Barber practice testPass your barber state board.

1. 1Infection control first4

   Scientific Concepts

   1. Clean, disinfect or sterilize?
   2. How germs spread in a shop
   3. Blood exposure: the steps
   4. What OSHA, EPA and CDC require

   2Skin, hair and the head6

   Scientific Concepts

   1. Hair and scalp structure
   2. Skin layers and glands
   3. Bones and muscles of the head
   4. Nerves, blood and hormones
   5. Hair and scalp disorders
   6. Skin conditions you must refer

   3Chemistry behind the chair2

   Scientific Concepts

   1. The pH scale
   2. Products, ingredients and reactions
   35%
2. 4Tools of the trade3

   Implements and Equipment Used in Barbering

   1. Shears, razors and combs
   2. Clippers, trimmers and dryers
   3. Caring for your implements
   10%
3. 5Cutting and styling8

   Hair Care Services

   1. Consultation and contraindications
   2. Draping for every service
   3. Shampoo, conditioner and scalp massage
   4. Shaping and outlining
   5. The neck shave
   6. Head shaving, step by step
   7. Wet, blow-dry and thermal styling
   8. Braids, locks and hair enhancements

   6Color and chemical services5

   Hair Care Services

   1. Predisposition and strand tests
   2. Coloring hair and beards
   3. Lightening and foiling
   4. Relaxers: hydroxide, thio, keratin
   5. Waves and texturizers
   40%
4. 7Shaves, beards and facials7

   Facial Hair and Skin Care Services

   1. Skin analysis before a shave
   2. Shave strokes, in order
   3. Beard and mustache design
   4. Facials and steam towels
   5. Electrotherapy and light therapy
   6. From school to state license
   7. Test day
   15%

Built on NIC National Barber Theory Examination content outline · Effective June 2025, revised September 2025