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Grooming & Personal Care ✓ Medically Reviewed by Dr. William Rassman, MD

Dermatologist-Approved Scalp Hygiene: Mitigating Seborrheic Dermatitis & Hair Shedding

Evaluating Ketoconazole 2%, Zinc Pyrithione, and Salicylic Acid formulations in preventing Malassezia fungal overgrowth.

Dr. William Rassman, MD • Diplomate, American Board of Hair Restoration Surgery
September 26, 2026 • 5 min read
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Dermatologist-Approved Scalp Hygiene: Mitigating Seborrheic Dermatitis & Hair Shedding

The Scalp Microbiome & Hair Follicle Stress

An unhealthy scalp environment plagued by Malassezia yeasts causes chronic micro-inflammation around the infundibulum of hair follicles, precipitating telogen effluvium.

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MEDICAL PEER-REVIEW DISCLOSURE: The information presented in this guide is intended strictly for educational purposes and does not replace formal medical diagnosis or clinical treatment advice.

Clinical Discussion & Reader Comments (1)

Michael R., RN Sep 26, 2026

Excellent clinical summary. The point regarding donor harvest threshold is crucial for patient safety.

Clinical Contents