Sustamine® from KYOWA HAKKO BIO., LTD. is produced in Japan in compliance with cGMP and ISO guidelines. KYOWA HAKKO U.S.A., INC. does not itself produce or distribute consumer products containing Sustamine, but supplies Sustamine to selected manufacturers with instructions as to how to store and handle the product. Consumer products containing Sustamine are manufactured/processed by those manufacturers for sale to consumers. Kyowa does not endorse or approve or is not responsible for customers' products or claims.