FOR REPLACEMENT PLEASE LOOK TO DR. WOODS PRODUCTS Our most popular fragrance. The peppermint essential oil tingles the body and clears the mind. Because therapeutically peppermint oil is a mild stimulant it increases vitality and clarity. All oils and essential oils are certified organic to the National Organic Standards Program. Packaged in 100% post-consumer recycled plastic bottles. Peppermint Pure-Castile Soap is a pure vegetable based soap that gently cleanses the skin while the peppermint oil creates an exhilarating chilly, tingly feeling to increase vitality and clarity.