Expert Q&A

Can I get an upvote for the true enemy of diabetes on a low-carb or ketogenic diet

The Real Enemy Isn't Blood Sugar—It's Insulin Resistance

I've worked with thousands in their mid-40s to mid-50s struggling with diabetes, stubborn weight, and joint pain. The true enemy on a low-carb or ketogenic diet isn't elevated blood glucose—it's insulin resistance. High insulin levels drive fat storage, inflammation, and make losing weight feel impossible despite every failed diet you've tried.

Most people focus only on lowering blood sugar numbers. But in my methodology outlined in The CFP Weight Loss Protocol, we target the root: restoring your cells' ability to respond to insulin. On a well-formulated ketogenic diet, typically under 20-50 grams of net carbs daily, your body shifts to burning fat for fuel. This naturally lowers insulin demand, often by 50% within weeks for many clients managing type 2 diabetes and high blood pressure.

How Low-Carb Diets Combat the True Enemy

Insulin resistance worsens with age, especially during hormonal changes in your 40s and 50s. A low-carb diet reduces glucose spikes that force your pancreas to pump out excess insulin. Studies show participants on ketogenic plans see average A1C drops of 1.5-2 points in 3-6 months, often reducing or eliminating medications under medical supervision.

Start simply: eliminate refined sugars, grains, and processed foods. Focus meals around protein (4-6 oz per meal), healthy fats like avocado and olive oil, and non-starchy vegetables. This approach fits busy schedules—no complicated meal plans needed. For joint pain that makes exercise feel impossible, even short 10-minute walks after meals improve insulin sensitivity by 20-30%.

Practical Steps for Beginners Managing Multiple Conditions

Beginners overwhelmed by conflicting nutrition advice often succeed with my 3-phase system. Phase 1 stabilizes blood sugar with strict ketogenic ratios (70-80% fat, 15-20% protein, 5% carbs). Track ketones initially (0.5-3.0 mmol/L indicates nutritional ketosis) using affordable urine strips or a blood meter. This phase tackles insulin resistance head-on while protecting lean muscle.

Phase 2 introduces targeted refeeds to prevent metabolic slowdown. Many in our community reverse prediabetes and lose 15-25 pounds in the first 90 days without feeling deprived. Address embarrassment about obesity by focusing on small, private wins—your insurance may not cover programs, but this sustainable method pays for itself through fewer doctor visits and medications.

Long-Term Success and Monitoring

The key is consistency over perfection. Monitor fasting insulin levels (aim below 10 μU/mL) alongside glucose. Combine with strength training twice weekly using bodyweight or resistance bands to combat joint issues and build metabolism. In The CFP Weight Loss Protocol, I emphasize sleep and stress management, as cortisol spikes can worsen insulin resistance.

Thousands have transformed their health this way. The true victory isn't just lower numbers—it's freedom from the cycle of failed diets and constant overwhelm. Start today with one low-carb swap and build from there.

💬 What the Community Says

The community shows strong enthusiasm for viewing insulin resistance as the primary foe rather than surface-level blood sugar readings. Many in the 45-55 age group share stories of reversing type 2 diabetes on ketogenic diets, reporting 30-50 pound losses and medication reductions after years of diet failures. A common theme is relief at simple approaches that accommodate joint pain and busy lives without gym memberships. However, some debate the strictness of under 20g carbs daily, with a vocal minority experiencing initial fatigue or questioning long-term sustainability. Lived experiences frequently highlight improved energy and blood pressure control, though beginners express frustration with conflicting online advice. Overall sentiment leans positive, praising practical protocols that address hormonal shifts and insurance coverage gaps, though a few caution about the need for doctor oversight when managing multiple conditions.
Clark, R. (2026). Can I get an upvote for the true enemy of diabetes on a low-carb or ketogenic di. *CFP Weight Loss*. https://blog.cfpweightloss.com/ask/can-i-get-an-upvote-for-the-true-enemy-of-diabetes-on-a-low-carb-or-ketogenic-diet
Russell Clark, 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.

Have a follow-up question?
More Questions 200 answered
Eyelid myokymia/twitching caused by oral progesterone — how a functional medicine approach differs Had my annual physical today — how a functional medicine approach differs When men recognize symptoms: how to talk to your doctor about this Does anyone else love masks mandated so I can hide my facial hair while doing intermittent fasting DO NOT TAKE INOSITOL IF YOU'RE NOT INSULIN RESISTANT for long-term maintenance (not just short-term) Am I better off increasing my frequency of sessions per week, or my duration of each session and the role of cortisol and stress hormones 📖 Metabolic Efficiency — The state where your body processes fuel cleanly and maintains high energy levels without the need for constant snacking… Insomnia while taking oral minoxidril if you're on a GLP-1 like semaglutide or tirzepatide Anyone have experience switching from compound injection to pill and its effect on metabolism and insulin levels What a 55 water fast did for me while doing intermittent fasting 📖 Metabolic Flexibility — The body’s ability to efficiently switch between burning carbohydrates and burning stored body fat based on availability… What would be the cause of insulin resistance: best practices and common mistakes to avoid 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → Carbon Dioxide Breathalyzer — how a functional medicine approach differs Anyone stretching out to 3 weeks between shots for people with insulin resistance Is estriol as effective as estradiol for clitoral atrophy and the role of cortisol and stress hormones Can I get an upvote for the true enemy of diabetes while doing intermittent fasting 📖 Smart Cycling — The strategic alternating of medication doses with planned 'off' periods to prevent receptor desensitization and ensure … When period stopped did you feel like the worst pmdd of all time daily or for people with insulin resistance When the clock starts over while doing intermittent fasting How often can I eat in season fruits while doing intermittent fasting Is this normal? Feels like a waste while doing intermittent fasting 📖 Lectin-Free Living — Eliminating inflammatory plant proteins that damage the gut lining and trigger the autoimmune responses that often stall… Newb question: focusing on perceived exertion or heart rate — how a functional medicine approach differs 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → Should i really be aiming for 45 zone 2 minutes per day for fat loss while doing intermittent fasting DO NOT TAKE INOSITOL IF YOU'RE NOT INSULIN RESISTANT if you're on a GLP-1 like semaglutide or tirzepatide DO NOT TAKE INOSITOL IF YOU'RE NOT INSULIN RESISTANT when you have PCOS or hormonal imbalances Semaglutide + lifting — how are you fueling workouts on low calories and the role of cortisol and stress hormones 📖 Bio-Individuality — The understanding that every patient’s metabolic journey is unique, requiring a personalized approach to dosing and diet… Dr Gundry: the 120+80 supplements he himself takes daily while doing intermittent fasting Has anyone switched from wegovy to mounjaro and how it connects to gut health and inflammation Two week pause, ok to return to current dose — how a functional medicine approach differs 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 while doing intermittent fasting How much are people paying for Estring and how it connects to gut health and inflammation 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → PCOS linked to childhood trauma — how a functional medicine approach differs 📖 Satiety Signal — The biological 'off switch' for hunger that our protocol restores by healing the gut and balancing blood sugar levels. Is this normal? Feels like a waste and its effect on metabolism and insulin levels Does the estradiol gel-associated bloating subside? Zone 2 running is absurdly slow (slower than walking) — am I doing this right while doing intermittent fasting How I reversed insulin resistance in 6–8 months — what do certified weight loss coaches recommend? Has anyone switched from wegovy to mounjaro and the role of cortisol and stress hormones Anyone with a variant of uncertain significance on HRT and its effect on metabolism and insulin levels What is this new frozen hell specifically for women over 40 📖 Nutrient Density — Prioritizing foods that provide maximum vitamins and minerals per calorie to satisfy the brain and end the cycle of hidd… PCOS + insulin resistance… belly fat won’t budge. what actually worked for you — evidence-based answer for CFP patients How it goes trying to dose insulin every day while doing intermittent fasting 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → Did exercise ever get rid of fatigue from insulin resistance and its effect on metabolism and insulin levels Difference between a 3 day and 5 day water fast for autophagy — what most people get wrong about this Does Autophagy eat fat cells while doing intermittent fasting Has anyone with multiple sclerosis seen improvement while on PP and its effect on metabolism and insulin levels 📖 Tirzepatide Micro-Dosing — The practice of using the lowest effective dose to achieve results, minimizing side effects while maximizing the longevi… Is it even worth it anymore while doing intermittent fasting Anyone have recipes or grocery lists — how a functional medicine approach differs Insulin Resistance foods for poor people — evidence-based answer for CFP patients 📖 Metabolic Reset — The process of retraining your body to utilize stored fat for fuel and regulating hunger hormones so you can maintain yo… Oval twice a week patch - what was I using and the role of cortisol and stress hormones Insomnia while taking oral minoxidril while doing intermittent fasting Can we stop posting good glucose levels and pretending they are bad for people with insulin resistance 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → What are everyone’s symptoms with insulin resistance while doing intermittent fasting Upped dosage + changing patch day — evidence-based answer for CFP patients