Find your exam
Nutrition & Dietetics
Registration and certification assessments for dietetics and clinical nutrition practice.
1Exam
Open an exam to see its format, timing, fees, eligibility, and review status.
Why people take these exams
Qualify for nutrition or dietetics practice
What to compare when choosing prep
Compare supervised-practice eligibility, nutrition scope, and credential pathway
ExamQuestions & time
Registration Examination for Dietitians (RD Exam)RD Exam · CDR
Variable-length computer adaptive exam: minimum 125 questions (100 scored + 25 pretest), maximum 145 questions (120 scored + 25 pretest); at least 125 questions must be answered for the exam to be scored3 hours to complete the examination (3.5-hour appointment: 3 hours exam, 20-minute introductory tutorial, 10-minute post-exam survey)What you'll find
Each exam page pairs checked facts — cost, format, passing score — with real test-taker discussions, videos, and write-ups about that exact exam.