Dry skin on penis or eczema on the pennis? Causes, symptoms, and fixes
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 02, 2025 · 14 min read
Most cases of dry, flaky, or itchy penile skin are irritant contact dermatitis from barrier breakdown in the penis’ thin stratum corneum (often triggered by friction, sweat, soaps, detergents, or condoms), not an STI. Here’s how to tell simple irritation from eczema, psoriasis, yeast, or balanitis—and what actually helps the skin heal. “Most dry skin ...