CH Study Guide 2026
Everything you need to pass the CH exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
CH exam key facts
- The NBCHT Credentialed Colon Hydrotherapist exam has 105 four-option multiple-choice questions, of which 100 are scored and 5 are unscored pretest items. Source
- Candidates get two hours to complete the NBCHT Credentialed Colon Hydrotherapist exam. Source
- Candidates must earn a scaled score of 500 or higher, on a 200–700 scale, to pass the NBCHT Credentialed Colon Hydrotherapist exam. Source
- The NBCHT Credentialed Colon Hydrotherapist application fee is $275 (US), is non-refundable, and covers the test center computer exam. Source
- The NBCHT Credentialed Colon Hydrotherapist certification is valid for one year from the date the candidate completes the requirements, including passing the exam. Source
📋 CH Exam Format at a Glance
📚 CH Topics to Study (69)
✍️ Sample CH Questions & Answers
1. Sugar alcohols found in sugar-free products can sometimes cause issues for colonic hydrotherapy clients because they:
Sugar alcohols like sorbitol and xylitol are poorly absorbed and fermented by gut bacteria, which can cause gas, bloating, and diarrhea.
2. When educating clients about foods that may contribute to colon inflammation, which category should be highlighted?
Processed foods high in refined sugars and trans fats promote systemic and gut inflammation, which can impair colon function.
3. Which pre-existing condition would most significantly increase a client's risk of a hemorrhagic emergency during colon hydrotherapy?
Active Crohn's disease with ulcerations means the bowel wall is compromised, greatly increasing the risk of perforation or significant bleeding during therapy.
4. Under OSHA's Bloodborne Pathogens Standard, which of the following must be provided to employees at no cost?
OSHA 29 CFR 1910.1030 requires employers to offer the Hepatitis B vaccine series free of charge to all employees with occupational exposure.
5. How should a hydrotherapist handle a client with contraindications for the procedure?
If a client presents with contraindications for colonic hydrotherapy, the hydrotherapist must refer them to a qualified healthcare provider. Proceeding with the session could be harmful or exacerbate existing conditions. Referring ensures the client receives appropriate medical evaluation and guidance, prioritizing their safety and well-being over performing the procedure.
6. What is the Bristol Stool Chart used for in clinical colon health assessment?
The Bristol Stool Chart classifies stool into seven types based on shape and consistency, helping assess bowel transit time and hydration status.
🎯 Free CH Practice Tests
📖 CH Guides & Articles
What Practice Test Geeks adds beyond an AI chat for CH
An AI chatbot can quiz you, but it can't reproduce the exam conditions or keep your record. Here you get:
- A timed, full-length CH mock exam — 110 questions in 120 minutes with a 70% pass mark, modeled on the official exam's question count and time limit, followed by a score report broken down by exam domain.
- A fixed CH question bank: the same test every attempt, so your score is comparable from one try to the next instead of changing with every regenerated quiz.
- Progress saved on your device: completed tests, scores and missed questions stay in My Progress, so you can retake only what you got wrong.
- A printable CH cheat sheet you can print or save as a PDF.
- CH flashcards built from the same question bank.
- Free CH practice tests with the correct answer shown after each question.
How this page was made: written with AI tools. Exam facts are checked against the official sources listed below. Not reviewed by a subject-matter expert. Editorial policy
Sources & references
Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy