Symptoms of PMOS

The effects of PMOS are seen across multiple body systems, and can vary widely between people. Common symptoms include:

Menstrual and reproductive symptoms

• Irregular, infrequent, or absent periods

• Difficulty conceiving

• Recurrent miscarriage

Hormonal and skin symptoms

• Acne, particularly along the jaw and chin

• Excess facial or body hair (hirsutism)

• Hair thinning or loss on the scalp

• Oily skin

Metabolic symptoms

• Weight gain or difficulty losing weight, particularly around the abdomen

• Fatigue and low energy

• Sugar cravings and blood sugar fluctuations

• Darkening of skin in skin folds (acanthosis nigricans)

Mental and emotional symptoms

• Anxiety and depression

• Mood swings

• Brain fog and difficulty concentrating

Understanding the Root Causes of PMOS

One of the most important shifts in understanding PMOS — reflected in its new name — is moving away from seeing it as purely a reproductive condition and recognizing it as a systemic hormonal and metabolic disorder. There are several key drivers that are frequently at the root:

Insulin Resistance Insulin resistance is present in up to 70% of women with PMOS, regardless of body weight. When cells become less responsive to insulin, the body compensates by producing more — and elevated insulin directly stimulates the ovaries to produce excess androgens. This is why addressing blood sugar regulation is so central to integrative PMOS care.

Elevated Androgens Higher levels of androgens — testosterone and related hormones — are responsible for many PMOS symptoms, including acne, hair loss, and excess hair growth. Understanding where the androgen excess is coming from (ovarian, adrenal, or driven by insulin) shapes the treatment approach.

Chronic Low-Grade Inflammation Research is increasingly pointing to chronic inflammation as both a driver and a consequence of PMOS. Inflammatory signals can impair ovulation, worsen insulin resistance, and contribute to the metabolic complications associated with the condition.

HPA Axis Dysregulation For some women, PMOS has a main adrenal component — meaning stress hormones play a key role in the hormonal imbalance. Chronic stress, sleep disruption, and nervous system dysregulation can all contribute to and worsen PMOS symptoms.

Gut Health Emerging research points to the gut microbiome’s impact in PMOS. Disruptions in gut bacteria can influence estrogen metabolism, insulin sensitivity, and inflammation — all of which are relevant with PMOS.

Understanding which of these is most prominent for you as an individual is what leads to personalized, rather than generic, treatment.

An Integrative Approach to PMOS

The conventional medical approach to PMOS most commonly involves the oral contraceptive pill to regulate cycles and manage androgen-related symptoms. Medications such as metformin for insulin resistance and spironolactone for androgen excess are also often used. In some cases, fertility medications are introduced when conception is the goal. While many of these tools can reduce symptoms in the short term, they address the symptoms of PMOS rather than its root causes. When the medications are discontinued, symptoms often return.

An integrative approach to PMOS begins with a thorough assessment — of your cycle, metabolic health, stress levels, sleep, gut health, emotional wellbeing, and the broader context of your life. From there, we work together to create a personalized care plan.

Every care plan is different, because every woman's experience of PMOS is different. Treatment may draw on nutrition and blood sugar regulation, lifestyle and movement, nutritional supplements, mindfulness and nervous system regulation, botanical medicine, hormonal support, and prescription medication where appropriate.

Working With Me

This work is done virtually, available to women throughout Ontario. Get in Touch.