Written by Rafaela – Registered Nurse, Dermal Therapist, Cosmetic Injector and Trichologist.
Can PCOS cause hair loss?
PCOS can be associated with female pattern hair loss, particularly when androgen activity affects genetically susceptible hair follicles. It often appears as gradual thinning through the central scalp or a widening part. However, not everyone with PCOS develops hair loss, and hair thinning alone does not prove that androgen levels are elevated.
PCOS is a complex hormonal and metabolic condition. Its features vary between individuals and may include irregular ovulation or menstrual cycles, clinical or biochemical signs of androgen excess, and polycystic ovarian morphology.
How androgen sensitivity affects the follicles
Androgens can contribute to female pattern hair loss in PCOS, but blood levels do not tell the whole story. In genetically susceptible follicles, sensitivity to androgens—including DHT—can shorten the active growth phase and produce progressively finer, shorter hairs. This process is known as follicular miniaturisation.
Some women with female pattern hair loss have androgen levels within the laboratory reference range. Assessment should therefore consider the pattern and progression of hair loss rather than relying on a hormone result alone.
Where insulin resistance fits
Insulin resistance is common in PCOS and can influence metabolic health and androgen activity. Higher insulin levels may contribute to increased ovarian androgen production and lower sex hormone-binding globulin, potentially increasing the amount of active androgen available to tissues.
However, insulin resistance should not be presented as a direct cause of hair loss in every person with PCOS. Metabolic health is one part of the picture, while the hair-loss pattern still requires individual assessment.
Stress and diffuse hair shedding
Living with PCOS and noticeable hair changes can be psychologically stressful. Significant physical or emotional stress may trigger telogen effluvium—a temporary form of diffuse shedding that often becomes noticeable a few months after the triggering event.
Telogen effluvium can occur alongside female pattern hair loss, making an existing reduction in density appear more pronounced.
What should be assessed?
If hair loss occurs alongside PCOS, it should not automatically be assumed that PCOS is the only cause. A qualified health professional may assess the pattern and timing of the hair loss, scalp health, medications, menstrual history, diet, recent illness or stress, and family history. Blood tests may also be considered to investigate androgen levels, iron deficiency, thyroid dysfunction or other contributors when clinically appropriate.
Female pattern hair loss, telogen effluvium, alopecia areata and inflammatory scalp conditions require different approaches. Sudden, patchy or rapidly progressing hair loss should be assessed promptly.
Supporting overall health with PCOS
Lifestyle care is a core part of PCOS management. Regular movement, sufficient sleep, a nutritionally adequate diet and practical stress support can benefit general and metabolic health. There is no single PCOS diet or exercise program proven to be best, so the approach should be realistic, sustainable and individualised.
Hair health also depends on adequate energy, protein and micronutrient intake. If a deficiency is suspected, testing should guide supplementation rather than assuming that more is better.
Where Ellà Viè Scalp Elixir fits
A consistent scalp-care routine can complement an individual hair-loss plan. Ellà Viè Scalp Elixir combines rosemary, saw palmetto, nettle, black caraway and complementary botanicals in a nourishing, waterless pre-wash treatment designed to support scalp health, hair strength and the environment in which healthy hair grows.
The key takeaway
PCOS can be associated with female pattern hair loss, but not everyone with PCOS will experience it, and not all hair loss occurring alongside PCOS is androgen-related. The pattern, timing and progression of the hair loss—together with appropriate clinical assessment—can help identify whether female pattern hair loss, telogen effluvium, a nutritional deficiency, thyroid dysfunction or another condition is contributing.
Early assessment matters because different types of hair loss require different approaches. A supportive scalp routine can complement an individual plan while helping maintain scalp comfort and hair quality.