USP Verified
B-Carotene / CoQ10
Vitamin E / Biotin

Audit Guidelines

Why USP Ingredient Verified?

Frost & Sullivan Award

Frost & Sullivan Award


Third Party

ZMC Website

About Us

Founded in 1954, ZMC is staffed with over 5,000 employees worldwide and has over 50 years of ethical drug manufacturing experience. ZMC is an important production base of active pharmaceutical ingredients, CoQ10, vitamins, carotenoids, microbiological drugs and medicines, natural drugs, food and feed additives.


ZMC operates in North America as ZMC-USA from its offices in The Woodlands, Texas. Globally, ZMC is the largest supplier of Biotin, the second largest supplier of Vitamin E, the third largest supplier of Natural Vitamin E, the second largest supplier of fermented CoQ10, and has the most complete product variety of Carotenoids.


Our mission is one of corporate responsibility to our customers, our employees and the world. ZMC's manufacturing facilities have successfully passed audits by major vitamin manufacturers, fortune 100 pharmaceutical manufacturers as well as German, Korean, Australian, Swiss, French, Dutch, Austrian, Chinese, Spanish, Italian, Belgian, Irish, British and U.S. government agencies. ZMC's facilities are ISO22000, ISO 14001, AQSIQ, OHSMS and HACCP certified. ZMC manufactures USP-DIVP verified, Kosher and Halal certified, Prop65 compliant, allergen free, non BSE/TSE, non GMO/IP, and non irradiated products. Test methodologies include USP, JP, EP and others as requested.


All of us at ZMC will continue to demonstrate our commitment to produce high quality pharmaceutical and nutraceutical ingredients. ZMC is, and has always been, dedicated to providing our customers with the finest products on the market. ZMC will continue to follow strict cGMP guidelines insuring continued quality and reliability.


Reputation, commitment, innovation and longevity are the cornerstones of our success. You're in good company with ZMC today and well into the future.