Expert Q&A

Had my hashi’s annihilated thyroid removed today — how a functional medicine approach differs

Understanding Life After Total Thyroidectomy for Hashimoto’s

Having your thyroid removed due to advanced Hashimoto’s marks a significant turning point. Without a thyroid gland, your body no longer produces T4 or T3 hormones naturally. Conventional endocrinology typically prescribes levothyroxine (synthetic T4) and monitors TSH levels. However, many patients in their 40s and 50s still struggle with persistent fatigue, stubborn weight gain, joint pain, and blood sugar fluctuations despite "normal" labs. This is where a functional medicine approach diverges sharply.

In my methodology outlined in The CFP Weight Loss Protocol, we view thyroid removal not as the end of the story but as the beginning of deeper metabolic recalibration. Standard care often stops at TSH normalization (0.5–4.5 mIU/L), while functional protocols target free T3 levels above 3.5 pg/mL, reverse T3 below 15 ng/dL, and optimal ferritin above 70 ng/mL to support energy and fat burning.

Key Differences: Functional vs Conventional Medicine Post-Thyroidectomy

Conventional medicine focuses primarily on hormone replacement. Functional medicine investigates why Hashimoto’s progressed to the point of surgical removal—often involving gut permeability, chronic inflammation, heavy metal exposure, or unresolved stress. We test for 12+ thyroid markers instead of just TSH and T4.

For weight loss, the functional lens addresses hormonal changes like elevated cortisol that slow metabolism by up to 15% after surgery. We prioritize anti-inflammatory nutrition that stabilizes blood glucose, crucial when managing diabetes alongside obesity. Unlike restrictive diets you've tried before, our approach uses timed eating windows that fit busy schedules—no complex meal prepping required.

Practical Functional Strategies for Sustainable Weight Loss

Start with comprehensive labs including thyroid panel, inflammatory markers (hs-CRP <1.0 mg/L), vitamin D (>50 ng/mL), and sex hormones. Support joint pain with gentle movement like 15-minute daily walks plus anti-inflammatory foods: wild-caught salmon, turmeric, and berries. These reduce joint discomfort by modulating prostaglandins without high-impact exercise you dread.

Thyroid hormone optimization often includes adding liothyronine (T3) or natural desiccated thyroid when T4 conversion remains poor. We also restore gut health with specific probiotics and bone broth to improve nutrient absorption—critical since many post-thyroidectomy patients absorb medications poorly. In The CFP Weight Loss Protocol, we teach "metabolic syncing" techniques that lower insulin resistance, helping shed 1–2 pounds weekly even with a removed thyroid.

Insurance barriers are real, yet many functional tests can be ordered through primary care or cash-pay labs under $300. The goal is reducing reliance on multiple medications for blood pressure and diabetes by improving body composition naturally.

Overcoming Overwhelm: Your Next Steps

Begin by requesting full thyroid labs from your doctor before your six-week post-op visit. Track symptoms in a simple journal: energy, joint pain, and weight weekly. Avoid the conflicting nutrition noise by focusing on three pillars—hormone balance, gut repair, and gentle movement. Many patients lose 20–30 pounds in six months following this root-cause method after feeling defeated by prior diets. You’re not alone, and real progress is possible when we treat the whole system, not just the missing gland.

💬 What the Community Says

The community shows a mix of relief and frustration after total thyroidectomy for Hashimoto’s. Many report conventional endocrinologists quickly prescribe Synthroid and consider the case closed, yet persistent weight gain, brain fog, and joint pain remain. A vocal group praises functional medicine practitioners for ordering extensive labs and addressing adrenal fatigue, leaky gut, and nutrient deficiencies that standard care overlooks. Beginners especially appreciate protocols that don’t require hours in the kitchen or gym, noting modest 8–15 lb losses in the first three months when adding T3 medication and lowering inflammation. Some express skepticism about the cost of functional tests since insurance rarely covers them, while others share success stories of reduced diabetes medications after adopting anti-inflammatory eating. Overall, patients feel empowered by communities discussing optimal lab ranges rather than "normal" ones, though a minority warns against abandoning conventional follow-up entirely. Lived experiences highlight that emotional support for post-surgical body changes is equally important.
Cite this answer
Clark, R. (2026). Had my hashi’s annihilated thyroid removed today — how a functional medicine app. *CFP Weight Loss*. https://ask.cfpweightloss.com/ask/had-my-hashi-s-annihilated-thyroid-removed-today-how-a-functional-medicine-approach
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.

📖 The 30-Week Tirzepatide Reset — Get the Book →
Have a follow-up question?
More Questions 200 answered
▸ Has anyone tried this lectin free lifestyle living with PCOS — how a functional medicine approach differs ▸ Has anyone switched from brand name Premarin to the new recently released generic conjugated estrogens and feels like it is not working as well for people with insulin resistance ▸ What is this new frozen hell specifically for women over 40 ▸ Has anyone switched from wegovy to mounjaro and the role of cortisol and stress hormones ▸ Ive been taking 15mg of tirzepatide for a year and my weight has stalled out with no diet change. What can I do? ▸ Two week pause, ok to return to current dose and its effect on metabolism and insulin levels 📖 Satiety Signal — The biological 'off switch' for hunger that our protocol restores by healing the gut and balancing blood sugar levels. ▸ Does the bloating really ever get better — how a functional medicine approach differs ▸ What a 55 water fast did for me: what to track and how to measure progress ▸ Anyone use an auto injector for the compounded med: what to track and how to measure progress 📖 Ketogenic Foundation — Using low-carbohydrate principles to keep insulin low, allowing the tirzepatide to work more effectively at lower doses. 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ How many of you with PCOS had a narcissistic parent growing up while doing intermittent fasting ▸ Zone 2 running is absurdly slow (slower than walking) — am I doing this right and the role of cortisol and stress hormones ▸ What about oxalates — how a functional medicine approach differs ▸ Can we stop posting good glucose levels and pretending they are bad for people with insulin resistance ▸ Does the estradiol gel-associated bloating subside? 📖 Modern Wheat Dangers — The hidden threat in hybridized grains that causes gut inflammation and spikes blood sugar more aggressively than pure t… ▸ Post menopausal bleeding — how a functional medicine approach differs ▸ Would doing this 2-3x a week help increase my Vo2 max — how a functional medicine approach differs ▸ Can we talk about the founder — what most people get wrong about this ▸ 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 — what does the research actually say? 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ Is this normal? Feels like a waste while doing intermittent fasting ▸ When feeling down, remember that PCOS is what helped our ancestors survive and the role of cortisol and stress hormones 📖 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… ▸ What would be the cause of insulin resistance while doing intermittent fasting ▸ How I finally stopped crashing after workouts — the training structure that actually works with Hashimoto's while doing intermittent fasting ▸ PCOS linked to childhood trauma — how a functional medicine approach differs ▸ Is it just me or is Hashimoto’s greatly underrepresented while doing intermittent fasting 📖 Metabolic Flexibility — The body’s ability to efficiently switch between burning carbohydrates and burning stored body fat based on availability… ▸ When people ask how I can tell my sugar's low and the role of cortisol and stress hormones ▸ Anyone have experience switching from compound injection to pill — how a functional medicine approach differs 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ Rheumatoid Arthritis results if you're on a GLP-1 like semaglutide or tirzepatide 📖 Amylopectin A — The specific starch found in modern wheat that causes rapid, dangerous spikes in blood glucose and promotes belly fat st… ▸ Anyone worried about the FDA crackdown: how to talk to your doctor about this ▸ Had my hashi’s annihilated thyroid removed today and its effect on metabolism and insulin levels ▸ Anyone stretching out to 3 weeks between shots for people with insulin resistance ▸ When period stopped did you feel like the worst pmdd of all time daily or for people with insulin resistance ▸ Hitting protein goals. How do you do it — how a functional medicine approach differs 📖 Hormonal Chaos — The internal state of imbalance caused by modern grains and refined carbs that overrides willpower and forces the body t… ▸ What are everyone’s symptoms with insulin resistance while doing intermittent fasting ▸ How I found out I had uterine cancer, what I wish I had known, and what everyone with PCOS should know about their period for people with insulin resistance ▸ Starting my second extended fast tomorrow. Hoping for 12 days or maybe do another 42 while doing intermittent fasting 📖 Nutrient Density — Prioritizing foods that provide maximum vitamins and minerals per calorie to satisfy the brain and end the cycle of hidd… 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ What is the Role of Metabolism in Immune System while doing intermittent fasting ▸ Did my hashimoto cause this for people with insulin resistance ▸ Anyone stretching out to 3 weeks between shots: best practices and common mistakes to avoid ▸ Should i really be aiming for 45 zone 2 minutes per day for fat loss and the role of cortisol and stress hormones ▸ Anyone skip a week when sick while doing intermittent fasting ▸ Oval twice a week patch - what was I using — how a functional medicine approach differs ▸ What a 55 water fast did for me 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… ▸ Had my annual physical today — how a functional medicine approach differs ▸ Flexibility in the meal plan while doing intermittent fasting 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ Vomited at new dose, will it happen again next week — evidence-based answer for CFP patients 📖 Metabolic Efficiency — The state where your body processes fuel cleanly and maintains high energy levels without the need for constant snacking… ▸ Anyone stopped responding to Mounjaro and had better results with retatrutide and the role of cortisol and stress hormones ▸ PCOS + insulin resistance… belly fat won’t budge. what actually worked for you and its effect on metabolism and insulin levels ▸ When I smoke a little weed as a T1D and start feeling tingly and its effect on metabolism and insulin levels ▸ Fuck is Almond milk — what does the research actually say?