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100+ Free NASM-CNC Practice Questions

Pass your NASM Certified Nutrition Coach exam on the first try — instant access, no signup required.

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Key Facts: NASM-CNC Exam

100

Exam Questions

NASM

70%

Passing Score

NASM

90 min

Time Limit

NASM

24

Course Chapters

NASM

3

Exam Attempts Included

NASM

2 years

Recertification Cycle

NASM

Open-book

Online, Non-Proctored Exam

NASM

The NASM Certified Nutrition Coach (NASM-CNC) exam consists of 100 multiple-choice questions with a 90-minute time limit and a 70% passing score. It is an open-book, non-proctored exam delivered 100% online through the NASM student portal, with three attempts included and up to 365 days to complete. The course covers 24 chapters across three sections: Nutritional Sciences, Behavior Change Strategies, and Nutrition Coaching. The credential is distinct from NASM's older Fitness Nutrition Specialist (FNS) and requires recertification every 2 years.

Sample NASM-CNC Practice Questions

Try these sample questions to test your NASM-CNC exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1What does the NASM-CNC credential certify a holder to do?
A.Provide general, evidence-based nutrition coaching to healthy clients
B.Diagnose and treat clinical nutrition disorders
C.Prescribe medical nutrition therapy for disease states
D.Create individualized meal plans for clients with diagnosed eating disorders
Explanation: The NASM Certified Nutrition Coach credential prepares fitness and wellness professionals to deliver general, evidence-based nutrition guidance and behavior-change coaching to apparently healthy clients. It is a coaching credential, not a clinical or licensed dietetics qualification.
2Which professional is legally qualified to provide medical nutrition therapy (MNT) for a diagnosed disease?
A.A NASM Certified Nutrition Coach
B.A Registered Dietitian Nutritionist (RDN)
C.A NASM Certified Personal Trainer
D.A group fitness instructor
Explanation: Medical nutrition therapy for diagnosed diseases is a clinical service that requires the credentials and licensure of a Registered Dietitian Nutritionist (RDN) or equivalent. A nutrition coach must recognize this boundary and refer such clients.
3How many kilocalories does one gram of protein provide?
A.7 kcal
B.9 kcal
C.4 kcal
D.2 kcal
Explanation: Protein yields approximately 4 kilocalories per gram, the same energy density as carbohydrate. Knowing the Atwater factors (protein 4, carbohydrate 4, fat 9, alcohol 7) is fundamental to estimating energy intake.
4How many kilocalories does one gram of dietary fat provide?
A.4 kcal
B.7 kcal
C.5 kcal
D.9 kcal
Explanation: Fat is the most energy-dense macronutrient, providing about 9 kilocalories per gram. This is why fat-rich foods contribute disproportionately to total energy intake.
5How many kilocalories does one gram of alcohol provide?
A.7 kcal
B.4 kcal
C.9 kcal
D.0 kcal
Explanation: Alcohol (ethanol) provides about 7 kilocalories per gram, more than carbohydrate or protein but less than fat. These are often called 'empty calories' because alcohol supplies energy with little nutritional value.
6What is the Acceptable Macronutrient Distribution Range (AMDR) for carbohydrate as a percentage of total energy for adults?
A.10–35%
B.45–65%
C.20–35%
D.5–20%
Explanation: The AMDR for carbohydrate is 45–65% of total daily energy for adults. The AMDRs are intake ranges associated with reduced chronic-disease risk while providing adequate essential nutrients.
7What is the Acceptable Macronutrient Distribution Range (AMDR) for protein as a percentage of total energy for adults?
A.45–65%
B.20–35%
C.10–35%
D.0–10%
Explanation: The protein AMDR for adults is 10–35% of total energy intake. Within this range, intake can be tailored to a client's goals such as muscle gain, fat loss, or general health.
8What is the Acceptable Macronutrient Distribution Range (AMDR) for total fat as a percentage of total energy for adults?
A.45–65%
B.10–35%
C.40–55%
D.20–35%
Explanation: The AMDR for total fat is 20–35% of total daily energy for adults. Adequate fat intake supports absorption of fat-soluble vitamins and provides essential fatty acids.
9What does the Recommended Dietary Allowance (RDA) represent?
A.The intake sufficient to meet the needs of about 97–98% of healthy individuals in a group
B.The maximum intake unlikely to cause adverse effects
C.The average daily intake estimated to meet the needs of half the population
D.The minimum intake required to prevent immediate deficiency symptoms
Explanation: The RDA is the average daily intake level sufficient to meet the nutrient requirements of nearly all (97–98%) healthy people in a particular life-stage and sex group. It is derived from the Estimated Average Requirement (EAR).
10Which Dietary Reference Intake value represents the highest intake likely to pose no risk of adverse health effects?
A.Recommended Dietary Allowance (RDA)
B.Tolerable Upper Intake Level (UL)
C.Estimated Average Requirement (EAR)
D.Adequate Intake (AI)
Explanation: The Tolerable Upper Intake Level (UL) is the highest average daily nutrient intake unlikely to cause adverse health effects in almost all individuals. Exceeding the UL, often via supplements, increases toxicity risk.

About the NASM-CNC Exam

The NASM Certified Nutrition Coach (NASM-CNC) is NASM's flagship standalone nutrition certification. The open-book exam has 100 multiple-choice questions and a 90-minute limit, requiring 70% to pass.

Questions

100 scored questions

Time Limit

90 minutes

Passing Score

70%

Exam Fee

$629–$899 (National Academy of Sports Medicine (NASM))

NASM-CNC Exam Content Outline

55%

Nutritional Sciences

Scope of practice, evidence-based nutrition, energy balance, metabolism, macronutrients, micronutrients, hydration, nutrient timing, and supplements

17%

Behavior Change Strategies

Psychology of weight control, coaching communication, motivational interviewing, and SMART goal setting

28%

Nutrition Coaching

Dietary assessment, body-composition testing, labels and portions, popular diets, plateaus, and program design

How to Pass the NASM-CNC Exam

What You Need to Know

  • Passing score: 70%
  • Exam length: 100 questions
  • Time limit: 90 minutes
  • Exam fee: $629–$899

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

NASM-CNC Study Tips from Top Performers

1Prioritize Nutritional Sciences — it is the largest section at ~55% of the exam (energy balance, macronutrients, micronutrients, hydration, supplements)
2Memorize the energy values (protein 4, carbohydrate 4, fat 9, alcohol 7 kcal/g) and the AMDRs (carb 45-65%, protein 10-35%, fat 20-35%)
3Even though the exam is open-book, practice under the 90-minute limit so you can find answers quickly
4Master scope-of-practice boundaries — many questions test when to refer to an RD or physician versus what a coach may do
5Complete all 100 practice questions and review every miss with the AI tutor before taking the exam

Frequently Asked Questions

What is the difference between the NASM CNC and the NASM FNS?

The NASM Certified Nutrition Coach (CNC) is NASM's flagship standalone nutrition certification, with a more comprehensive 24-chapter curriculum across nutritional sciences, behavior change, and coaching. The older NASM Fitness Nutrition Specialist (FNS) is a shorter specialization. The CNC replaced the FNS as NASM's primary nutrition credential and is the recommended path for becoming a nutrition coach.

Is the NASM CNC exam open book and how hard is it?

Yes. The NASM CNC final exam is open-book, non-proctored, and taken 100% online through the NASM student portal. It has 100 multiple-choice questions, a 90-minute time limit, and requires 70% to pass. While open-book lowers memorization pressure, the 90-minute limit means you should know the material well — practicing with realistic questions is the best preparation.

How long does it take to study for the NASM CNC?

Most candidates complete the NASM CNC in about 8 to 12 weeks of self-paced study, though you have up to 365 days from enrollment. Plan roughly 50-60 total hours: about 25 hours on Nutritional Sciences (the largest section at ~55%), 10 on Behavior Change Strategies, and 15-25 on Nutrition Coaching plus practice questions.

What score do I need to pass the NASM CNC exam?

You need 70% to pass the NASM CNC exam, which is 70 of the 100 multiple-choice questions correct. Three exam attempts are included with course enrollment, and the exam is open-book and taken online.

Does the NASM CNC certification expire?

Yes. The NASM Certified Nutrition Coach credential requires recertification every 2 years through NASM's renewal process. This keeps coaches current with evidence-based nutrition practice.

Is this free NASM CNC prep as good as the paid course?

Our 100 practice questions cover the same NASM CNC content outline — nutritional sciences, behavior change strategies, and nutrition coaching — as paid prep. Every question includes a teaching explanation plus 10 free AI tutor interactions daily, all free forever.