135 West Main Street, Suite B
Missoula Montana 59802

TSI USA LLC is an interactive hub that connects our clients to TSI Group’s world-class, multi-purpose capabilities platform, offering product development, global market access and distribution, manufacturing and comprehensive quality assurance testing.


TSI USA LLC also serves as TSI Group’s Innovation and Marketing headquarters, where we offer ‘best-in-class’ products and services to our customers. We have a proven team of innovators that share our best-in-class innovation ambitions. Our team is diverse, flexible and globally connected through a talented external partner network that fuels TSI’s ideation and innovative product pipeline.

We focus on development of evidence-based, proprietary and clinically proven branded ingredients to inspire our partner brands, and ultimately the consumer, to improve and maintain healthy and active lifestyles.

  • TSI’s market leading PEAK ATP® offers unprecedented performance benefits for athletes and unlike most pre-workout ingredients PEAK ATP® has been proven to be effective after a single dose.
  • Our branded joint health ingredients - GlucosaGreen® Non-Shellfish Glucosamine and PUREFLEX® Chondroitin - offer the unique advantages of being non-GMO and clinically proven, respectfully;  
  • Our botanical extracts, such as Opteava® Green Tea and Ginkgo 24/6/5® Ginkgo Biloba, encourage healthy aging.

Our capabilities also include custom manufacturing of specialty ingredients for key partners. TSI’s manufacturing platform is reliably equipped with quality assurance and analytical testing capabilities, accredited by globally recognized regulatory bodies, illustrating our commitment to the highest level of safety and quality for the products we produce.

TSI USA services all of North, Central, and South America.

If you require specialty, high quality, high value ingredient manufacturing services, please contact us to explore how TSI can support your success.

Telephone:  1-877-549-9123



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These statements have not been evaluated by the Food and Drug Administration. Products described are not intended to diagnose, treat, cure or prevent any disease.
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