Nail Source is the most powerful non-prescription topical antifungal available. It effectively kills a variety of fungi, including ringworm fungus.
Ingredients: Zinc undecylenate 15%, Undecylenic acid 10%, Alcohol, Aloe Vera, butylene glycol, diazolidinyl urea, glycerine, methylparaben, polyethylene glycol, propylene glycol, propylparaben.
Price: $22.00 (15ml)