Basic Chemistry & Hair/Follicle Science β Esthetician Practice Test
This Esthetician Basic Chemistry & Hair/Follicle Science practice set has 44 real questions based on the official handbook, each with an instant explanation. You need 75% on the real Esthetician knowledge test to pass.
What is the approximate normal pH range of healthy skin, often called the acid mantle?
π NIC National Esthetics Theory Content Outline
All questions are based on the NIC National Esthetics Theory examination content outline (a public document) β Scientific Concepts (infection control & safety, anatomy & physiology, skin histology, disorders & diseases, chemistry) 55% and Skin Care & Services (consultation, facials, machines, makeup, hair removal) 45%. Review the related domain to reinforce your knowledge.
Open Handbook Section βπ Session Progress