Last updated: April 2025 · Reading time: ~12 min
Demodex mites can trigger redness, burning, small bumps, and irritation around the mouth, nose, and chin. Many people mistake perioral dermatitis for acne, rosacea, or sensitive skin. These microscopic mites live in hair follicles and sebaceous glands. When they overgrow, they increase inflammation and weaken the skin barrier. Topical steroids, harsh skincare products, and microbial imbalance can make symptoms worse. This section explains the link between Demodex and perioral dermatitis and helps identify better long-term treatment options.
