The skins pores are very effective at absorbing magnesium, making it a great product to apply topically directly on the area in question. This rub can be applied anywere there is muscle soreness, cramping or arthritis. It's helpful for restless legs, cramping in the lower legs, sore legs and back, painful joints, trouble sleeping. Some people find it helpful in managing spasticity. May cause stinging on skin if magnesium levels are low. Sensation should decrease over time with regular use. Ingredients: *cold pressed olive oil infused with *arnica, *yarrow and *st john's wort, *shea butter, *coconut oil, *sunflower oil, magnesium chloride flakes, water, emulsifying wax, essential oils of copaiba balsam, frankincense, juniper berry, black pepper, wintergreen, rosemary and cinnamon. (*organic)