Provon brand soap is a brand of anti-microbial soap produced by GOJO Industries, Inc. commonly recommended by piercing studios. It is non-toxic and biodegradable. It contains the degerming agent PCMX (03%) 0.3% chloroxylenol. The producers of this soap also advertise that it softens hands while cleaning. If you have sensitive skin, Satin is also suitable. This soap is commonly used in the medical practice due to it's high quality. It can also be used for cleaning healed piercings or jewelry, aiding greatly in the reduction of some piercing-related smells.