Hormones: Achieving Balance for Thyroid Optimization

Unlock the secrets of thyroid optimization for hormones to achieve better health and improved physical performance.

Abstract

For too long, the standard approach to thyroid management, centered on TSH and T4-only therapy, has left countless patients feeling unwell despite “normal” lab values. In this educational post, I will share my personal and professional journey into the complexities of hypothyroidism, drawing on decades of clinical experience and the latest evidence-based research. We will challenge the conventional wisdom surrounding T4-only medications like levothyroxine and explore why many individuals continue to struggle with symptoms like weight gain, fatigue, and brain fog. I will delve into the physiological reasons a T4-only approach is often insufficient, highlighting the critical roles of T3, reverse T3, and the enzymatic conversions that govern thyroid hormone activity at the cellular level. We will dissect the different types of hypothyroidism, the flawed history of TSH testing, and why a suppressed TSH on therapy is often not a cause for alarm. We will also discuss the benefits of desiccated thyroid extracts and combination T4/T3 therapies, providing a clear rationale for advanced dosing strategies, like twice-daily dosing, and the importance of standardizing lab draws. Furthermore, we will explore how integrative chiropractic care plays a vital role in this comprehensive treatment model by addressing the structural, neurological, and systemic imbalances that can impede hormonal function. This post aims to empower both patients and practitioners with the knowledge to look beyond the TSH and adopt a more holistic, effective strategy for restoring true thyroid wellness.

My Journey into Thyroid Dysfunction

It’s a story I’ve shared with my patients for years, and it’s one that fundamentally shaped my approach to medicine and chiropractic care. I noticed many patients had faced similar thyroid challenges around the same time. So I have been on a journey to understand how to properly replace the function of a gland that was no longer there.

This experience with profound hypothyroidism provided me with a unique and visceral perspective. I have begun to understand what it feels like to live without a thyroid through my patients and how they experienced firsthand the debilitating symptoms when their TSH was intentionally driven over 150 mIU/L for diagnostic scanning purposes in the past. In those days, before synthetic TSH injections were available, we had to stop all replacement hormones for weeks. The goal was to elevate TSH dramatically to prepare for imaging. Living with a TSH that high is an experience I wouldn’t wish on anyone. It brings a complete metabolic shutdown: total loss of spontaneous bowel motility, crushing fatigue, cold intolerance, cognitive haze so dense it distorted time perception, dry cracking skin, bradycardia, and a body that felt like it was moving through molasses.

I started to navigate the conventional treatment paths separately for years. We tried different medications and protocols, constantly comparing notes. After about eight years of trial and error, I  arrived at the same conclusion: natural desiccated thyroid (NDT), such as Armor Thyroid, worked significantly better for them than T4-only therapy. It restored their energy, cleared their minds, and allowed them to feel truly normal in a way that synthetic levothyroxine alone never did.

This personal revelation ignited a professional quest. In my integrative chiropractic practice at Wellness Doctor Rx, I dedicated myself to researching thyroid physiology, poring over studies, and developing comprehensive protocols that combine optimized thyroid hormone therapy with precise chiropractic adjustments. By incorporating targeted spinal alignment to optimize nervous system function and autonomic balance, I help support better endocrine regulation and whole-person healing.

In practice, I routinely address the full spectrum of thyroid imbalance. Patients frequently report classic hypothyroid effects such as debilitating fatigue, weight gain, cold intolerance, constipation, brain fog, slowed cognition, hair thinning, dry skin, low mood or depression, muscle weakness, and exercise intolerance. Others experience disruptive hyperthyroid manifestations, including unintended weight loss despite increased appetite, heat intolerance, anxiety or irritability, rapid heartbeat or palpitations, diarrhea, tremors, restlessness, insomnia, and excessive sweating.

This lived experience continues to drive me to move beyond simple lab normalization and focus on genuine physiological restoration and whole-person vitality.

The Conventional Paradox: “Normal” Labs, Persistent Symptoms

In my clinical practice, I see a recurring and frustrating pattern. Patients arrive, often after years of seeing other practitioners, carrying a long list of symptoms: debilitating fatigue, unexplained weight gain, persistent cold hands and feet, brain fog, and hair loss. They feel unwell, and their quality of life is suffering. Yet, they’ve been repeatedly told, “Your labs are normal.” They come to me in my El Paso office wearing sweaters and gloves, a clear sign that their internal thermostat is broken.

This isn’t just an anecdotal observation. Look at the public health data. A startling statistic from recent years shows that in 100% of U.S. states, obesity rates are now greater than 20%. While many factors contribute to this epidemic, I firmly believe that the inadequate and often misguided treatment of hypothyroidism is a significant, overlooked piece of the puzzle. The conventional model is failing a massive segment of our population.

The Flawed History of TSH and Synthroid

To understand why the current system fails so many, we have to look back to the 1960s and 70s. Before this time, physicians primarily used desiccated thyroid, a natural preparation containing both T4 and T3, and they dosed it based on clinical symptoms. Patients generally did well.

Then, two things happened almost simultaneously that revolutionized—and, in my opinion, derailed—thyroid care:

1. The development of the “ultra-sensitive” TSH (Thyroid-Stimulating Hormone) lab test.
2. The introduction and aggressive marketing of Synthroid, a synthetic T4-only medication.

The pharmaceutical companies behind Synthroid launched one of the most successful marketing campaigns in medical history. They saturated the medical world with the message that the TSH test was the new gold standard and Synthroid was the superior, modern treatment. The underlying assumption was simple but unproven: give a patient synthetic T4, and their body will naturally and efficiently convert it into the active T3 hormone they need. The FDA approved Synthroid based on its ability to “normalize” the TSH number, not on its ability to resolve the patient’s symptoms.

Understanding Thyroid Hormones: Beyond TSH and T4

To understand why this approach often falls short, we must look beyond the TSH and delve into the physiology of thyroid hormones.

• Thyroid-Stimulating Hormone (TSH): Produced by the pituitary gland, TSH stimulates the thyroid gland. It tells the thyroid gland to produce hormones. A high TSH indicates the pituitary is yelling at an underactive thyroid (hypothyroidism).
• Thyroxine (T4): This is the primary hormone produced by the thyroid gland, but it is largely a storage hormone. It is metabolically inactive. For the body to use it, T4 must be converted into the active form, T3.
• Triiodothyronine (T3): the active thyroid hormone. It is what actually enters the cells, binds to nuclear receptors, and revs up your metabolism. It impacts everything from cognitive function to digestion. Only a small amount of T3 is produced directly by the thyroid; the vast majority is made through conversion in peripheral tissues.
• Reverse T3 (rT3): During the conversion process, T4 can also be converted to rT3. rT3 is metabolically inert. It is like a key that fits into the T3 receptor’s lock but doesn’t turn it, effectively blocking the action of active T3. The body produces rT3 during times of stress, illness, or starvation to conserve energy.

The entire premise of T4-only treatment (levothyroxine) is that the patient’s body will efficiently and correctly convert this storage hormone into the active T3 it needs. The unfortunate reality is that for many people, this conversion process is deeply flawed.

The Three Types of Hypothyroidism: Why TSH Only Catches One

The over-reliance on TSH is problematic because it only helps diagnose one specific type of thyroid issue. In reality, there are three primary categories of thyroid dysfunction.

• Type 1 Hypothyroidism: This is the classic textbook case where the thyroid gland itself fails to produce enough hormone. In this case, and only this case, the TSH will be elevated, signaling the pituitary’s desperate attempt to stimulate a failing gland.
• Type 2 Hypothyroidism: This is, by far, the most common type I see in my practice, and it is the one most often missed. In Type 2, the gland produces plenty of T4, but the body fails to convert it properly into the active T3 hormone. This is a problem of poor conversion. A patient with Type 2 hypothyroidism will have a “normal” TSH and T4, but low T3 and a host of hypothyroid symptoms. Dr. Mark Starr’s book Hypothyroidism Type 2 correctly identifies this as the epidemic of our time.
• Type 3 Hypothyroidism: This is a rare condition characterized by receptor site insensitivity, in which the cells themselves do not respond properly to thyroid hormone.

Why T4-Only Treatment Fails: The Trifecta of Failure

When you give a patient a daily bolus of synthetic T4, it triggers a cascade of adverse physiological effects.

1. Strike One: Loss of Glandular T3. Your thyroid gland naturally produces about 20% of your daily T3 directly. When a high dose of T4 suppresses your TSH, it turns off your thyroid gland’s own production of thyroid hormone. You immediately lose that source of active hormone.
2. Strike Two: Downregulation of T3 Conversion. The body perceives the massive, unnatural influx of T4 as a stressor. To protect itself, it down-regulates the Deiodinase 1 (D1) enzyme—the very enzyme needed to convert T4 into active T3 throughout the body.
3. Strike Three: Upregulation of Reverse T3. At the same time, the body up-regulates the Deiodinase 3 (D3) enzyme, which converts the excess T4 into Reverse T3 (rT3). This inactive molecule blocks the active T3 from doing its job, worsening hypothyroid symptoms.

This creates a perfect storm: the patient feels hypothyroid, their serum T3 is low, their reverse T3 is high, but their TSH looks “perfect.” This is because the pituitary gland, which produces TSH, uses a different, highly efficient enzyme (Deiodinase 2, or D2) to convert T4 to T3. The pituitary becomes saturated with T3 and happily shuts down TSH production, while the rest of the body is starving for active hormone. A 1995 study confirmed that T4-only therapy results in a non-physiological state in which you cannot normalize TSH and optimize tissue T3 levels simultaneously (Escobar-Morreale et al., 1995).

Thyroid Dysfunction-Video

Deconstructing the Fear of a Suppressed TSH

One of the biggest hurdles in optimal thyroid treatment is the widespread fear of a suppressed TSH. For decades, practitioners have been trained to believe that a low TSH on thyroid replacement therapy automatically equates to a dangerous state, increasing the risk of atrial fibrillation and osteoporosis. This is a critical misunderstanding of physiology.

A naturally suppressed TSH, as seen in a condition like Graves’ disease, is indeed dangerous. However, a TSH suppressed by T3-containing therapy is an entirely different physiological state. We have millions of thyroid cancer survivors who are purposefully kept on suppressive doses. Decades of data on this population show no increased risk of atrial fibrillation or osteoporosis (Biondi & Cooper, 2010). A major study I often share with colleagues is titled, “Long-term TSH-suppressive thyroid treatment does not affect skeletal integrity” (Bauer et al., 2007). The key markers for management are Free T3, Free T4, and Reverse T3, which should be interpreted in the context of the patient’s symptoms.

A Better Path: Combination Therapy and NDT

The logical solution for a patient who cannot convert T4 to T3 is to give them T3 directly. There are two primary ways to accomplish this:

1. Compounded or Synthetic T4/T3 Combination: This involves using levothyroxine (T4) along with a separate prescription for liothyronine (synthetic T3, brand name Cytomel).
2. Natural Desiccated Thyroid (NDT): This is a prescription medication derived from dried porcine (pig) thyroid glands (e.g., Armor Thyroid, NP Thyroid, Advexathyde). NDT naturally contains the full spectrum of thyroid hormones: T4, T3, T2, T1, and calcitonin. A typical grain contains about 38 mcg of T4 and 9 mcg of T3.

Research supports this clinical observation. A landmark study found that when patients were switched from levothyroxine to NDT, nearly 49% preferred NDT, citing better symptom relief and weight loss, compared to only 19% who preferred levothyroxine (Hoang et al., 2013).

The Essential Lab Work for a Complete Thyroid Picture

To properly manage thyroid health, we must look beyond a simple TSH test. My initial panel for every patient includes:

• TSH
• Free T4 (FT4)
• Free T3 (FT3)
• Thyroid Antibodies (TPO and TgAb)
• Reverse T3 (RT3): Crucial for anyone on T4-only medication, this test shows if the body is converting T4 into the inactive form.
• Ferritin: Iron is an essential cofactor for thyroid hormone production and conversion. For optimal function, I aim for a ferritin level of at least 70-90 ng/mL.

Standardizing the Blood Draw for Accurate Assessment

A frequent point of confusion is interpreting lab results, especially Free T3, which fluctuates significantly after taking medication. If you take your pill at 6 AM and have blood drawn at 8 AM, your Free T3 will be at its peak. If you draw it in the late afternoon, it will be at a trough.

To solve this, standardization is paramount. In my practice, we’ve established a strict protocol: all patients on thyroid medication have their blood drawn five to six hours after their morning dose. This specific timeframe is crucial because the initial surge has subsided, and the T3 level has settled into a more representative state. This allows me to compare results apples-to-apples over time and make informed clinical decisions based on meaningful data rather than random fluctuations.

The Life-Changing Power of Twice-A-Day Dosing

The sharp peak in T3 after a dose also explains side effects like palpitations or anxiety. Recognizing this, I rarely prescribe a patient’s entire daily dose in a single morning intake. A more elegant and physiologically sound approach is split-dosing. The T3 in a morning dose of NDT is largely gone by early afternoon, which is why so many patients hit a “wall” of fatigue around 2 or 3 PM.

My protocol is first to optimize the total daily dose, then have the patient split it, taking the first portion in the morning and the second in the early afternoon. The change is profound. That afternoon dose carries them through the rest of the day with stable energy and mental clarity. For my Hashimoto’s patients, who are often more resistant to thyroid hormone, this twice-a-day (BID) dosing is essential for them to feel well.

The Non-Negotiable Need for Iodine

There is a dangerous and pervasive myth that patients, especially those with Hashimoto’s, should avoid iodine. This is fundamentally wrong.

• Iodine is Essential: You cannot make thyroid hormone without iodine.
• Receptor Competition: Every cell in your body has receptors for iodine. In a state of iodine deficiency, toxic halogens like bromine, fluoride, and chlorine bind to these receptors instead. These are known carcinogens and a significant risk factor for breast and prostate cancer.

Let’s look at Japan’s population. Their traditional diet provides them with 10 to 15 milligrams (mg) of iodine per day. The U.S. RDA is a mere 150 micrograms (mcg). The health outcomes are stark: people in Japan live longer and have significantly lower rates of breast cancer, prostate cancer, and obesity. This isn’t a coincidence; it’s a direct result of adequate iodine intake.

The Role of Integrative Chiropractic Care in Thyroid Health

As a Doctor of Chiropractic, I see the body as an interconnected whole. Hormonal health does not exist in a vacuum; it is intrinsically linked to our structural and neurological integrity. This is where integrative chiropractic care becomes an indispensable part of a comprehensive thyroid treatment plan.

• Improving Neurological Function: Misalignments in the cervical vertebrae, known as vertebral subluxations, can interfere with the nerve signals traveling between the brain and the thyroid gland. Gentle, specific chiropractic adjustments to the cervical spine can restore proper motion and alignment, ensuring the communication pathways governing hormone production are clear and unobstructed.
• Reducing Systemic Stress and Inflammation: Spinal misalignments are a physical stressor on the body, triggering an increase in cortisol. As we’ve discussed, high cortisol levels are detrimental to thyroid function because they promote the conversion of T4 to the inactive Reverse T3. By correcting subluxations, chiropractic care helps down-regulate the sympathetic “fight-or-flight” nervous system and reduce the body’s overall stress load and systemic inflammation.
• Enhancing Blood Flow: Proper spinal mechanics are crucial for optimal circulation. Chiropractic adjustments can help improve blood flow to the head and neck, ensuring that the thyroid gland receives the oxygen and nutrients it needs to function.

In my practice, we don’t just prescribe hormones. We create a holistic plan that includes nutritional support, lifestyle modifications to manage stress, and integrative chiropractic care to ensure the body’s structure is supporting its function. This comprehensive model, which we implement at our wellness centers, addresses the root causes of dysfunction, allowing the body to heal and regulate itself more effectively. It’s about restoring balance to the entire system, not just manipulating a single lab value.

References

• Bauer, D. C., Ettinger, B., & Nevitt, M. C. (2007). Long-term TSH-suppressive thyroid treatment and skeletal integrity. In G. Bar-Or (Ed.), Thyroid and bone (pp. 121-133). Springer.
• Biondi, B., & Cooper, D. S. (2010). The clinical significance of subclinical thyroid dysfunction. Endocrine Reviews, 31(5), 76–131. https://www.nejm.org/doi/full/10.1056/NEJMcp0911059
• Escobar-Morreale, H. F., Obregón, M. J., Escobar del Rey, F., & Morreale de Escobar, G. (1995). Replacement therapy for hypothyroidism with thyroxine alone does not ensure euthyroidism in all tissues, as studied in thyroidectomized rats. The Journal of Clinical Investigation, 96(6), 2828–2838. https://academic.oup.com/jcem/article-abstract/80/10/2828/2650221
• Hoang, T. D., Olfert, E. D., Mai, V. Q., Skljarevski, V., & Jonklaas, J. (2013). Desiccated thyroid extract compared with levothyroxine in the treatment of hypothyroidism: A randomized, double-masked, crossover study. Journal of Clinical Endocrinology and Metabolism, 98(5), 1982–1990. https://doi.org/10.1210/jc.2012-4107
• Starr, M. (2005). Hypothyroidism Type 2: The epidemic. New Voice Publications.

Disclaimer: The information in this post is for educational purposes only and is not intended as medical advice. Please consult with a qualified healthcare professional before making any changes to your treatment plan.

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