Adrenal PCOS: What It Is & How to Treat It

Understanding what adrenal PCOS is and how to treat it can be the turning point for women who have tried every standard PCOS protocol without real relief. Unlike the more commonly discussed insulin-driven type, adrenal PCOS is rooted in the stress response system, meaning the usual advice around blood sugar and weight loss may barely touch it. If you have been told you have PCOS but your insulin levels look normal, this article is for you. For a broader overview of all PCOS types, read The Complete Guide to PCOS first, then come back here to go deeper on the adrenal picture.

What Is Adrenal PCOS?

Adrenal PCOS is a subtype of polycystic ovary syndrome driven by excess androgens produced by the adrenal glands rather than the ovaries. It affects roughly 20-30% of women with PCOS and is characterised by elevated DHEA-S on blood tests, often with normal insulin and LH levels, pointing to a stress-hormone origin rather than a metabolic one.

Most conversations about PCOS centre on insulin resistance and ovarian androgen excess, but the adrenal glands, two small glands that sit on top of your kidneys, are a significant androgen source in their own right. In adrenal PCOS, the adrenal glands overproduce dehydroepiandrosterone sulfate (DHEA-S), a precursor that converts downstream into testosterone and other androgens. This excess androgen load then disrupts ovulation in the same way ovarian androgens do in classic PCOS, but the root cause is different.

Research published by the National Institutes of Health confirms that adrenal androgen excess is a distinct phenotype within PCOS, one that responds differently to treatment and requires a specific diagnostic and management approach.

What Are the Adrenal PCOS Symptoms?

Adrenal PCOS symptoms overlap with other PCOS types but have a distinctive stress-linked pattern. Women typically experience irregular periods, acne (especially on the jawline and chin), unwanted facial or body hair, hair thinning at the crown, anxiety, fatigue, and a strong sensitivity to stress. Blood sugar issues and significant weight gain are often absent, unlike in insulin-dominant PCOS.

Because adrenal PCOS symptoms can look so similar to classic PCOS on the surface, it is often misidentified. Some key distinguishing features include:

• Persistent fatigue that worsens with overexertion or emotional stress
• Anxiety and a wired-but-tired feeling, especially in the morning or before your period
• Acne that flares with stress rather than exclusively around ovulation
• Hair loss and facial hair driven by elevated DHEA-S converting to testosterone
• Normal or near-normal body weight with a cycle that is irregular but not dramatically so
• Mood changes that track closely with life stress rather than purely with cycle phase

If you are noticing hair changes alongside these symptoms, our article on how to reduce PCOS hair loss naturally covers targeted strategies worth reading alongside this guide.

Why Does Adrenal PCOS Happen?

Adrenal PCOS happens when the HPA (hypothalamic-pituitary-adrenal) axis becomes dysregulated, causing the adrenal glands to overproduce DHEA-S in response to chronic stress, poor sleep, or underlying inflammation. Genetic sensitivity to adrenal stimulation also plays a role, meaning some women are simply more prone to this pattern regardless of their lifestyle.

The HPA axis is your body's central stress-response system. When you are under sustained psychological, physical, or metabolic stress, it signals the adrenal glands to ramp up cortisol production. In women with adrenal PCOS, this ramp-up also triggers excess DHEA-S secretion. Over time, that chronic over-activation creates a hormonal environment that interferes with ovulation and fertility.

A study published in the Journal of Clinical Endocrinology and Metabolism found that women with adrenal androgen excess showed exaggerated adrenocortical responses to stress, suggesting a hypersensitive HPA axis rather than a simple lifestyle problem. This is important: adrenal PCOS is not a character flaw or a result of being too stressed. It is a physiological pattern that can be addressed with the right tools.

How Is This PCOS Type Different From Other PCOS Types?

Adrenal PCOS differs from insulin-resistant PCOS in its hormonal fingerprint: elevated DHEA-S with normal insulin and often normal LH-to-FSH ratios. Inflammatory PCOS shares some overlap, but adrenal PCOS is more specifically linked to HPA axis dysregulation and cortisol patterns. The distinction matters enormously because the treatment approach for each type is different.

Here is a simple breakdown of the key differences:

• Insulin-resistant PCOS: elevated insulin, elevated LH, often associated with weight gain and cravings
• Inflammatory PCOS: elevated inflammatory markers, fatigue, gut issues, food sensitivities
• Post-pill PCOS: temporary androgen rebound after stopping hormonal contraception
• Adrenal PCOS: elevated DHEA-S, often normal insulin and LH, strong stress-anxiety pattern, typically lean or normal weight

For a detailed comparison of inflammatory PCOS and how it differs in treatment approach, see our companion article on inflammatory PCOS: what it is and how to treat it.

"When we see a woman with PCOS whose androgen excess is primarily DHEA-S and whose insulin is completely normal, we need to shift the entire treatment paradigm. The ovary is not the problem. The adrenal gland is, and that means the stress system is."

Dr. Lara Briden, ND, Women's Health Naturopath and Author, Period Repair Manual

How Is Adrenal PCOS Diagnosed?

Adrenal PCOS is diagnosed through a blood test panel that includes DHEA-S, total and free testosterone, SHBG, fasting insulin, LH, FSH, and cortisol. Elevated DHEA-S with normal or near-normal insulin and LH is the hallmark finding. An ultrasound may or may not show polycystic-appearing ovaries, and its absence does not rule out the diagnosis.

Key markers your doctor should test include:

• DHEA-S: the primary adrenal androgen; elevated levels point directly to adrenal origin
• Free testosterone: often elevated but less dramatically than in ovarian PCOS
• Fasting insulin and glucose: typically normal in adrenal PCOS, helping rule out insulin-resistant type
• LH:FSH ratio: usually normal or mildly elevated, unlike the pronounced ratio seen in classic PCOS
• Morning cortisol: can reveal HPA axis dysregulation patterns
• SHBG: may be low, amplifying the effects of free androgens in circulation

A 24-hour urinary cortisol test or DUTCH (dried urine test for comprehensive hormones) can also provide valuable insight into adrenal function and cortisol metabolism patterns throughout the day.

What Does an Adrenal PCOS Diet Look Like?

An adrenal PCOS diet prioritises blood sugar stability, anti-inflammatory foods, and nutrients that support adrenal function and cortisol regulation. Unlike insulin-resistant PCOS, the adrenal PCOS diet is less about avoiding carbohydrates and more about nourishing the nervous system, reducing inflammatory load, and ensuring adequate intake of key minerals like magnesium, vitamin C, and B vitamins.

Specific adrenal PCOS diet principles include:

Prioritise Blood Sugar Stability Without Extreme Restriction

Skipping meals, aggressive fasting, or very low-carbohydrate diets can spike cortisol further in women with HPA axis dysregulation. Instead, aim for balanced meals every 3-5 hours that combine protein, healthy fat, and complex carbohydrates. This approach prevents the cortisol spikes that come with blood sugar dips and supports ovarian function over time.

Load Up on Adrenal-Supportive Nutrients

The adrenal glands require significant nutritional support, particularly under chronic stress. Key nutrients include:

• Vitamin C: the adrenal glands have the highest concentration of vitamin C in the body; citrus, bell peppers, and kiwi are excellent sources
• Magnesium: depleted rapidly by stress; found in leafy greens, pumpkin seeds, and dark chocolate
• B5 (pantothenic acid): directly involved in cortisol synthesis regulation; found in eggs, avocado, and sunflower seeds
• Zinc: supports testosterone metabolism and adrenal function; found in meat, oysters, and legumes

Reduce Inflammatory Triggers

Chronic low-grade inflammation aggravates HPA axis dysregulation. Minimise processed seed oils, refined sugar, and ultra-processed foods while emphasising omega-3 rich fish, colourful vegetables, and fermented foods that support gut health and, in turn, hormone clearance.

"The adrenal PCOS patient is often doing everything 'right' by conventional PCOS advice and still not improving. That is because her PCOS is fundamentally a stress-system problem. Diet and lifestyle have to be reframed through a nervous system lens, not just a metabolic one."

Dr. Jolene Brighten, ND, FABNE, Functional Medicine Physician and Author, Is This Normal

How Do You Treat Adrenal PCOS Naturally?

Treating adrenal PCOS naturally centres on HPA axis regulation: reducing and managing stress, improving sleep quality, choosing exercise that supports rather than overloads the adrenal system, using targeted supplements, and building lifestyle rhythms that signal safety to the nervous system. These interventions address the root cause rather than masking symptoms.

Stress Reduction Is Non-Negotiable

This is not about eliminating stress entirely (impossible) but about changing your relationship with it and building genuine recovery time into your days. Practices with good evidence include mindfulness meditation, yoga nidra, progressive muscle relaxation, and breathwork. Our article on how to lower cortisol naturally covers these in detail with practical starting points.

Exercise: Choose Restorative Over Intense

High-intensity training can significantly raise cortisol. For women with adrenal PCOS, this does not mean avoiding all vigorous exercise, but it does mean prioritising walking, yoga, Pilates, and moderate strength training while limiting daily HIIT sessions. Rest days matter as much as training days.

Sleep as Medicine

The adrenal glands reset during deep sleep. Chronic poor sleep directly elevates DHEA-S and cortisol. Prioritise 7-9 hours of sleep by keeping a consistent bedtime, reducing blue light exposure after dark, and keeping your room cool and dark. Research from Harvard Medical School's Division of Sleep Medicine confirms that even mild sleep restriction significantly disrupts adrenal hormone rhythms.

Targeted Supplements for Adrenal PCOS

Several supplements have evidence supporting adrenal support and androgen reduction in PCOS:

• Ashwagandha: an adaptogen that lowers cortisol and DHEA-S in stressed women
• Phosphatidylserine: blunts excessive cortisol response to stress
• Magnesium glycinate: calms the nervous system and improves sleep quality
• Spearmint tea: reduces free androgen levels and has anti-androgenic effects
• Vitamin C (1000mg daily): directly supports adrenal function and cortisol regulation

Conventional Medical Options

When natural approaches are insufficient, a doctor may consider low-dose DHEA-S suppression or spironolactone to block androgen receptors. Some clinicians also explore low-dose corticosteroids in specific cases, though this approach requires careful monitoring. Always work with a doctor familiar with adrenal PCOS before starting any medication.