What is a Certified Nutrition Specialist?

A Certified Nutrition Specialist®™ is a nutrition professional that is proficient in science-based advanced medical nutrition therapy, education, and research in any number of job settings, including:

  • Clinics
  • Hospitals
  • Private practices
  • Academia
  • Industry
  • Community

The CNS® credential denotes a healthcare professional with an advanced degree who specializes in nutrition.  This may be a clinical nutritionist, a physician, an advanced practice registered nurse, a physician assistant, a pharmacist, a dentist or other healthcare professional with an advanced degree that has met the requirements necessary to earn the credential. Because the CNS® credential is available to nutrition specialists from a variety of different backgrounds, healthcare professionals are able to achieve the designation through one of three certification pathways:

  • CNS® for Nutrition and Health Professionals: For advanced clinical nutrition professionals, including APRNs, PA, NDs, DDSs, and pharmacists
  • CNS® for Physicians (MDs and DOs): For physicians seeking an advanced nutrition clinical nutrition specialty
  • CNS-S®for Scholars: For scholars, educators, researchers, product developers, and scientists seeking a professional designation in clinical or applied nutrition science


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