NJ Esthetician study guide
NJ Esthetician · Work through your exam, one topic at a time.
The New Jersey Esthetician credential is a state license that authorizes you to perform skin care services for pay in New Jersey - facials, skin analysis, hair removal by waxing, makeup application, and lash and brow services - under the supervision rules the State Board of Cosmetology and Hairstyling sets. It is for people who have completed (or are finishing) a board-approved esthetics program and are now clearing the licensing exams, and for out-of-state or lapsed licensees working through New Jersey's requirements. The NJ Esthetician study guide has 9 sections and about 2,821 words.
01Infection Control, Sanitation, and Safety
Infection-control questions on the New Jersey esthetician exam are rarely simple definitions. They ask you to choose the correct process for a specific item and to sequence a service so that clean hands, clean tools and clean surfaces never meet contaminated ones.
338 words, about 2 min02Anatomy and Physiology of the Skin
Questions here test structure-to-function links: which layer a product can reach, which cell makes pigment, which gland makes oil, and what the acid mantle actually does. Epidermis - avascular, built of keratinocytes.
296 words, about 1 min03Skin Analysis, Disorders, and Contraindications
The exam wants you to gather information, classify skin correctly, separate a condition you may treat from a disorder you must refer, and screen for contraindications before you touch the client. Intake form and interview (medications, allergies, pregnancy, recent procedures); visual assessment in good light; palpation for texture and oiliness; magnifying lamp for comedones and capillaries.
315 words, about 2 min04Facial Treatments and Product Chemistry
Expect questions on treatment order, massage manipulations, ingredient function, pH, and how to handle a reaction mid-service. Consult and analyze, cleanse, exfoliate if indicated, steam and extract, massage, mask, serum and moisturizer, SPF, then home care.
275 words, about 1 min05Hair Removal and Waxing
Questions test hair-growth knowledge, wax type and temperature, direction of application, and the contraindication list that makes or breaks a waxing service. Anagen (active growth) is the stage waxing targets - hair must be roughly a quarter inch, about one to two weeks of growth.
322 words, about 2 min06Makeup Application
This domain checks sanitation of makeup and tools, color theory, and the ability to match and correct without promising what cosmetics cannot deliver. Scrape product onto a palette with a spatula; use a clean brush or disposable sponge per client.
297 words, about 1 min07Lash and Brow Services
Expect questions on adhesives and patch testing, isolation technique, tint safety, and the boundary between shaping brows and performing a medical procedure. Strip lashes are temporary and removed the same day; individual and volume extensions bond with cyanoacrylate adhesive and last through the lash cycle.
328 words, about 2 min08Client Consultation, Ethics, and Professional Conduct
This domain tests communication and judgment: how you take a history, obtain consent, keep confidences, stay inside scope, and behave when a client asks for something you must not do. A usable intake covers medical history, medications, allergies, pregnancy, past reactions, current home care and expectations.
304 words, about 2 min09New Jersey Cosmetology and Hairstyling Act and Board Rules
This domain tests the legal frame you work inside: which statute and rules govern you, what your licence allows, what a shop must provide, and what follows when someone practises without one. The Cosmetology and Hairstyling Act, N.J.S.A.
346 words, about 2 min