National Esthetics Theory Examination study guide
National Esthetics Theory Examination, administered by National-Interstate Council of State Boards of Cosmetology (NIC), is mapped here as 2 topic areas; the heaviest are Scientific Concepts (55%) and Skin Care Services (45%).
About this course: Turn skin science, safety, and service steps into fast recall.
National Esthetics Theory Examination at a glance
- Questions
- 110
- Time allowed
- 90 minutes
- Passing standard
- ~75% of 100 scored (≈75/100), STATE-set (some states scale)
- Format
- multiple choice (100 scored + 10 unscored pretest; all 110 treated live)
- Standard / edition
- NIC Esthetics Theory CIB eff
- Administered by
- National-Interstate Council of State Boards of Cosmetology (NIC)
Source: NIC Esthetics Theory CIB eff, National-Interstate Council of State Boards of Cosmetology (NIC). Confirm current details with the exam owner before you book.
Topic areas and weights
| Topic area | Weight | Concepts | Guide |
|---|---|---|---|
| Scientific Concepts | 55% | 17 | Section below |
| Skin Care Services | 45% | 10 | Section below |
Study plan in this course
- Infection Control and Safety — 5 cards · free
- Electrotherapy and Devices — 4 cards · free
- Skin Histology and Conditions — 5 cards · full course
- Anatomy and Chemistry Essentials — 3 cards · full course
- The Basic Facial Sequence — 7 cards · full course
- Hair Removal and Makeup — 3 cards · full course
Scientific Concepts
Scientific Concepts carries 55% of the National Esthetics Theory Examination blueprint used in this course, the largest of its 2 weighted areas. It spans 17 concepts. The course teaches it in 4 study units: Infection Control and Safety, Skin Histology and Conditions, Electrotherapy and Devices and Anatomy and Chemistry Essentials.
What Scientific Concepts covers
- Cleaning vs disinfecting vs sterilizing — Milady Standard Esthetics
- EPA-registered hospital-grade disinfectant + contact time — Milady Standard Esthetics
- Bloodborne pathogens HIV/HBV/HCV + standard precautions — OSHA Bloodborne Pathogens standard
- Single-use vs multi-use implements — Milady Standard Esthetics
- Four pathogen groups: bacteria/viruses/fungi/parasites — Milady Standard Esthetics
- Epidermis five layers — Milady Standard Esthetics
- Melanin & melanocytes — Milady Standard Esthetics
- Fitzpatrick skin types I–VI — Milady Standard Esthetics
- Collagen & elastin; intrinsic vs extrinsic aging — Milady Standard Esthetics
- Comedones: open vs closed; acne grades — Milady Standard Esthetics
- Galvanic current: desincrustation vs iontophoresis — Milady Standard Esthetics
- Anaphoresis vs cataphoresis — Milady Standard Esthetics
- High-frequency current — germicidal/thermal, AC — Milady Standard Esthetics
- Electrotherapy contraindications — Milady Standard Esthetics
- pH scale & skin acid mantle — Milady Standard Esthetics
- Emulsions O/W vs W/O; ingredient categories — Milady Standard Esthetics
- Sudoriferous vs sebaceous glands — Milady Standard Esthetics
How Scientific Concepts connects to other areas
- pH scale & skin acid mantle links to Exfoliation mechanical vs chemical — Skin Care Services
- Galvanic current: desincrustation vs iontophoresis links to Extractions after softening; gentle pressure — Skin Care Services
- Comedones: open vs closed; acne grades links to Scope: superficial peels ONLY; no diagnosis — Skin Care Services
Official references for Scientific Concepts
- Milady Standard Esthetics
- OSHA Bloodborne Pathogens standard
In the app this area comes with 17 memory cards and 36 module-quiz questions and is part of the free starting modules.
Skin Care Services
Skin Care Services carries 45% of the National Esthetics Theory Examination blueprint used in this course, the second-largest of its 2 weighted areas. It spans 10 concepts. The course teaches it in 2 study units: The Basic Facial Sequence and Hair Removal and Makeup.
What Skin Care Services covers
- Client consultation & skin analysis first — Milady Standard Esthetics
- Basic facial sequence — Milady Standard Esthetics
- Exfoliation mechanical vs chemical — Milady Standard Esthetics
- Scope: superficial peels ONLY; no diagnosis — Milady Standard Esthetics
- Waxing contraindications — Milady Standard Esthetics
- Hard wax vs soft wax — Milady Standard Esthetics
- Extractions after softening; gentle pressure — Milady Standard Esthetics
- Facial massage movements & contraindications — Milady Standard Esthetics
- Masks matched to skin condition — Milady Standard Esthetics
- Corrective makeup color theory — Milady Standard Esthetics
How Skin Care Services connects to other areas
- Exfoliation mechanical vs chemical links to pH scale & skin acid mantle — Scientific Concepts
- Extractions after softening; gentle pressure links to Galvanic current: desincrustation vs iontophoresis — Scientific Concepts
- Scope: superficial peels ONLY; no diagnosis links to Comedones: open vs closed; acne grades — Scientific Concepts
Official references for Skin Care Services
- Milady Standard Esthetics
In the app this area comes with 10 memory cards and 24 module-quiz questions in the full course.
Details that change — checked against official sources
- The current NIC Esthetics Theory CIB edition is eff. September 01, 2025 (rev. March 01, 2026). — nictesting.org Esthetics Theory CIB
Official references
- Milady Standard Esthetics
- OSHA Bloodborne Pathogens standard