About Us
Discovery and innovation drive everything we do.
Proactive Health and Wellness Solutions.
At TSI Group, we are driven to be future-focused for the health of all consumers worldwide. Discovery and innovation drive all of our divisions, and our global presence, expertise, and far-reaching capabilities allow us to proactively provide health and wellness solutions to our clients. Our innate curiosity in both science and operational value helps us identify promising new ingredients that capture new market segments and create optimal finished-dose value solutions. TSI Group is dedicated to successful partnerships that provide both TSI Group and our customers with unique, long-term growth opportunities.
Our History
1996
Technical Sourcing International (TSI) established in both the USA and China to supply quality-certified made-in-China ingredients to the US dietary supplement industry
1997
Became a major exporter of glucosamine and chondroitin sulfate from China, one of the pioneer suppliers of both from China; launched the first branded ingredient, OSTIVONE, to the US dietary supplement market for bone health in collaboration with the Chinese Academy of Science.
1998
Established distribution network to Australia, Europe, and Japan.

1999
Formed the first joint venture in China, TSI Xuzhou, for the production of herb extracts like ginkgo biloba.
2000
Established TSI China in Shanghai as the company’s Operational Headquarters. Opened R&D Center for production technology and expanded TSI Analytical Laboratory operation.
2003
Created TSI JY Pharmaceutical, a 60-acre manufacturing complex of chondroitin sulfate, HMB, and several other ingredients.
2005
Established TSI-owned marketing and sales companies TSI (EU) in Manchester, UK, and TSI (AU) in Sydney, Australia.
2008
2009
Invested in and built Hygieia Xuzhou to produce vegetal glucosamine via a novel processing technology.
2011
Formed a strategic research partnership with Metabolic Technologies in Ames, Iowa USA, to expand our innovation capabilities in discovery of new molecules and clinical studies.

2012
2016
Formed JV company TSI Yangcheng, the first to produce gingko extract from farmed gingko plants and trees.
2020
Our History
Three Divisions That Work in Unison for Your Benefit
Our platform of integrated capabilities allows us to offer a diversified range of services that are centered on our customers’ growth and profitability. We specialize in global market access and distribution expertise, with rigorous quality assurance and compliance programs. Learn more about our offerings.

Our Global Footprint
With 13 locations on 4 continents, we are capable of reaching your goals.