Jamieson Wellness Inc., together with its subsidiaries, develops, manufactures, distributes, markets, and sells the natural health products for human in Canada, the United States, China, and internationally. It operates in two segments, Jamieson Brands and Strategic Partners. The Jamieson Brands segment manufactures, distributes, and markets branded natural health products, including vitamins, minerals, and supplements as well as sports nutrition products. The Strategic Partners segment provides contract manufacturing services to consumer health companies and retailers. The company offers health and wellness supplements under the Jamieson brand; health, beauty, and wellness supplements under the Youtheory brand; and foundational formulas, including probiotics, multivitamins, fish oils, vitamin D, and solution-focused products for better sleep or digestion under the Progressive brand. It also provides plant-based products under the Iron Vegan brand; natural health products for health concerns among women comprising hormone imbalances, nutrient deficiencies, sleep and stress management, and others under the Smart Solutions brand; and sports nutrition supplements under the Precision brand. The company sells its products to distributors, retail, and wholesale customers. Jamieson Wellness Inc. was formerly known as Jamieson Intermediate Holdings Ltd. and changed its name to Jamieson Wellness Inc. in May 2017. The company was founded in 1922 and is headquartered in Toronto, Canada.