Toenail fungus is challenging to treat. Both conventional and natural therapies share low success rates and frequent recurrences. Topical treatments typically require a year or longer, and the likelihood of cure depends in part on the length of time the fungus has been present and its severity. While laboratory studies have demonstrated that a range of essential oils demonstrate antifungal activity against fungi cultures commonly affecting toenails, there have been few clinical trials. But, if you're interested in fighting fungus with essential oils, here are two of those clinical trials for your consideration:
Source: Journal of Family Practice