Thyroid nutrition, evidence-based.
Short, cited, no alarmism. Every article is graded by evidence level.
Hashimoto Food List: What to Eat, Limit, and Track
A safe Hashimoto food list with foods to prioritize, foods to limit, timing notes, and what to track before turning personal symptoms into food rules.
Hashimoto Symptom Tracker: Food, Energy, Mood, and Flare Patterns
Learn what to track in a Hashimoto symptom tracker, including food, energy, mood, digestion, sleep, medication timing, labs, and patterns to discuss with your clinician.
Thyroid Tracker vs Meal Plan App: What Do You Actually Need?
Compare a thyroid tracker app and a thyroid meal plan app, including symptoms, food diaries, medication timing, labs, and when an all-in-one thyroid app makes more sense.
Best Hashimoto App for Diet and Symptom Tracking
Choose the best Hashimoto app by looking for thyroid-specific meal planning, food guidance, symptom tracking, medication timing, labs, and safe education.
Hypothyroidism Meal Plan App: Plan Meals Around Your Thyroid Routine
Choose a hypothyroidism meal plan app that plans meals, medication timing, symptoms, food questions, and labs together instead of acting like a generic calorie counter.
Hashimoto Meal Plan: What to Eat This Week Without Food Fear
Build a Hashimoto meal plan for the week with protein, fiber-rich carbs, thyroid-relevant nutrients, medication timing notes, and flexible food swaps.
Thyroid Symptom Tracker App: What to Track and Why
A thyroid symptom tracker app should help you log fatigue, brain fog, mood, digestion, meals, medication timing, and labs so patterns are easier to discuss with your clinician.
Hashimoto Diet Plan App: How to Build a Thyroid-Friendly Week
A Hashimoto diet plan app should help you build a thyroid-friendly week with meals, medication timing, food guidance, symptom tracking, and lab context in one routine.
Best Thyroid App for Diet, Symptoms, Medication, and Labs
The best thyroid app should bring diet, symptoms, medication timing, labs, and thyroid-specific food guidance into one routine instead of acting like a generic calorie tracker.
Cold Showers and Cold Plunges for the Thyroid: What's Real, What's Trend
Cold showers and ice baths are trending for thyroid 'support.' See what the actual evidence shows.
Heavy Metals and Hashimoto's: Real Concern or Wellness Scare?
Some heavy metals do affect thyroid function in occupational and high-exposure contexts. See what the evidence actually shows about mercury, lead, and Hashimoto's.
Thyroid Diet Meal Plan: 7 Days of Thyroid-Friendly Meals
A practical thyroid diet meal plan for a week of thyroid-friendly meals, medication timing, nutrient priorities, and symptom-aware adjustments without extreme food rules.
7-Day Hashimoto Diet Plan for Beginners: Thyroid-Friendly Meals Without Food Fear
A beginner-friendly 7-day Hashimoto diet plan with thyroid-supportive meals, food timing notes, grocery categories, and evidence-aware guidance without fear-based food rules.
Best Hashimoto Diet Plan App for Meal Planning and Food Tracking
The best Hashimoto diet plan app should combine thyroid-friendly meal planning, food tracking, symptom patterns, medication timing, and evidence-based guidance instead of just counting calories.
'Adrenal Fatigue' and Thyroid Disease: Separating Myth from Real Medicine
'Adrenal fatigue' is not a recognized medical diagnosis. Learn why it's a myth, what the real diagnoses are, and how it overlaps with undertreated hypothyroidism.
'Estrogen Dominance' and Hashimoto's: What the Term Actually Means
'Estrogen dominance' is a wellness term, not a medical diagnosis. See what's real about estrogen, progesterone, and Hashimoto's.
'Thyroid Healing Teas': Bugleweed, Lemon Balm, Guggul, and What the Evidence Says
Herbal 'thyroid teas' are marketed for hyper- and hypothyroidism. See what the evidence really shows — and the safety risks.
Alcohol and the Thyroid: What Drinking Does to TSH and Antibodies
Alcohol has measurable effects on the thyroid axis. See what the evidence shows about moderate drinking, heavy use, and autoimmune thyroid disease.
Anti-Inflammatory Eating for Hashimoto's: What Actually Has Evidence
An anti-inflammatory diet for Hashimoto's is mostly a Mediterranean diet with extra omega-3s and polyphenols. See what's evidence-based and what's marketing.
Apple Cider Vinegar and Thyroid: A TikTok Claim Audit
Apple cider vinegar is sold as a thyroid fix on social media. See what the evidence actually shows — and what it doesn't.
Ashwagandha for Thyroid: What We Know and What We Don't
One small trial showed ashwagandha shifted thyroid labs in subclinical hypothyroidism, but case reports also show it can trigger thyrotoxicosis. See what the evidence says.
Bedtime Dosing of Levothyroxine: When It Actually Makes Sense
Bedtime levothyroxine can lower TSH more than morning dosing in some people. See what the trials show and when night dosing actually fits.
Biotin and Thyroid Labs: Why Your Supplement May Be Skewing Your Results
High-dose biotin supplements cause falsely low TSH and falsely high T3/T4 on standard lab tests. The FDA warned about this in 2017. Here's what to do.
Bone Broth for Hashimoto's: Gut, Collagen, or Just Soup?
Bone broth is sold as a Hashimoto's superfood for gut healing. See what the evidence actually shows.
Bovine Thyroid Glandular Supplements: A Real Hormone Hidden in a 'Natural' Label
Over-the-counter 'bovine thyroid glandular' supplements often contain real thyroid hormone. See the safety risks and what's actually in them.
Brain Fog in Hypothyroidism: What's Happening and What Helps
Brain fog in hypothyroidism is real, measurable, and usually improves on adequate levothyroxine — but cognition recovers slower than energy. Here's the timeline and what to do when fog persists.
Caffeine and Thyroid: Beyond the Levothyroxine Timing Question
Caffeine beyond levothyroxine timing — TSH, anxiety, sleep, palpitations. See what the evidence actually shows for thyroid patients.
Calcium, Iron, and Levothyroxine: The 4-Hour Rule
Calcium and iron levothyroxine interactions can cut absorption by 25-30% and push TSH from 1.6 to 5.4. Why the 4-hour rule matters and how to apply it.
Choline and Hashimoto's: Eggs, Liver, and the Methylation Question
Choline supports methylation and cell membrane health — but does it matter for Hashimoto's? See what the evidence actually shows.
Coconut Oil and the Thyroid: What the Evidence Actually Shows
Does coconut oil help the thyroid? No high-quality clinical trial supports it. What the research shows about MCTs, metabolism, and LDL cholesterol risk.
Copper and Thyroid: The Copper/Zinc Ratio Question
Copper interacts with zinc and thyroid hormone metabolism. See what the evidence says about copper, the copper/zinc ratio, and thyroid function.
Curcumin and Hashimoto's: What the Research Actually Shows
Curcumin may reduce TPO antibodies and inflammation in Hashimoto's, but poor absorption is the catch. Here's what the RCTs actually found.
Dairy and Hashimoto's: When It Matters and When It Doesn't
Dairy and Hashimoto's: lactose intolerance can interfere with levothyroxine, but no trial shows dairy elimination lowers thyroid antibodies. What to do.
Deiodinases: How Your Body Turns Levothyroxine Into Active T3
T4 is a prohormone. Deiodinase enzymes convert it to active T3 in your tissues. Here's how that system works — and what it means if you don't feel well on levothyroxine.
Depression and Hypothyroidism: What's Real, What Helps, and When to Look Elsewhere
Depression is real in hypothyroidism and usually lifts on adequate levothyroxine. See the timeline, when to check thyroid in treatment-resistant depression, and what doesn't help.
Eggs and Hashimoto's: Include or Eliminate?
AIP eliminates eggs but most Hashimoto's patients can eat them. See what the evidence really shows.
Environmental Toxins and Thyroid Function: What's Real and What's Marketing
Some environmental chemicals do affect thyroid function — perchlorate, PFAS, BPA. See what evidence supports and what 'detox' marketing overreaches.
Exercise and Hypothyroidism: What Actually Helps
Exercise helps with energy, mood, and weight in hypothyroidism — but the trial data is less dramatic than wellness blogs suggest. See what actually works.
Fatigue in Hashimoto's: Why It Persists and What Helps
Hashimoto's fatigue often persists even with normal TSH. See the multi-factor explanation — inflammation, mitochondria, microbiome, sleep — and what evidence-based steps help.
Fiber Supplements and Levothyroxine: The 4-Hour Rule That Protects Your Dose
Dietary fiber and fiber supplements like psyllium can bind levothyroxine in the gut and reduce absorption. Learn the simple timing rule that prevents this.
Fluoride and the Thyroid: What the Evidence Actually Says
Does fluoride harm your thyroid? An honest look at fluoridated water, hypothyroidism, iodine sufficiency, and what the dose-response evidence really says.
Generic vs Brand Levothyroxine: Does It Matter?
Generic vs brand levothyroxine: neither is inherently better. The FDA calls it a narrow-therapeutic-index drug, so consistency and TSH retesting matter most.
GLP-1 Drugs (Ozempic, Wegovy, Mounjaro) and Thyroid Disease
GLP-1 drugs like Ozempic and Mounjaro work for weight loss in hypothyroid and Hashimoto's patients — but a family history of medullary thyroid cancer or MEN2 is an absolute contraindication. What to know.
Gluten-Free and Hashimoto's: What the Evidence Actually Says
Gluten free and Hashimoto's: essential if you also have celiac disease, optional and mixed-evidence for everyone else. What the research actually shows.
Hair Loss in Hypothyroidism: What to Expect on Levothyroxine
Hair loss is common in hypothyroidism and usually resolves on adequate levothyroxine — but slowly. See what to expect and what doesn't help.
Hashimoto's Thyroiditis and Type 1 Diabetes: The Autoimmune Cluster
About 1 in 4 adults with type 1 diabetes also have thyroid antibodies. See how Hashimoto's and T1D cluster, what to screen for, and how levothyroxine and insulin interact.
Hashitoxicosis: The Hyperthyroid Phase of Hashimoto's
Hashitoxicosis is the temporary hyperthyroid phase that can occur in Hashimoto's. See how it differs from Graves' and how it's treated.
Hyperthyroidism and Graves' Disease: The Other Side of Thyroid Autoimmunity
Graves' disease is the most common cause of hyperthyroidism — driven by TRAb antibodies, treatable, and most patients eventually need levothyroxine.
Hypothyroid Weight Gain: How Much, Why, and What Helps
Hypothyroid weight gain is usually 5–10 lbs, mostly fluid. Levothyroxine reverses the fluid and normalizes metabolism, but the rest takes the same work as anyone else.
Hypothyroidism and Sleep: Why Rest Doesn't Restore — and What Helps
Hypothyroidism disrupts sleep in both directions — daytime sleepiness and insomnia — and quietly raises sleep apnea risk. See what helps and when to ask for a sleep study.
Intermittent Fasting and Thyroid Health: What the Evidence Actually Says
Intermittent fasting temporarily lowers T3 in healthy people. For hypothyroid patients on levothyroxine, timing matters. Here's what research shows.
Iodine and Hypothyroidism: Why More Is Not Better for Hashimoto's
Iodine and hypothyroidism have a U-shaped relationship: too little causes deficiency, too much can worsen Hashimoto's. What WHO, NIH, and the ATA actually say.
Iodized Salt vs. Sea Salt vs. Himalayan: Does It Matter for Thyroid?
Iodized salt prevents iodine deficiency. Sea salt and Himalayan salt don't. See what actually matters for your thyroid.
Iron Deficiency and Thyroid: Why Low Ferritin Mimics Hypothyroid Symptoms
Iron deficiency and thyroid symptoms overlap: TPO needs iron to build hormone, and low ferritin can leave you exhausted even when your TSH looks fine.
Is Broccoli Bad for Hypothyroidism? The Goitrogen Myth, Examined
Is broccoli bad for hypothyroidism? In normal cooked portions with adequate iodine, no. Here is what the human evidence on goitrogens really shows today.
Is Soy Safe for Hashimoto's? What the Research Actually Shows
Is soy safe with Hashimoto's? Clinical trials show soy doesn't meaningfully harm thyroid function in iodine-replete adults. The real rule: timing it apart.
Keto and Thyroid Health: The T3 Question
Ketogenic diets can lower free T3 — sometimes by a lot. See what the evidence says about keto, thyroid hormone, and Hashimoto's.
L-Carnitine and Thyroid: The Hyperthyroid Symptom Trial
L-carnitine has randomized trial evidence for reducing hyperthyroid symptoms but not for hypothyroidism. See what the data actually shows.
Leaky Gut and Hashimoto's: Separating Emerging Science from Wellness Hype
Can 'leaky gut' worsen Hashimoto's? Here's what the emerging science on intestinal permeability and thyroid autoimmunity actually shows.
Levothyroxine and Pregnancy: Why Your Dose Almost Always Goes Up
Most pregnant women on levothyroxine need a 20–50% dose increase by week 8. See the ATA pregnancy guidelines and how to manage thyroid medication trimester by trimester.