Here's why and how you should use shea butter for nail fungus treatment. What Is Nail Fungus? Nail fungus is a condition that is characterized by the whitening of the tip beneath the toenail or fingernail. At times, it is yellowish in color. Nail fungus is caused by fungal infection. It is an infection of the nail and it could make the nail crumble at the edges, could make the nail become thicken and could discolor the nail. Another name for nail fungus is onychomycosis. As mentioned above, there are a number of symptoms that will show that an individual has nail fungus. Apart from the yellowish or whitish Continue Reading