What Causes PCOS? The Hidden Root Causes & Holistic Solutions You Need to Know

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Medically Reviewed
June 23, 2025

Polycystic Ovary Syndrome (PCOS) is one of the most common yet misunderstood hormonal disorders affecting women today. If you’ve been diagnosed with PCOS or suspect you may have it, you’re likely frustrated with the lack of clear answers.  

Conventional medicine often provides little more than a prescription for birth control or metformin, focusing on symptom management rather than addressing the underlying causes. 

As a clinical nutrition expert in functional medicine, I’ve worked with countless women struggling with PCOS who have felt unheard, misdiagnosed, or dismissed.  

While the exact cause of PCOS remains unknown, we do know that several factors contribute to its development. Let’s explore what we do know and how functional medicine can offer solutions beyond symptom relief. 

Understanding the Root Causes of PCOS 

PCOS is a complex condition, but research suggests that three key factors play a significant role in its development: 

1. Insulin Resistance and Blood Sugar Dysregulation 

Insulin resistance is one of the most common underlying issues in PCOS. When cells become resistant to insulin, the body compensates by producing even more.  

This excess insulin triggers the ovaries to produce more androgens (male hormones like testosterone), leading to symptoms such as irregular periods, acne, and excessive hair growth. 

What’s worse? Conventional medicine often overlooks the connection between diet, lifestyle, and insulin resistance, leaving many women stuck in a cycle of worsening symptoms.  

Functional medicine, however, recognizes the power of nutrition in restoring insulin sensitivity. Managing blood sugar through a whole-food, anti-inflammatory diet can significantly reduce symptoms and even improve ovulation. 

2. Elevated Androgen Levels and Hormonal Imbalance 

High androgen levels are a defining feature of PCOS. These hormones are responsible for many of the distressing symptoms, including acne, hair thinning, and unwanted facial hair growth.  

While conventional treatments often rely on hormonal birth control to “regulate” the cycle, this only masks the problem. 

A functional medicine approach seeks to balance hormone levels naturally by addressing insulin resistance, reducing inflammation, and optimizing adrenal function. Key nutrients like zinc, inositol, and omega-3 fatty acids can help support healthy hormone levels without the side effects of synthetic medications. 

3. Genetic Predisposition and Epigenetic Triggers 

Genetics play a role in PCOS, but they don’t determine your destiny. If you have a family history of PCOS or metabolic disorders, you may be more susceptible. However, lifestyle and environmental factors can either activate or suppress these genetic predispositions. 

Factors such as chronic stress, poor gut health, and exposure to endocrine-disrupting chemicals (found in plastics, personal care products, and processed foods) can contribute to hormonal imbalances.  

Functional medicine focuses on identifying and eliminating these triggers to create a foundation for lasting health. 

Functional Medicine: A Holistic Approach to PCOS Treatment 

The good news? PCOS is manageable and, in many cases, reversible when treated holistically. Instead of a one-size-fits-all approach, functional medicine customizes treatment based on your unique needs. Here’s how: 

  • Blood Sugar Balance: A diet rich in protein, healthy fats, and fiber while minimizing processed carbohydrates and sugars helps stabilize insulin levels and reduce inflammation. 
  • Hormone-Supportive Nutrition: Specific nutrients like magnesium, vitamin D, and myo-inositol have been shown to improve insulin sensitivity and support ovarian function. 
  • Gut Health Optimization: The gut microbiome plays a crucial role in hormone regulation. Reducing inflammatory foods and incorporating probiotics can help restore balance. 
  • Stress Management: Chronic stress exacerbates PCOS symptoms. Practices like acupuncture, meditation, and adaptogenic herbs can support adrenal health. 
  • Toxin Reduction: Avoiding environmental toxins and choosing organic, hormone-free foods can help reduce endocrine disruption. 

You Deserve More Than Symptom Management 

If you’ve been struggling with PCOS and feel like you’re not getting the answers you need, know that you’re not alone.  

Many women go years without a proper diagnosis or are told to “just lose weight” without any real support or guidance. 

Functional medicine offers a comprehensive approach that goes beyond symptom relief, it addresses the root cause and empowers you to take control of your health. 

Your body has the ability to heal when given the right support. By focusing on nutrition, lifestyle, and holistic treatments, you can restore balance and reclaim your health. If you’re ready to explore a personalized approach to PCOS management, consider working with a functional medicine practitioner who understands the bigger picture. 

Take the Next Step 

If you’re looking for a holistic approach to managing PCOS, schedule a consultation with a functional medicine specialist today.  

You deserve a healthcare approach that prioritizes your well-being and long-term health because PCOS is more than just a hormonal disorder; it’s a signal that your body needs deeper support. 

StephanieM Headshot Doctor - Nava Health
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Stephanie is an autoimmune advocate and Functional Nutritionist who blends science, humor, and herbalism to create personalized nutrition and integrative health strategies. With over five years of clinical experience, Stephanie has helped numerous clients overcome various health issues, from weight management to autoimmunity and hormonal balance.