RD Practice Test
RD Practice Test
1,600+ original practice questions across all 4 RD exam categories, aligned to CDR. Full-length timed exams, detailed explanations, and unlimited access.
Want to try first? Take the free RD practice test — 16 questions, no account required.
Pass the RD on Your First Attempt
1,600+ original practice questions covering all 4 RD exam categories. Aligned to CDR guidelines with detailed explanations for every question.
One-time $59.99 payment · Unlimited access · 7-day refund policy
What’s Included in Full Access
Everything you need to pass the RD. One purchase, no surprises.
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1,600+ Practice Questions
Original questions aligned to CDR guidelines. Every question includes a detailed explanation of the correct answer and why each wrong answer is incorrect.
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Full-Length Practice Exams
145-question timed exams that simulate the real RD format. Build your stamina and confidence before exam day.
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4 Category Quizzes
Focused quizzes for each exam category: Nutrition Care for Individuals and Groups, Principles of Dietetics, Management of Food and Nutrition Programs and Services, Foodservice Systems.
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Detailed Explanations
Every question explains why the correct answer is right and why each distractor is wrong. Learn the reasoning, not just the answer.
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Unlimited Access
One-time payment. No subscription, no auto-renewal, no expiration. Study at your own pace and retake quizzes as often as you need.
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7-Day Refund Policy
Not satisfied? We offer a 7-day refund policy. One-time payment, no recurring charges, no surprises.
Covers All 4 RD Exam Categories
Questions are distributed across all 4 categories aligned to the CDR RD certification exam.
| Category | Topics Covered |
|---|---|
| Nutrition Care for Individuals and Groups | Nutrition assessment, diagnosis, intervention, and monitoring across the lifespan and clinical conditions. About 45% of the exam. |
| Principles of Dietetics | Food science, nutrient metabolism, research methods, and the scientific foundations of nutrition. About 21% of the exam. |
| Management of Food and Nutrition Programs and Services | Program planning, human and financial resources, marketing, and quality management. About 21% of the exam. |
| Foodservice Systems | Menu development, food safety and sanitation, procurement, and foodservice operations. About 13% of the exam. |
Less Than the Cost of Retaking Your Exam
Between exam fees, study time, and scheduling delays, failing costs more than you think. Invest $59.99 now and pass the first time.
Free Sample
$0
- 16 practice questions
- All 4 categories sampled
- Detailed explanations
- No account required
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Full Access
$59.99
- 1,600+ practice questions
- Full-length 145-question exams
- 4 category-specific quizzes
- Detailed answer explanations
- Unlimited access, no expiration
- 7-day refund policy
One-time payment. No subscription. No recurring charges. No auto-renewal.
Common Questions
Everything you need to know before getting started.
How many questions are in the full question bank?
Over 1,600 multiple-choice questions across all 4 RD exam categories. Every question includes a detailed explanation of the correct answer.
Are the questions based on the current exam?
Yes. All questions are aligned to current CDR certification guidelines and follow the same multiple-choice format as the real exam.
Does the practice exam match the real RD exam?
The full-length practice exam presents 145 questions with a timed format, matching the real exam structure. Questions are distributed across all 4 RD categories.
Does my access expire?
No. You pay once and keep access to the full question bank with no time limit. Study at your own pace, retake quizzes as often as you want, and come back anytime.
Do I need to create an account for the free quiz?
No. The free 16-question practice test requires no account, no email, and no payment information. Just start answering questions.
What if I am not satisfied?
We offer a 7-day refund policy. See our refund policy for eligibility details.
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Med Preps LLC is not affiliated with, endorsed by, or sponsored by the Commission on Dietetic Registration (CDR) or the Academy of Nutrition and Dietetics. RD and CDR are trademarks of their respective owners. All practice questions are original content created for exam preparation purposes.