Po Sum On oil is a Chinese herbal topical oil used for musculoskeletal body pain, including sprains, strains, bruises, low back pain, neck pain, and  arthritis, as well as chest and abdominal discomfort. It warms muscles, improves blood circulation, and relieves pain. 
 
Ingredients: Baikal Skullcap root (Huang Qin), Chinese Licorice root (Gan Cao), cinnamon oil (gui zhi), Dragon's blood resin (Xue Jie), peppermint oil, and tea oil.