← Back to Symptoms
Skin Darkening and PCOS
Insulin resistance is the metabolic engine behind most PCOS symptoms. Understanding it changes how you think about the condition.
30%
Skin darkening (acanthosis nigricans) occurs in about 30% of people with PCOS
Diamanti-Kandarakis & Dunaif, Endocrine Reviews, 2012
Learn More
Last updated: July 13, 2026 · Editorial Policy
This is educational information based on published research, not medical advice. Always consult your healthcare provider for personal guidance.