OptiMSM is the only MSM purified through a proprietary multi-stage distillation process. The process removes impurities and results in a consistent, extremely pure form...
We Don't Compromise on MSM
Neither Should You.
For 30 years OptiMSM has set the MSM standard for purity, safety, & consistency in nutritional and topical applications for healthy aging, joint support, recovery and hair, skin & nails products.