GMP Auditors provide third-party verification that good manufacturing practices (GMP) are followed. These practices ensure that products are manufactured consistently to an expected level of quality. They are also required in order to conform to regulatory agency recommended guidelines. Agencies such as FDA control authorization and licensing for manufacture and sale of food, pharmaceutical, nutraceutical, cosmeceutical and medical devices. GMP guidelines provide minimum requirements that a manufacturer must meet to assure that the products are of high quality and do not pose any risk to the consumer or public.

Good manufacturing practices, along with good agricultural practices, good laboratory practices and good clinical practices, are overseen by regulatory agencies in order to protect the health and well-being of consumers.