Certifications for Dietitians and Nutritionists
22 certifications are listed for Dietitians and Nutritionists (O*NET 29-1031.00) in the U.S. Department of Labor's CareerOneStop Certification Finder. 7 of them are flagged in demand — CareerOneStop derives that from its analysis of national job-posting data. 19 are tied directly to this occupation; the other 3 are related.
The order is CareerOneStop's, not ours: in demand first, then NCCA- and ANAB-accredited, then the rest. Downloaded July 2026. Records marked confidential or withdrawn at source are not published here. Listing is not endorsement, and this page is not advice about which credential to pursue.
- Certified Diabetes Educator(CDE)In demand
- Certified Dietary Manager(CDM)In demand
- Certified Nutrition Support Clinician(CNSC)In demand
- Certified Specialist in Oncology Nutrition(CSO)In demandNCCA accreditedMilitary occupational specialty
- Certified Specialist in Renal Nutrition(CSR)In demandNCCA accreditedMilitary occupational specialty
- Registered Dietitian Nutritionist(RDN)In demandNCCA accreditedMilitary occupational specialty
- International Board Certified Lactation Consultant(IBCLC)In demandNCCA accredited
- Board Certified Specialist in Obesity and Weight ManagementNCCA accredited
- Certified Nutrition Specialist(CNS)NCCA accreditedMilitary occupational specialty
- Certified Specialist in Gerontological Nutrition(CSG)NCCA accreditedMilitary occupational specialty
- Certified Specialist in Pediatric Nutrition(CSP)NCCA accreditedMilitary occupational specialty
- Certified Specialist in Sports Dietetics(CSSD)NCCA accreditedMilitary occupational specialty
- Diplomate of the American Clinical Board of Nutrition(DACBN)NCCA accreditedMilitary occupational specialty
- Certified Clinical Nutritionist(CCN)
- Certified Eating Disorders Registered Dietitian(CEDRD)
- Certified Food Protection Professional(CFPP)
- Certified Ketogenic Nutrition Specialist(CKNS)
- Certified Nutrional Consultant(CNC)
- School Nutrition Specialist(SNS)
- Sports Nutrition Specialist Certification
- Holistic Nutritionist Certification(HNC)
- Sports Nutritionist Certification
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Certification data from CareerOneStop, sponsored by the U.S. Department of Labor, Employment and Training Administration (DOLETA) and the Minnesota Department of Employment & Economic Development (DEED).
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