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Advanced Clinical Weight Loss Practitioner™ Certification

Advanced Clinical Weight Loss Practitioner™ Certification

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Help clients work towards sustainable weight management with personalised nutrition and behaviour strategies. Explore the science of appetite, hunger hormones and eating psychology to develop tailored approaches to weight control and long-term weight maintenance.

Certification at a glance:

  • 70 evidence-based units, lifetime access
  • Accredited for 90 CPD hours/9.0 CE units
  • 78 downloadable ready-to-use practical client materials
  • 500+ additional scientific resources
  • Skill Lab™ to practise what you learn before applying with clients
  • Approved by IICT and underwriters for membership and insurance
  • Bonus Module: Personality Traits and Weight Loss Psychology, including the Weight Loss Personality Test™ with Results and Client Recommendations

This Level 5 professional certification addresses some of the most common questions and concerns surrounding the science of weight loss. 

We explore how appetite neurochemistry, hunger hormones, nutrition science, food addiction, eating psychology, and food allergies and intolerances contribute to weight loss over time. Then, we give you the knowledge you need to advise clients as they strive to become healthier from the inside out.

Look beyond calories to understand what may be driving weight gain

Weight management can involve far more than portion size or knowing which foods are “healthy”.

Appetite regulation, food cravings, metabolic needs, eating psychology, stress, sleep, activity, food intolerance risks and the client’s previous dieting experiences can all influence what happens over time.

The Advanced Clinical Weight Loss Practitioner™ certification teaches you how to assess those different factors and build a more individualised approach to weight management.

You’ll explore:

  • Appetite neurochemistry and the brain’s response to food
  • Hunger hormones and appetite regulation
  • Food cravings and overeating
  • Food addiction
  • Eating psychology and dieting behaviour
  • Weight regain predictors
  • Body composition assessment
  • Weight history and anthropometric tracking
  • Metabolic analysis
  • Protein, carbohydrate and fat requirements for weight management
  • Physical activity and fitness
  • Hydration
  • Stress and weight-management behaviours
  • Sleep and circadian irregularities
  • Food allergies and intolerance risks
  • Behaviour change, motivation and habit formation
  • Personality traits and their relevance to weight-loss support
  • Appropriate medical or psychological referral


Practical materials to earn while you learn

Your certification includes 78 downloadable client materials and session handouts to help you move from learning the science to applying it in structured client work.

The practical side of the certification covers:

  • Body composition and weight assessment
    Gather information on body composition, weight history, health risks, metabolism and anthropometric changes to establish a clearer starting point.
  • Food, fluid and lifestyle evaluation
    Use dietary records, questionnaires and client information to explore food intake, hydration, physical activity and lifestyle factors.
  • Nutrition and macronutrient planning
    Calculate individual protein, carbohydrate and fat requirements and use them to develop personalised, non-prescriptive sample plans.
  • Eating psychology and behaviour change
    Work through food cravings, overeating, motivation, habits and other behavioural factors that may influence progress.
  • Progress tracking and plan adjustment
    Monitor body-composition changes, food and fluid intake, lifestyle behaviours and progress so recommendations can be adjusted where appropriate.

The course also includes practical assignments, questionnaires, guided activities and client-facing templates for assessment and program planning.

Bonus Module: Personality Traits and Weight Loss Psychology

Use the Weight Loss Personality Test™, its results and accompanying client recommendations to explore how personality traits may influence an individual’s approach to weight management and how you communicate and coach around their goals.

Graduates can use this specialisation across private practice, weight-management clinics, fitness and wellness settings, corporate wellbeing and multidisciplinary environments. It can support work with clients seeking help with body composition, metabolic health, appetite regulation, food cravings, eating behaviour and sustainable weight-management strategies.

It can also help graduates build a more specialised weight-management service within an existing nutrition, coaching or fitness practice, or develop dedicated 1:1 programs that combine nutrition, behaviour change, body-composition assessment and ongoing progress tracking.

Learn the skills behind personalised weight management

When you complete this certification, you’ll be uniquely trained to apply nutrition biochemistry and eating psychology to help clients overcome food addiction and lose weight more effortlessly.

  • Perform a body composition assessment, weight history evaluation, and metabolic analysis, assess health risk, and track anthropometric changes
  • Identify symptoms of food addiction, food intolerances, acute stress, or circadian irregularities, and make recommendations to help alleviate them (whilst ensuring medical or psychological referral where appropriate)
  • Evaluate food records, fluid intake, and fitness level, and build a personalised nutritional, activity and lifestyle program for effective fat loss
  • Identify the main triggers of food cravings and overeating, how hunger hormones are regulated, dieting psychology, and weight re-gain predictors
  • Calculate individual protein, carbohydrate and fat requirements for weight loss, and adjust a diet plan based on activity level and metabolic needs
  • Apply advanced strategies for successful fat loss, including SCM coaching techniques, motivational systems, and personality typing

Frequently Asked Questions

Are there any prerequisites or qualification requirements?

No. You do not need any previous qualifications, nutrition degree, or professional experience to join our certifications.

Our certifications are designed to take you from foundational concepts through to advanced, evidence-based practice at your own pace. Whether you're completely new to nutrition or already working in health, fitness, coaching, or another profession, you'll start with the fundamentals before progressing to more advanced topics.

Can I study at my own pace?

Yes. Every THSA certification is designed to fit around your life, not the other way around.

There are no fixed class times, assignment deadlines, or cohort schedules. You can begin whenever you're ready, study at your own pace, and take breaks whenever you need to. Whether you complete your certification in a few weeks or spread your learning over several months, you'll have the flexibility to learn in a way that works for you.

Do I have lifetime access to my certification?

Yes. Your enrollment is a one-time investment in your professional development.

Once you enroll, you'll receive lifetime access to your certification, including future updates to the course materials at no additional cost. Whether you want to revisit a module before working with a client, refresh your knowledge years later, or explore newly added content, your learning will always be available when you need it.

Can I obtain professional insurance after completing a THSA certification?

Many graduates are eligible to apply for professional insurance after successfully completing a THSA certification.

THSA certifications are recognised by the International Institute for Complementary Therapists (IICT), allowing eligible graduates to apply for professional insurance in more than 38 countries. Depending on your profession and location, you may also be able to obtain cover through other insurance providers.

As insurance requirements vary by country and profession, we recommend checking with your preferred insurer to confirm eligibility based on your individual circumstances.

Can I get printed course materials?

Yes. If you prefer studying from physical resources, high-quality printed packs are available to purchase as an add-on.

Your certification includes full digital access to all learning materials, so printed resources are an additional option for learners who enjoy studying away from a screen.

Do you offer a money-back guarantee?

Yes. We want you to feel confident in your decision to study with us.

If you decide your certification isn't the right fit, we offer a 14-day money-back guarantee, subject to our Refund Policy and Terms & Conditions.