 ▸ 42yom Im finding it much harder to lose weight, what are some things I can do now to start losing weight? ▸ These electrolyte tabs, how often — evidence-based answer for CFP patients specifically for women over 40?