NaturVet MSM Pure Methylsulfonylmethane (250 Tablets) is comprised of 34% bio-available sulfur, making it the richest source of organic sulfur, available. Sulfur is critical in the formation of collagen and glucosamine which are vital components for healthy bones, joints, ligaments, and tendons. MSM is also recommended by veterinarians as a great addition to any joint formula.
"Recommended by veterinarians for animals with arthritic conditions."
