TSI is a world-class manufacturer of innovative and functional health products. TSI strives to create the highest quality products that maximize and maintain active, healthy lifestyles for consumers. Since 1996, TSI has excelled in the innovative development of quality dietary ingredients and finished dosage products. Our commitment is to employing state-of-the-art operations and infrastructure to deliver best-in-class proprietary products that are functional, safe, and efficacious.