Antifungal Pen – Cures Most Athlete’S Foot, Jock Itch, and Ringworm - 25% Undecy

Whether it’s itching, scaling, or irritation in hard-to-reach areas, this targeted solution supports healthy, clear-looking skin with daily use. At its core is 25% Undecylenic Acid—the highest strength permitted for topical use under OTC antifungal drug monograph standards.

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