All Natural Nail Fungus Killer Make nail fungus a thing of the past. A special blend of natural oils and herbs are used in this anti-fungal lotion that promotes healthy natural looking nails, even if no fungus exists. Simply apply twice a day directly to the affected area. Nail Fungus Killer penetrates the nail and begins working immediately. Then, just cut away nail portion and continue to apply. Your new nail will grow back fungus free, within 30 to 90 days. Start using at the first sign of fungus growth to keep the fungus from infecting the entire nail area. Combine with our popular Nail Fungus Soak to keep your nails fungus free.