OPI is one of the most popular nail polish brands in the world. You can find it in almost any drugstore, and it comes in a seemingly endless rainbow of shades.
But can your favorite OPI nail fungus products actually cause nail fungus? Medically known as onychomycosis, nail fungus is a surprisingly common infection. It can affect your fingernails or your toenails, and it often starts as a white or yellow spot under the tip of your nail.
This article will explore the potential connection between using OPI nail polish and developing nail fungus, along with ways to prevent nail fungus and what to do if you think you have an infection.