Is an organic sulfur-containing compound, that supports body’s own collagen production.

MSM (methylsulfonylmethane) is made up of 34% sulfur—the fourth most abundant mineral in the body. Sulfur is an important nutrient for the maintenance of healthy joints, tendons, ligaments and other connective tissue.


OptiMSM is a naturally-occurring sulfur source, displaying a variety of health-promoting benefits for the horse:


  • Supports and maintains joint function and mobility for horses of all ages and activity levels
  • Promotes healthy skin, hooves, and lustrous coat
  • Optimizes effects of glucosamine and chondroitin on joints
  • Reduces oxidative damage from stress and free radicals
  • Bolsters a healthy immune system
  • Maintains health of ligaments, tendons, skin
  • Fosters connective tissue strength
  • Provides biologically active sulfur
  • Boosts overall physiological well-being
  • Assists membrane permeability and cell regeneration.
  • Encourages inactivation and excretion of toxins


OptiMSM® has earned the reputation for the purest, safest, and most consistent MSM in the world.


  • A proprietary multi-stage distillation process ensures a 99.9% pure product to guarantee a consistent, high-quality form of MSM.
  • The only GRAS-designated, Kosher and Halal certified, non-GMO, gluten-free, allergen-free, non-shellfish-derived, vegan MSM backed by extensive toxicology data.
  • 25+ years of manufacturing expertise backed by ISO 9001:2015 registration, FSSC22016 certification, HACCP and cGMP compliance.

OptiMSM is manufactured in a dedicated MSM production facility, exceeding industry standards for optimal safety, purity and product consistency. By choosing OptiMSM, horse owners are assured they are using the highest quality MSM available. OptiMSM’s purity is the result of a proprietary multi-stage distillation process which removes impurities and creates low moisture content, reducing the risk of microbial contamination and product degradation.

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