Cosmetology State Board Study Guide (2026)
This is the free study guide for the Cosmetology State Board exam — the same content areas the exam tests, written to the official outline. Read any chapter online free below, then drill the material with 484+ free practice questions and a full timed mock exam.
Last updated: August 2026.
Open the full study guideEvery chapter, in one place — free to read online.The 7 chapters
- 1Anatomy & Sciences~22% of the exam
- 2Chemistry & Products~12% of the exam
- 3Electricity & Equipment~8% of the exam
- 4Infection Control & Safety~25% of the exam
- 5Ethics & California Law~15% of the exam
- 6Hair Services~13% of the exam
- 7Skin & Nail Services~5% of the exam
Practice what you read
Reading is step one; recalling it under exam pressure is what passes. Drill free Cosmetology State Board practice questions, then sit a full timed mock exam.

Practice stays free. The full Cosmetology State Board study guide is the material itself, taught start to finish — a downloadable PDF + EPUB you keep.
Educational summary, not a substitute for the official material — always confirm current details with California Board of Barbering and Cosmetology. Last updated: August 2026.