Welcome to Natural Enrichment Industries!

Learn More About Natural Enrichment Industries and Tricalcium Phosphate (TCP)

NEI is proud to be an American owned and based company. Much of the TCP used in the U.S. comes from foreign manufacturers. NEI’s raw ingredients are all U.S. sourced. Our TCP is manufactured in facilities that continue to rate high with AIB, which is customized, developed and regulated by good manufacturing practices.

The woman-owned company has plants in Sesser and Herrin, Illinois. NEI is involved in the Southern Illinois communities and supports local municipalities in both areas as well as other non-for-profit organizations.