Dr. Fred Summit Arthritis & Sport Epsom Salt Rubbing Alcohol 16fl ozRubbing and Soaking, Arthritis, Aching Muscles, Sprains, Aching, Stiff Joints, Tired, Aching Feet. Do not let the word Alcohol mislead you: this is a one-of-a-kind treatment for both arthritis and sports injuries. For use as with massage therapy to relieve muscle aches from over-exertion and for the relief of sport-related sprains and strains. For use as a soak for the relief of joint stiffness and aching associated with arthritis.