Topical cannabis is perhaps one of the most underrated uses of the herb. Topical cannabis refers to balms, lotions, creams, oils, and salves that are applied directly to the skin. But, can topical cannabis really heal wounds? Recently, case study research suggests that topical cannabis may be valuable in treating malignant wounds, which are not only painful but can infect surrounding areas. Here’s why the herb may be beneficial for treating skin abrasions.