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Cyanotech Corp. engages in the cultivation, production, and sale of natural products derived from microalgae for the health and human nutrition markets worldwide. Its products include BioAstin Hawaiian Astaxanthin, a dietary antioxidant, which is used as a human dietary supplement and dietary ingredient to support and maintain the body's natural inflammatory response, enhance skin, and support eye, joint, and immune health; and Hawaiian Spirulina Pacifica, a nutrient-rich dietary supplement that is used for extra energy, a strengthened immune system, cardiovascular benefits, and as a source of antioxidant carotenoids. The company was founded by Gerald R. Cysewski in 1983 and is headquartered in Kailua-Kona, HI.

GLG Life Tech Corporation engages in the research, development, growing, refining, and production of natural sweeteners extracted from the stevia plant and monk fruit worldwide. The company also offers P-Pro Plus, a pea protein product; and natural ingredients. It serves in the food and beverage industry. The company was formerly known as GLG Life Tech Limited and changed its name to GLG Life Tech Corporation in March 2007. GLG Life Tech Corporation was incorporated in 1998 and is headquartered in Richmond, Canada.

Mannatech, Incorporated operates as a health and wellness company worldwide. It develops, markets, and sells nutritional supplements; topical and skin care, and anti-aging products; and weight-management and fitness products. The company primarily sells its products directly, as well as through e-commerce and network marketing channels. Mannatech, Incorporated was founded in 1993 and is headquartered in Flower Mound, Texas.

Natural Alternatives International, Inc. engages in formulating, manufacturing, and marketing nutritional supplements in the United States, Europe, Australia, Asia, Mexico, and Canada. The company operates in two segments, Private-Label Contract Manufacturing, and Patent and Trademark Licensing. It offers private-label contract manufacturing services to companies that market and distribute vitamins, minerals, herbal, and other nutritional supplements, as well as other health care products. The company also provides strategic partnering services, such as customized product formulation, clinical study design and support, manufacturing, marketing support, international regulatory and label law compliance, international product registration, packaging in multiple formats and labeling design, scientific research, proprietary ingredients, customer-specific nutritional product formulation, product testing and evaluation, marketing management, packaging and delivery system design, regulatory review, and international product registration assistance. In addition, it sells beta-alanine ingredient under the CarnoSyn and SR CarnoSyn names. The company manufactures products in various forms, including capsules, tablets, chewable wafers, and powders. Its private-label contract manufacturing customers include companies that market nutritional supplements through direct sales marketing channels, direct to consumer e-commerce channels, and retail stores. The company was founded in 1980 and is headquartered in Carlsbad, California.