Bergstrom Nutrition is the world’s leading manufacturer of MSM (methylsulfonylmethane). Its product, OptiMSM, is the purest and only GRAS-designated MSM in the world. Bergstrom Nutrition uses a unique multi-stage distillation process, ensuring optimal purity, quality and consistency. OptiMSM is made exclusively in the USA, and manufactured in a dedicated cGMP-compliant, ISO-registered facility to help provide essential traceability. Bergstrom Nutrition has its headquarters in Vancouver, WA. For more information, visit www.optimsm.com or call (360) 693-1883.