The written (theory) cosmetology board exam covers a broad range of subjects that every licensed cosmetologist must understand. Below are the primary content domains tested across most state board exams:
- Infection Control and Sanitation: Sterilization methods, disinfectants, bloodborne pathogen precautions, OSHA standards, and maintaining a safe salon environment.
- Skin Structure and Chemistry: Anatomy of the skin and scalp, pH levels, chemical reactions in hair color and relaxer services, and product ingredient knowledge.
- Hair and Scalp: Hair structure, growth cycles, scalp conditions, trichology basics, and hair analysis for service selection.
- Chemical Services: Hair coloring theory, bleaching, perms, relaxers, and the science behind chemical processing including timing and neutralization.
- Nail Care: Nail anatomy, disorders and diseases, manicure and pedicure procedures, and nail enhancement products and safety.
- Skin Care and Facials: Skin types and conditions, facial massage techniques, mask and treatment applications, and contraindications for esthetic services.
- State Laws and Regulations: State-specific licensing rules, salon requirements, client record keeping, and professional conduct standards.
Most state board written exams are administered by PSI Exams or Pearson VUE and consist of 100โ150 multiple-choice questions. Candidates typically have 90โ120 minutes to complete the test, with passing scores generally set between 70% and 75% depending on the state.