Chinese herbal oil can be used to relieve joint pain caused by rheumatoid arthritis and other auto immune disorders. This topical Chinese medicine, used traditionally for more than 2,000 years, has been effective in treating rheumatic bone pain, stinging pain in the waist, bruises, and pain caused by old bruises. It can promote blood circulation, dilate muscle blood vessels, and have anti-inflammatory, swelling, and pain-relieving effects.