Zerobute™ is an effective combination of herbs and Methyl sulphonyl methane (MSM) to help soothe your horse’s musculoskeletal system. Devil’s Claw, Yucca, and Meadowsweet are included to aid mobility and improve comfort and MSM, a source of Sulphur, supports healthy joints and cartilage. Zerobute™ is the ideal supplement for horses showing signs of tired, worn or uncomfortable joints and muscles.