While the ingredients in WD-40 Â® Multi-Use Product are secret, we can tell you what it does NOT contain. WD-40 Â® Multi-Use Product does not contain silicone, kerosene, water, graphite, or chlorofluorocarbons (CFCs).
What they treat: Although theyâre similar to medical doctors (they have also gone to medical school, but have DO after their names instead of MD), osteopathic doctors get extra training in the musculoskeletal system, which includes nerves, muscles, and bones.
Neck and shoulder pain are treated by doctors who specialize in the musculoskeletal system. They include doctors of osteopathic medicine, chiropractors and physical therapists.