Natren has International Drug GMP (Good Manufacturing Process) certification. All Natren probiotics and direct fed microbials are produced to the same stringent quality control procedures as our human probiotics. Natren has fully documented Quality Assurance and Health and Safety policies which form the basis of its manufacturing processes. They are regularly audited by an international regulatory agency to ensure that these standards are maintained.

As the first probiotic company with International Drug GMP certification, Natren has spent years identifying the most efficacious bacteria strains and the best delivery methods to ensure the viability of the bacteria. All Natren super strains are tested to the highest standards to ensure customer satisfaction.