Kneipp Joint & Muscle Arnica Massage Oil Kneipp Joint & Muscle Arnica Massage Oil soothes tight, overworked muscles & tired joints & is ideal to be used before & after exercise to help improve circulation & keep muscles flexible. It contains natural arnica blossom, ginger & almond oil which combine pleasantly to nurture, warm & relax the body & shea butter to restore moisture & leave skin soft & smooth.