Hormone problems that won’t resolve: why hormones are downstream

Your hormones feel off. Maybe it is fatigue and low libido, maybe irregular or difficult cycles, maybe perimenopausal symptoms that arrived early or hit hard, maybe low testosterone. You may have been offered replacement, or told your levels are "normal," or handed a supplement aimed at the hormone in question. And whatever you tried may have helped briefly before the problem drifted back.

Diagram illustrating the cascade hierarchy of hormone regulation.

After more than a decade in practice, here is the pattern I see most. Hormones are almost always downstream. They are the output of systems further up the chain, the gut, the nutrients, the nervous system, the detoxification pathways. When those are off, the hormones go off, and treating the hormone directly while the upstream drivers keep pushing the other way is why so many hormone interventions only half-work.

Hormones are the output, not the origin

Think of your hormones as the readout at the end of a long production line. Whether you make enough, convert it properly, deliver it to your cells, and clear it once it is used, all depend on systems upstream. Three connections matter most.

Detoxification and the gut. Used hormones, particularly oestrogen, are processed by the liver and cleared through the gut ³. When detoxification is sluggish or a gut enzyme called beta-glucuronidase is elevated, oestrogen that should have left the body is reactivated and reabsorbed, driving the oestrogen dominance behind so many hormonal symptoms ⁶.

Nutrients and cofactors. Hormone production and conversion depend on specific nutrients. Without them the production line slows no matter how much you try to push the end product.

Diagram illustrating hormone metabolism and detoxification.

Stress and the nervous system. Chronic stress diverts resources away from sex-hormone production and disrupts the whole signalling cascade ⁴, which is why hormonal symptoms so often worsen in stressful periods.

So the hormone is the symptom. The gut, the nutrients, the detox pathways and the nervous system are usually where the problem actually lives ¹.

A real case

Emma’s case shows the pattern exactly, even though it presented as a thyroid problem, because thyroid and sex hormones are part of the same downstream system ⁵. She had fatigue, weight gain, hair loss, anxiety and irregular periods, and a day-21 progesterone of just 12 against an optimal above 30. The instinct would be to treat the hormones directly. But her progesterone was low because everything upstream was compromised: her gut barrier was wide open, her detoxification was sluggish with elevated beta-glucuronidase recycling oestrogen back into her system, her minerals were depleted, and her thyroid was under autoimmune attack ². Her oestrogen-to-progesterone balance was a consequence, not a cause.

We did not start with the hormones. We repaired the gut, restored the nutrients, supported detoxification so the excess oestrogen could clear, and addressed the autoimmune drivers. Her hormones followed. By nine months her progesterone had risen to a healthy level, her cycle normalised, and the symptoms that had been labelled hormonal had resolved, because the systems producing them had been restored. As the principle goes, fix the inputs and the output follows.

When direct hormone support is right

Fixing upstream before treating downstream is the foundation of how I approach hormones, but it is not absolute. There are situations where the upstream work has been done, foundational systems are stable, natural support has been trialled, and the hormonal system still needs direct help. In those cases hormonal support is the right next step in the sequence. The principle is simple: replacement is appropriate when the gland genuinely cannot recover, not when the system has not been assessed. The mistake is reaching for replacement first, before anyone has looked at why the hormones went off in the first place.

Where to start

How the hormonal cascade works, and the sequence that restores it, are in my book.

For complex hormonal cases, I take a small number of telehealth patients each year, across Australia and worldwide.

FAQ

My hormone levels are 'normal' but I feel terrible. Why?

Standard ranges flag disease, not optimal function, and a hormone can sit in range while being far from where you function well. Just as importantly, symptoms often come from how hormones are balanced, converted, delivered and cleared, not just the level in the blood, and those depend on systems upstream that standard testing does not assess.

Should I just take hormone replacement or a hormone supplement?

Sometimes replacement is the right step, but usually not first. If the gut, nutrients, detoxification and stress drivers behind the hormone problem are not addressed, replacement treats the output while the cause keeps pushing the other way. The better sequence is to restore the upstream systems, then support hormones directly if still needed.

What is oestrogen dominance and what causes it?

It is a relative excess of oestrogen compared to progesterone. A common and overlooked driver is impaired clearance, when sluggish detoxification and an elevated gut enzyme reactivate oestrogen that should have been excreted, so it is reabsorbed instead of cleared. Addressing detoxification and the gut is often key.

Why do my hormonal symptoms get worse when I'm stressed?

Because stress directly affects the hormonal cascade. Chronic stress diverts resources away from sex-hormone production and disrupts signalling, which is why hormonal symptoms often flare in difficult periods and improve when the nervous system settles.

Can hormone problems be fixed without medication?

Often the upstream drivers, gut, nutrients, detoxification, stress, can be addressed without hormonal medication, and the hormones rebalance as a result. Sometimes direct hormonal support is still needed afterward. The point is to assess and restore the system first, rather than starting with replacement by default.

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The Healing Hierarchy: why the order of treatment is everything If you have been unwell for a long time, you have not Read more → Thyroid problems that won’t resolve: why treating the gland is rarely enough If you have a thyroid problem that will not settle, you have Read more → The Essential Trilogy: the three tests that map your case When you have been unwell for a long time, you do not Read more →

References

1 Mullur R, Liu YY, Brent GA. Thyroid hormone regulation of metabolism. Physiol Rev. 2014;94(2):355-382. view source
2 Negro R, Schwartz A, Gismondi R, et al. Increased pregnancy loss rate in thyroid antibody negative women with TSH levels between 2.5 and 5.0 in the first trimester. J Clin Endocrinol Metab. 2010;95(9):E44-E48. view source
3 Fasano A. Zonulin and its regulation of intestinal barrier function. Physiol Rev. 2011;91(1):151-175. view source
4 McEwen BS. Stress, adaptation, and disease: allostasis and allostatic overload. Ann N Y Acad Sci. 1998;840:33-44. view source
5 Liontiris MI, Mazokopakis EE. A concise review of Hashimoto thyroiditis and the importance of iodine, selenium, vitamin D and gluten on autoimmunity and dietary management of HT patients. Hell J Nucl Med. 2017;20(1):51-56. view source
6 Vighi G, Marcucci F, Sensi L, et al. Allergy and the gastrointestinal system. Clin Exp Immunol. 2008;153(S1):3-6. view source

Jarrod Cooper ND

Naturopathic Doctor · Author of The Healing Hierarchy

Bachelor of Health Science (Naturopathy), Fellow Member of ANTA, and member of the Institute for Functional Medicine, with more than a decade in clinical practice. Jarrod works with complex, chronic and unresolved cases via telehealth across Australia and worldwide.

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