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250 MSM Vegetarian Capsules, 1000-mg/capsule. No additives. The ONLY MSM made in the USA and the world’s purest, quadruple-distilled MSM.


OptiMSMTM is the world’s purest methylsulfonylmethane (MSM). Every batch of OptiMSM is distilled for purity and undergoes the most rigorous analytical testing available, guaranteeing unsurpassed quality. OptiMSM is the only brand of MSM with published, peer-reviewed safety data. OptiMSM is licensed under the worldwide R.J. Herschler patents and is 100% made in the U.S.A. by Cardinal Nutrition.

Product Features

  • Premium OptiMSM brand MSM. 1000-mg/capsule.
  • Contains 100% pure MSM flakes, free of any additive
  • Free of microbiological and heavy metals contaminants
  • Vegetarian capsules. Kosher certified.
  • Made in the USA from US ingredients


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