Kills fungus, girth itch and skin disease, AND leaves your horse's coat clean and shiny! Iodine Shampoo with aloe vera. Medicated but gentle. Kills fungus and girth itch. Stops spread of skin disease. FIRST AID is concentrated--just a little does your whole horse. Thick, dark and sudsy, FIRST AID leaves your horse's coat soft and glossy. All natural and non-irritating.