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CSNS practice questions - frequently asked questions

Plain answers about how CSNS Exam Prep works: the exam, the questions, pricing, the free trial, and what you actually get.

No - and you should be wary of any site claiming otherwise. Every question here is original, written to mirror the style, difficulty, and judgment the real CSNS exam tests. Each one comes with a plain-language explanation of why the right answer is right and the others aren't.

The CSNS exam spans 4 domains: Macronutrients (31% of the exam); Micronutrients (19% of the exam); Dietary Supplements and Ergogenic Aids (24% of the exam); Nutritional Analysis and Weight Management (26% of the exam). Every practice question on this site is tagged to one of these domains.

The domains are not weighted equally on the exam. By share of the marks: Macronutrients 31%; Nutritional Analysis and Weight Management 26%; Dietary Supplements and Ergogenic Aids 24%; Micronutrients 19%.

The CSNS exam has 150 questions and is completed in 3 hours. Our timed practice mirrors that length and pacing, so exam day feels familiar.

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