It costs only $69. Penlac nail varnish, which is a prescription medication, is less effective than oral medications. You should make sure that the nail salon disinfects their tools between clients if you are getting pedicures. Both those with and without toenail fungal disease should avoid sharing shoes and wear clean socks. It gives you better-smelling and looking toenails. Below are some essential oils that have healing properties to treat foot fungal infections. This treatment takes approximately 3-4 sessions. According to the official website of Kerassentials, this product can deal with any type of fungal infection by targeting its root cause. ProDentimKeeping up one's overall health means ensuring your teeth and gums are healthy too.