Directions: It should be noted that DMSO is only for EXTERNAL use on the skin only, and the skin should be free of any chemicals, lotions or oils, as these will be transported across the skin by applying DMSO on top of it. Apply Cheyne’s DMSO on any inflamed joint or muscle and allow it to absorb into the skin. A slight itchy or warm sensation may be experienced after application. If the itchy sensation is too uncomfortable, pure water can be applied over the area to alleviate. You may experience a taste of garlic in the mouth right after application, this smell may be noticed by others and is totally harmless. Ingredients: Dimethyl sulfoxide (DMSO) 99.5% Pure (DMSO is an organosulfur compound with the formula (CH3)2SO, Distilled water