Expert Q&A

Does anyone have a normal A1C, but high insulin when you have PCOS or hormonal imbalances

Understanding Normal A1C with Elevated Insulin in PCOS

Many women in their late 40s and early 50s come to me confused after seeing normal A1C results yet discovering their fasting insulin levels are elevated. This pattern is especially common with PCOS or other hormonal imbalances. Your A1C reflects average blood glucose over 2-3 months and can stay in the "normal" range (under 5.7%) while your body is already pumping out excess insulin to keep glucose in check. This early-stage insulin resistance often flies under the radar in standard diabetes screenings but drives stubborn weight gain, fatigue, and inflammation.

In my experience working with thousands of women who have failed multiple diets, this mismatch explains why traditional calorie-cutting approaches backfire. When insulin stays high, fat storage is favored—particularly around the midsection—and hormonal signals for hunger and cravings intensify.

Why PCOS and Hormonal Changes Create This Pattern

PCOS affects up to 20% of women and is deeply tied to insulin resistance. Even with normal blood sugar, ovaries can overproduce androgens when insulin is chronically elevated, worsening symptoms like irregular cycles, acne, and hair loss. Perimenopausal hormonal shifts compound this: declining estrogen makes insulin sensitivity worse, often pushing fasting insulin above 10 μU/mL even when A1C reads 5.2%.

Joint pain, diabetes management, and blood pressure concerns frequently overlap here. The good news? You don't need expensive programs or complex meal plans. My approach in The CFP Weight Loss Method focuses on gentle, sustainable changes that lower insulin first—without triggering the rebound most dieters experience.

Testing and Tracking What Actually Matters

Request a fasting insulin test alongside your next A1C and glucose panel. Optimal fasting insulin is under 8 μU/mL; many with PCOS see 15-25 μU/mL despite normal A1C. Add a HOMA-IR calculation (fasting glucose × fasting insulin ÷ 405) to gauge true resistance—anything over 2.0 signals action is needed.

Track patterns rather than perfection. In my program, clients use simple morning checks and a food-symptom journal. This reveals how even "healthy" carbs spike insulin when hormones are imbalanced.

Practical Steps to Lower Insulin and Support Hormones

Start with protein-first meals: aim for 25-35g at breakfast within 90 minutes of waking to blunt insulin response. Pair this with 10-minute daily walks after meals—effective even with joint pain—and focus on anti-inflammatory foods like fatty fish, olive oil, and leafy greens. Reduce ultra-processed carbs to under 100g daily without rigid tracking.

Stress management and sleep matter more than most realize; cortisol raises insulin. My method includes short breathing practices that fit busy schedules. Many women see fasting insulin drop 30-50% within 8-12 weeks, easing joint discomfort and improving energy. Insurance hurdles become less relevant when these changes are low-cost and physician-friendly.

You're not failing—your body is sending a clear signal. Addressing high insulin despite normal A1C is often the missing piece for sustainable weight loss with PCOS and hormonal challenges.

💬 What the Community Says

Women in perimenopause and those with PCOS frequently report normal A1C levels (5.0-5.6%) but fasting insulin readings between 12-28 μU/mL on forums. Many describe frustration with doctors who dismiss elevated insulin if glucose looks fine, leading to years of unexplained weight gain and fatigue. A common theme is discovering this pattern only after demanding extra tests or switching providers. Most share that lowering carbs, adding morning protein, and incorporating short walks helped bring insulin down even when diets previously failed. There's lively debate about whether berberine or inositol works better as supplements, with mixed personal results. Joint pain and time constraints are repeated barriers, but many celebrate small wins like reduced cravings after 4-6 weeks of consistent changes. A vocal group warns against extreme low-carb approaches due to hormone disruption, favoring balanced plates instead. Overall sentiment reflects cautious hope mixed with lingering distrust of standard medical advice on metabolic health.
Clark, R. (2026). Does anyone have a normal A1C, but high insulin when you have PCOS or hormonal i. *CFP Weight Loss*. https://ask.cfpweightloss.com/ask/does-anyone-have-a-normal-a1c-but-high-insulin-when-you-have-pcos-or-hormonal-imbalances
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
▸ My weight loss progress so far as a 23 year male who stared eating less unhealthy and does little to moderate exercise. Am I doing well — evidence-based answer for CFP patients for people with insulin resistance? ▸ What causes I reduced my IR from 15.5 to 4 in 3 months and its effect on metabolism and insulin levels? ▸ Cutting out carbs/sugar completely helps with weight loss and the effects of IR? Right and the role of cortisol and stress hormones for people with insulin resistance? ▸ 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? ▸ If a random dance partner app existed .. would you try it: how to talk to your doctor about this 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? ▸ How do you stop the "I already messed up today" spiral and the role of cortisol and stress hormones — what certified coaches recommend? 📖 Tirzepatide — A dual-acting medication targeting both GLP-1 and GIP receptors, providing a more comprehensive metabolic signal than si… ▸ Why is almost all the focus in treating PCOS on fertility: what to track and how to measure progress while doing intermittent fasting? 📗 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? ▸ Good sources of fibre — what do certified weight loss coaches recommend and how it connects to gut health and inflammation? 📖 Caloric Deficit Myth — The false belief that weight loss is purely 'math'; we focus on hormonal signaling rather than just counting calories to… ▸ 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 TO DO AN AGGRESSIVE CUT WITH A STRESSFUL LIFESTYLE on a low-carb or ketogenic diet for people with insulin resistance? ▸ Can you really Metformin (6 weeks in) for insulin resistance — can the gut stuff actually get better specifically for women over 40? ▸ Crust check 🔥 ribeye done right — what the research actually says? 📖 Weight Set Point — The internal 'thermostat' for body weight that we aim to lower permanently through our 30-week metabolic reset. ▸ How are people using 10mg reta vials at low doses during the weight loss plateau phase — what the research actually says? ▸ 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? 📗 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? ▸ How do you handle social settings and conversations with other people — what does the research actually say on a low-carb or ketogenic diet? ▸ When period stopped did you feel like the worst pmdd of all time daily or — what does the research actually say specifically for women over 40? 📖 Strategic Fat Loading — A critical 48-hour phase at the start of the reset where we prime the body with healthy fats to trigger the transition f… ▸ 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? ▸ Probiotics worked for a month then stopped. Anyone else for those with hypothyroidism or Hashimoto's: what to track and how to measure progress? ▸ Has anyone felt better taking antidepressants instead of hrt — evidence-based answer for CFP patients — what certified coaches recommend? ▸ 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? ▸ Should I be worried yet, been sitting for 5 days no movement while doing intermittent fasting: best practices and common mistakes to avoid? ▸ Making me super tired and in a dreamy, chill, ready for a nap state for most of the day and its effect on metabolism and insulin levels for long-term maintenance (not just short-term)? 📖 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 ▸ 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? ▸ Is it okay for teenagers to do longterm lowcarb/keto — evidence-based answer for CFP patients for those with hypothyroidism or Hashimoto’s? ▸ Is it normal to lose 6 kg in one week during the weight loss plateau phase for long-term maintenance (not just short-term)? ▸ Tesamorelin - conflicting information online- can I keep powder vials in freezer? Can I keep reconstituted vials in fridge — what do certified weight loss coaches recommend for those with hypothyroidism or Hashimoto’s? ▸ Crust check 🔥 ribeye done right for long-term maintenance (not just short-term)? 📖 GLP-1 Receptor Agonist — A class of medication that mimics natural hormones to improve insulin secretion and slow gastric emptying, used strategi… ▸ Thyroid tests all in range— but high calcium — how a functional medicine approach differs on a low-carb or ketogenic diet? ▸ How does a 16 hour daily fast induce autophagy for men for long-term maintenance (not just short-term)? ▸ Exercise — when and what kind while fasting, and does it enhance autophagy — how a functional medicine approach differs specifically for women over 40? 📖 Refined Carbohydrates — Processed sugars and flours that strip the body of nutrients while driving the hormonal chaos responsible for the modern… ▸ Diabetics with TPN (IV nutrition experience) and the role of cortisol and stress hormones 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 ▸ 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? ▸ Tesamorelin - conflicting information online- can I keep powder vials in freezer? Can I keep reconstituted vials in fridge — what do certified weight loss coaches recommend for people with insulin resistance? ▸ When the fatigue is real: how to talk to your doctor about this for people with insulin resistance? 📖 High-Dose Dependency — The pharmaceutical trap of staying on maximum medication doses indefinitely, which we avoid through our smart cycling me… ▸ Has anyone ever tried low-grain instead of grain free — evidence-based answer for CFP patients for long-term maintenance (not just short-term)? ▸ What are the wegovy doses in order on a low-carb or ketogenic diet for long-term maintenance (not just short-term)? ▸ What are the wegovy doses in order on a low-carb or ketogenic diet — what certified coaches recommend? ▸ 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? ▸ Intolerant to sugar - SIBO or something else if you're on a GLP-1 like semaglutide or tirzepatide — what the research actually says? ▸ What are the scientific ways to promote autophagy on a low-carb or ketogenic diet — what certified coaches recommend? 📖 Leptin Sensitivity — Restoring your brain's ability to hear the 'I am full' signal, which is often muted by high-sugar diets and systemic inf… 📗 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 for those with hypothyroidism or Hashimoto’s? ▸ 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? ▸ How much protein should I eat if I weigh 280 pounds and want to cut a 100 pounds of fat off of my body? ▸ 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)? ▸ 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? 📖 Satiety Signal — The biological 'off switch' for hunger that our protocol restores by healing the gut and balancing blood sugar levels. ▸ 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?