Jamieson Laboratories is the oldest and largest Canadian manufacturer and distributor of natural vitamins, minerals, concentrated nutritional supplements, herbs and botanical drugs (marketed since 1922). It has gained market leadership by bringing it to market with innovative products (over 220 nutritional supplements) of the highest quality, cleanliness and safety. In production, it uses the highest quality certified raw materials from a worldwide network of natural raw material suppliers from the planet's cleanest sources. The 360 Pure Production Protocol - 360 patented manufacturing procedures and quality tests at each stage, guarantees the quality and cleanliness of nutritional supplements; small production batches ensure their maximum freshness.