Mason Natural is synonymous with quality and longstanding value. Established in 1967, they are one of the largest suppliers of health and wellness products domestically. Since the beginning, the Mason Natural company set out to provide cost-effective, safe products for every household, including vitamins, minerals, and herbal supplements. Their products are proudly made in the U.S.A. and tested in their cGMP compliant labs to ensure purity and efficacy in every product that bears their name.