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Brow Loss Causes

Eyebrows thin for many reasons: thyroid conditions, hormone changes, menopause, autoimmune conditions, ageing, medications and years of over-plucking. Knowing the likely cause helps you decide what to try and when to see a doctor.

Start with why eyebrows fall out and the full list of medical conditions and medications linked to brow loss. For specific causes, read about thyroid conditions, menopause and hormonal imbalance, or learn how the eyebrow hair cycle works.

While you work out the cause, temporary eyebrow tattoos fill the gap without affecting regrowth. Sudden or patchy brow loss is worth raising with a doctor.

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