Dermatology

Does Nizoral Shampoo Help with Fungal Acne?

Linda Girgis | MD

Medically reviewed by Linda Girgis | MD, Girgis Family Medicine on August 20th, 2026.

Yes, Nizoral shampoo can help treat fungal acne caused by Malassezia yeast overgrowth. The active ingredient ketoconazole is an antifungal agent that disrupts the cell membrane of yeast, effectively reducing the population that triggers inflammatory bumps. Studies show ketoconazole demonstrates significant antifungal activity against Malassezia species within 2-4 weeks of regular use. However, Nizoral works specifically for fungal acne, not bacterial acne caused by P. acnes bacteria. To use it effectively, apply the shampoo to affected areas, leave on for 3-5 minutes, then rinse thoroughly 2-3 times per week.

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