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Beauty Therapy Course
Over 2 million learners across the globe

Beauty Therapy Course

4.6

This Cosmetology Course gives you the hands-on knowledge and technical skills to launch a professional career in beauty. From hair cutting and colour to skin care, nail services, and salon business management, every essential topic is covered. Get licensed, get clients, and get to work.

Dedika for businesses

What you will learn:

You will master the science behind hair, skin, and nails so every service you deliver is grounded in real knowledge. You will learn to cut, colour, and chemically treat hair using proven techniques that work on all hair types and textures. Facial treatments, waxing, and makeup application are covered in full, along with the anatomy and product science behind them. You will also develop the business skills to price your services, manage a client book, and market yourself online. Regulatory requirements, safety protocols, and professional ethics are built into the curriculum so you are fully prepared for licensure. By the end, you will have the technical ability and professional confidence to thrive in any salon environment.

How you study practically Beauty Therapy Course

How you practise Beauty Therapy Course

For companies looking to train their teams

With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course content

8 Chapters • 40 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Cosmetology Practice

  • Lesson 1 • History and Scope of Cosmetology

    Traces cosmetology from ancient grooming rituals to modern industry. Contextualises the profession's breadth so students understand their future roles.

  • Lesson 2 • Professional Ethics and Conduct

    Defines ethical obligations, client confidentiality, and professional image. Connects personal conduct to client trust and business reputation.

  • Lesson 3 • Regulatory and Licensing Requirements

    Covers licensing processes, regulatory bodies, and continuing education mandates. Ensures students understand compliance before entering the workforce.

  • Lesson 4 • Salon Safety and Sanitation Principles

    Introduces infection control, chemical safety, and ergonomic practices. Provides the safety foundation required throughout all subsequent coursework.

Chapter 2See details

Skin Science and Facial Anatomy

  • Lesson 1 • Facial Muscles and Bone Structure

    Maps key facial muscles and bones relevant to massage and treatment application. Connects anatomy to safe, effective manual techniques.

  • Lesson 2 • Anatomy of the Skin

    Examines the epidermis, dermis, and subcutaneous layers and their functions. Provides the anatomical basis for all skin-related services covered later.

  • Lesson 3 • Skin Types and Conditions

    Classifies normal, oily, dry, combination, and sensitive skin types. Trains students to assess clients accurately before recommending services.

  • Lesson 4 • Skin Care Product Science

    Analyses ingredient categories, pH balance, and product formulation basics. Equips students to match products to skin types with scientific rationale.

  • Lesson 5 • Facial Treatment Consultation

    Teaches intake forms, skin analysis tools, and goal-setting with clients. Bridges skin science to practical pre-service assessment skills.

Chapter 3See details

Hair Science and Scalp Analysis

  • Lesson 1 • Hair Texture, Porosity, and Elasticity

    Defines and tests hair texture, porosity, and elasticity properties. Guides product selection and chemical service suitability assessments.

  • Lesson 2 • Structure of the Hair and Follicle

    Examines the cuticle, cortex, medulla, and follicle anatomy. Establishes the structural basis for understanding chemical and physical hair services.

  • Lesson 3 • Hair and Scalp Consultation

    Applies hair science to structured client consultations and service planning. Ensures students connect diagnostic findings to appropriate treatment choices.

  • Lesson 4 • Hair Growth Cycles

    Covers anagen, catagen, and telogen phases and factors affecting them. Connects growth science to client education on shedding and regrowth.

  • Lesson 5 • Scalp Conditions and Disorders

    Identifies dandruff, alopecia types, psoriasis, and other scalp conditions. Trains students to recognise when to refer clients to medical professionals.

Chapter 4See details

Haircutting Techniques and Design

  • Lesson 1 • Classic Haircut Structures

    Executes blunt, layered, graduated, and uniform cuts with precision. Develops core cutting competencies applicable to most client requests.

  • Lesson 2 • Design Principles and Face Shapes

    Applies design elements and face shape analysis to haircut recommendations. Trains students to customise cuts for flattering, client-specific results.

  • Lesson 3 • Sectioning and Parting Principles

    Teaches systematic sectioning patterns and parting lines for controlled cutting. Builds the organisational foundation all cutting techniques depend on.

  • Lesson 4 • Tools, Equipment, and Preparation

    Covers shears, clippers, razors, and combs along with proper sanitation and setup. Prepares students to work safely and efficiently before every service.

  • Lesson 5 • Clipper and Fade Techniques

    Introduces clipper-over-comb, fading, and taper techniques for short styles. Expands student capability to serve clients seeking barbering-influenced looks.

Chapter 5See details

Hair Colouring Theory and Application

  • Lesson 1 • Hair Colour Product Chemistry

    Explains temporary, semi-permanent, demi-permanent, and permanent colour chemistry. Connects product type to appropriate client and service selection.

  • Lesson 2 • Highlighting and Dimensional Colour

    Applies foiling, balayage, and ombre techniques for multi-tonal effects. Advances students to high-demand creative colour services.

  • Lesson 3 • Colour Theory Fundamentals

    Covers the colour wheel, levels, tones, and undertones as applied to hair. Provides the theoretical framework for all formulation decisions.

  • Lesson 4 • Colour Formulation and Mixing

    Teaches formulation ratios, grey coverage calculations, and mixing protocols. Builds precision skills essential for consistent, repeatable colour results.

  • Lesson 5 • Colour Correction Strategies

    Addresses banding, unwanted warmth, and over-processed hair correction. Prepares students to handle complex colour problems professionally.

  • Lesson 6 • Single-Process and Retouch Application

    Executes virgin application and retouch procedures with correct timing and sectioning. Develops foundational application skills used in most colour services.

Chapter 6See details

Chemical Texture Services

  • Lesson 1 • Chemistry of Chemical Texture Services

    Explains disulfide bond breaking, reduction, and oxidation in texture services. Provides the chemical foundation for safe and effective application decisions.

  • Lesson 2 • Relaxer Application and Safety

    Teaches lye and no-lye relaxer application, base protection, and timing. Ensures students minimise scalp damage and achieve smooth, even results.

  • Lesson 3 • Assessing and Protecting Hair Integrity

    Applies porosity and elasticity testing before and after chemical services. Trains students to prevent over-processing and recommend corrective care.

  • Lesson 4 • Smoothing and Keratin Treatments

    Covers formaldehyde-free and keratin-based smoothing treatment protocols. Addresses ventilation, safety, and client suitability for these services.

  • Lesson 5 • Permanent Waving Techniques

    Covers rod selection, wrapping patterns, and processing for permanent waves. Develops competency in creating controlled curl and wave patterns.

Chapter 7See details

Nail Care and Nail Technology

  • Lesson 1 • Nail Enhancement Systems

    Introduces acrylic, gel, and dip powder enhancement application and removal. Develops skills for high-demand nail extension and overlay services.

  • Lesson 2 • Pedicure Procedures and Foot Care

    Covers foot soaking, callus reduction, nail shaping, and lower leg massage. Expands service offerings to include complete foot care treatments.

  • Lesson 3 • Manicure Procedures and Techniques

    Executes basic and spa manicure procedures including shaping, cuticle care, and massage. Builds foundational hand and nail service competencies.

  • Lesson 4 • Nail Anatomy and Disorders

    Examines nail plate, matrix, bed, and surrounding structures and common disorders. Provides the anatomical basis for safe nail service delivery.

  • Lesson 5 • Nail Art and Finishing Techniques

    Applies stamping, freehand painting, and embellishment techniques for creative designs. Adds artistic value to nail services and increases client retention.

Chapter 8See details

Esthetics and Facial Services

  • Lesson 1 • Basic Facial Treatment Procedures

    Executes cleansing, exfoliation, extraction, masking, and moisturising steps. Establishes the standard facial protocol students adapt for all skin types.

  • Lesson 2 • Advanced Facial Treatments

    Introduces chemical peels, microdermabrasion, and LED therapy protocols. Prepares students for specialised esthetic services requiring advanced skill.

  • Lesson 3 • Facial Massage Techniques

    Teaches effleurage, petrissage, tapotement, and vibration movements for the face. Develops manual dexterity and client relaxation skills central to facial services.

  • Lesson 4 • Makeup Application Fundamentals

    Applies colour theory and face mapping to foundation, contouring, and eye makeup. Builds makeup artistry skills that complement esthetic service offerings.

  • Lesson 5 • Waxing and Hair Removal Services

    Covers soft wax, hard wax, and threading techniques for facial and body areas. Trains students to perform hair removal safely with minimal skin trauma.

Certification

Your valid completion certificate

This course is for you:

  • Aspiring cosmetologists: seeking a structured path to professional licensure and employment.

  • Career changers: leaving unrelated fields to pursue a hands-on, people-centred trade.

  • Salon assistants: ready to move beyond support roles into fully licensed service providers.

  • Beauty enthusiasts: wanting to transform a personal passion into a legitimate, paying career.

  • Recent graduates: exploring skilled trades as an alternative to traditional four-year degrees.

  • Entrepreneurs: planning to open or manage a salon and needing foundational industry knowledge.

What our students say

Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.
André Felipe
André FelipePrompt Engineering Student

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