We recommend that candidates begin their supervised practice experience prior to sitting for the exam. Our data shows that candidates who have begun their practice experience score higher on their exam.

Use the Personalized Nutrition PN Case Data Collection report with all clients and review them regularly with the Supervisor. These forms do not need to be submitted to the BCNS. Use ONE as a final project to discuss with the Supervisor.

Upon completion of the Supervised Practice Experience, the following forms must be submitted:

For RDs

  • Submit documentation of completion of dietetic internship (RD registration will fulfill this requirement)
  • Submit one PN Case Data Collection
  • Submit CE Report – 75 continuing education credits (CE) in personalized nutrition obtained in the last 5 years

For MDs or DOs

2. Examination

Once you have completed your Eligibility Requirements (Degree and Coursework) Complete the Exam Application

For Nutritionists & Healthcare Pros

For RDs

For MDs or DOs

All Candidates

If applicable: To request accommodations for testing, you must submit these forms with your application:

Current Certificants

Current CNSs

Current CKNSs

  • CKNS Recertification Application (not available)


CNS Exam Resources

CNS Supervised Practice Experience (SPE) Resources

CKNS Exam Resources

CNGS Exam Resources

CPN-P Resources

CNS Resources