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Certificate in Diet and Nutrition (Level 3)

Course Overview

Nutritionist Course Online

The fully-accredited Nutritionist Course Onlineprovides an insightful and inspiring introduction to one of the world’s most important lifestyle topics. From a basic introduction of nutrition as a concept through to dietary requirements, metabolism and eating disorders, the course delivers a comprehensive package of teachings. By focusing on the development of knowledge and skills centred around the key principles of sound dietary habits, candidates gain the confidence and competence to join a fantastically rewarding global industry.

Nutritionist Course Online, is split into seven easily-digestible units with no prior knowledge or experience required. Starting out, candidates discover the very basics of nutrition including what the term actually means and why it matters. The syllabus then moves onto the role dietary habits and specific nutrients play in the human body, incorporating an introduction to the various food groups and their importance.

In later units, the course switches its focus to the body’s metabolism and the maintenance of a healthy bodily weight. Candidates are also introduced to a range of common eating disorders along with their respective symptoms, triggers, effects and known treatments. Ultimately, the course communicates the importance of and the key to achieving optimum health and wellbeing, through careful balance and positive lifestyle choices.

This intensive Nutrition Certificate Online, serves as an outstanding platform upon which to begin an incredible career as a professional diet and nutrition advisor. 

Course Syllabus

Nutritionist Certification Online: Key Topics

Unit 1 - An Overview of Nutrition

In the first unit, the course focuses on the very basics of nutrition as a concept and its importance. Candidates are guided through key elements including what nutrition is and why it matters, along with an introduction to BMI and daily energy requirements.

Unit 2 - Dietary Nutrition

This unit takes things a little further to shed light on the specific nutrients the human body needs and the role they play in nutrition. Along with exploring proteins, fats, fibre and carbohydrates, the unit also examines the importance of understanding food labels.

Unit 3 - The Balanced Diet

The third unit brings together the two prior units by focusing on balanced diets. Candidates are introduced to diet-balancing as a principle, along with what exactly a balanced diet is and how nutrients work in collaboration to achieve this important balance.

Unit 4 - Dietary Requirements

In this unit, candidates learn about the differences in nutritional requirements from one person to the next, along with the potential consequences of an imbalanced diet. Several diseases related to poor dietary habits are introduced, including cancer, obesity and heart disease.

Unit 5 - Eating Disorders

The fifth unit provides a basic introduction to some of the most prevalent and harmful eating disorders. Candidates gain a deeper understanding of the symptoms, triggers and potential treatments for anorexia, bulimia and a range of common childhood eating disorders.

Unit 6 - Weight Loss

The concept of metabolism is introduced in this unit, which focuses on both weight-loss and the maintenance of a healthy bodily weight. Course content covers the mechanics of the metabolism, the healthy use of calories and the importance of weight-loss motivation.

Unit 7 - Weight Control

The final unit of the course continues the weight control theme by investigating what it means to be a ‘healthy’ weight and the adoption of a healthy lifestyle. Along with proactive dietary habits, this unit also introduces the importance of exercise.

This Nutrition Certificate Online consists of the following seven units:

Fee & Payment Options

Paying in Instalments: £395 (Interest FREE Instalments)

Deposit: £95

No of Instalments: 12

Each Instalment: £25

Pay in Full: (£80 Discount) £315


At the end of this course successful learners will receive a Certificate of Achievementfrom ABC Awards and Certa Awards and a Learner Unit Summary (which lists the components the learner has completed as part of the course).

The course has been endorsed under the ABC Awards and Certa Awards Quality Licence Scheme.  This means that Brentwood open learning college has undergone an external quality check to ensure that the organisation and the courses it offers, meet defined quality criteria. The completion of this course alone does not lead to a regulated qualification* but may be used as evidence of knowledge and skills gained. The Learner Unit Summary may be used as evidence towards Recognition of Prior Learning if you wish to progress your studies in this subject. To this end the learning outcomes of the course have been benchmarked at Level 3 against level descriptors published by Ofqual, to indicate the depth of study and level of demand/complexity involved in successful completion by the learner. 

The course itself has been designed by Brentwood open learning college to meet specific learners’ and/or employers’ requirements which cannot be satisfied through current regulated qualifications. ABC Awards/Certa endorsement involves robust and rigorous quality audits by external auditors to ensure quality is continually met.  A review of courses is carried out as part of the endorsement process.

ABC Awards and Certa Awards have long-established reputations for providing high quality vocational qualifications across a wide range of industries. ABC Awards and Certa Awards combine over 180 years of expertise combined with a responsive, flexible and innovative approach to the needs of our customers.

Renowned for excellent customer service, and quality standards, ABC Awards and Certa Awards also offer regulated qualifications for all ages and abilities post-14; all are developed with the support of relevant stakeholders to ensure that they meet the needs and standards of employers across the UK.

Career Path



Upon completing the course, your new credentials will help advance your current career, or start out in an entirely new direction. Typical positions in diet and nutrition include nutrition researcher, nutrition educator, consultant nutritionist, family nutritionist and many more besides, with salaries of around £20,000 to £40,000+. 

Who Should Take This Course?
  • Newcomers interested in exploring a new career path
  • Existing workers looking to climb the career ladder
  • Anyone with a genuine interest in health and nutrition
  • Nurses, carers and health workers at all levels
  • Candidates looking to boost their CVs and career prospects

Related Links:

Diploma in Diet and Nutrition (Level 4)

Certificate in Beauty Therapy & Salon Management (Level 3)

Course Level
Level 3

Awarding Body
ABC Awards

Study Method
Online Learning

Course Duration
200 Hours Approx.

Entry Requirements
No entry requirement.

Start Date

  • Learn how to become a nutritionist online
  • Study a range of common eating disorders
  • Learn how to produce tailored diets and eating plans
  • Explore effective weight loss and management methods
  • Discover the importance of the balanced diet 

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