EARLY BIRD OFFERS ARE AVAILABLE FOR OUR FEBRUARY INTAKE, APPLY NOW • OUR NEXT ONLINE OPEN EVENT TAKES PLACE 5 DECEMBER 2025 • NEW PODCAST ALERT! DAN KITTREDGE UNPACKS NUTRIENT DENSITY IN THE OPTIMUM NUTRITION PODCAST •

EARLY BIRD OFFERS ARE AVAILABLE FOR OUR FEBRUARY INTAKE, APPLY NOW • OUR NEXT ONLINE OPEN EVENT TAKES PLACE 5 DECEMBER 2025 • NEW PODCAST ALERT! DAN KITTREDGE UNPACKS NUTRIENT DENSITY IN THE OPTIMUM NUTRITION PODCAST •

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Start your career

→BSc (Hons) Nutritional Therapy →Cert HE Personalised Diet and Health→Science Access

Expand your career

→Graduate Diploma Integrative Functional Nutrition→BSc (Hons) Nutritional Therapy Top-up→Return to Practice

Build your course

→Level 4 Short courses→Level 5 Short courses→Level 6 Short courses

Personal development

→Diet and Health

CPD

→Live CPD courses→On-demand CPD courses

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APPLY NOW
Online December open event
Early bird offers available now
New podcast episode is live
Speak to us today
Download our prospectus
01

Online December open event

02

Early bird offers available now

03

New podcast episode is live

04

Speak to us today

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Download our prospectus

Join us for our online open event on 5 December

Early bird offers available for our February intake

Dan Kittredge unpacks food, farming and future health

Get all your questions answered. Book a call now

Find out everything about our courses

Join us online to explore our courses and meet the team. Find out how a career in nutritional therapy can change lives — including yours.

Get a discount on the fees for the Cert HE Diet & Health, BSc (Hons) Nutritional Therapy and GradDip Integrative Functional Nutrition

In our latest podcast, Dan Kittredge, founder of the Bionutrient Food Association, explores the science of nutrient density, soil health, and the future of food. Discover how citizen science and better farming can transform public health – one bite at a time.

Book a free one-to-one call with our Admissions Team. We’ll help you explore your next steps and support you in starting your journey into nutritional therapy.

Whatever stage you're at in choosing an ION course, you'll find everything you need to know about studying nutrition with us in our prospectus.

Join us online to explore our courses and meet the team. Find out how a career in nutritional therapy can change lives — including yours.

Get a discount on the fees for the Cert HE Diet & Health, BSc (Hons) Nutritional Therapy and GradDip Integrative Functional Nutrition

In our latest podcast, Dan Kittredge, founder of the Bionutrient Food Association, explores the science of nutrient density, soil health, and the future of food. Discover how citizen science and better farming can transform public health – one bite at a time.

Book a free one-to-one call with our Admissions Team. We’ll help you explore your next steps and support you in starting your journey into nutritional therapy.

Whatever stage you're at in choosing an ION course, you'll find everything you need to know about studying nutrition with us in our prospectus.

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Courses.
Find your path today
Ready to shape your career in nutrition? ION offers flexible online nutrition course for everyone, whether you’re curious about nutrition or ready to launch a career in nutrition. Validated by the University of Portsmouth, our courses include short courses to degrees in personalised nutrition to fit around your life. Rollover a card below to watch a quick overview of the course:

Start your career

BSc (Hons)
Nutritional Therapy

Become a Nutritional Therapist with a deep understanding of nutrition and lifestyle science, plus practical skills to support lasting change. 

Enrolling Now for February

Further enrolment intake in September

Diet and lifestyle educator 

Cert HE Personalised
Diet and Health

Explore how real food supports health and prepare to lead groups or work one-on-one to inspire lasting change. 

Enrolling Now for February

Further enrolment intake in September

Integrate nutrition into practice 

Graduate Diploma
Integrative Functional Nutrition

Case-based course for healthcare and CAM professionals integrating personalised nutrition into clinical or non-clinical practice. 

Enrolling Now for February

Further enrolment intake in September

Raise your profile 

BSc (Hons)
Nutritional Therapy top-up

A fast-track pathway to a degree in nutritional therapy using recognised prior learning. Exclusive to nutritional therapy practitioners. 

Enrolling Now for February

Further enrolment intake in September

Prepare for degree level

Science
Access

Gain a solid foundation in the core sciences and an understanding of how they relate to nutrition.   

Enrolling Now for January

Further enrolment intake in October, May

Get back on track 

Return to
Practice

A range of options validated by the University of Portsmouth for qualified nutritional therapists who have been out of practice. 

Enrolling Now for February

Further enrolment intake in September

CPD events.
Enhance your knowledge
Level up with our engaging CPD courses. Designed for nutritional therapy practitioners, healthcare professionals, nutritionists, dietitians, naturopaths and qualified healthcare professionals, our popular sessions offer advanced insights into nutrition and lifestyle medicine. Led by experts, with interactive case studies and practical tips.
Our next CPD event is...
Event image

Mastering bone health: An integrative framework for osteoporosis prevention and management

With:
Maria
Rigopoulou
On:
12/11/2025
Duration:
1
day
Provides:
BANT,ION,NNA

This course aims to help practitioners to gain confidence in recognizing early signs of bone loss. Explore osteoporosis beyond calcium, addressing regular and advanced testing. Investigate diet trends, exercise, as well as the emotional drivers of bone loss. Designed for clinical practice, it will allow you translate complexity into impact.

Other CPD courses to explore..

Exploring the ketogenic diet:<br>Can it ever be optimal?

VOD Event

Exploring the ketogenic diet:
Can it ever be optimal?

The course will examine the ways in which the ketogenic diet may be useful in your clinical practice.

With:

Dawn
Waldron

Spans:

5
Hours

CPD:

BANT,NNA

Cancer: Nutritional support before, during and after treatment and beyond - 2025 edition

VOD Event

Cancer: Nutritional support before, during and after treatment and beyond - 2025 edition

Intensive three-day course designed to help practitioners develop skills and gain confidence in working with clients affected by a range of cancers, to deliver personalised nutrition and lifestyle advice.

With:

Carol
Granger

Spans:

15
Hours

CPD:

BANT,NNA

Metabolic Syndrome: How multiple conditions collide

VOD Event

Metabolic Syndrome: How multiple conditions collide

Two-day event delving into the complex interplay of conditions defining metabolic syndrome, exploring its physiological underpinnings, clinical implications, and evidence-based interventions.

With:

Natalie
Louise Burrows

Spans:

10
Hours

CPD:

BANT,NNA

Navigating inflammatory bowel disease:<br>A practitioner’s guide

VOD Event

Navigating inflammatory bowel disease:
A practitioner’s guide

Understand the complexities of Inflammatory Bowel Disease; different types and subtypes, disease stages, associated complications and medical treatments.

With:

Clemmie
Oliver

Spans:

5
Hours

CPD:

BANT,NNA

News Scoop.
Nutrition trends and insights
Stay in the loop with the juiciest nutrition insights, news and updates from ION. Explore our inspiring range of free videos, podcasts, and articles for a feast of knowledge.
ION updateREAD MORE

Nutrition courses for you, your life and your career

ION updateREAD MORE

October Open Event (Online) - 31 October 2025

InterviewREAD MORE

New podcast drop!

RecipeREAD MORE

One-Pot Cod and Coconut Curry

News articleREAD MORE

Pause for Thought

The ION shop.
We sell more than courses! Browse our selection for a treat
Step into the ION Shop — a place to discover inspiring resources and thoughtful finds that bring the joy of nutrition into everyday life.
The five principles of optimum Nutrition

Media and courses

The five principles of optimum Nutrition

Five part home study taster course designed to introduce you to nutritional therapy education.

The Colourful Kitchen Collection

Books and magazine

The Colourful Kitchen Collection

A selection of over 80 recipes for optimum health and wellbeing.

1984 Anniversary t-shirt

Clothing

1984 Anniversary t-shirt

A limited edition t-shirt with screen-printed logo on front and 1984 on rear

Large umbrella

Homeware

Large umbrella

Your all-weather ticket to event-day elegance.

Autumn 2022 - Optimum Nutrition magazine

Books and magazine

Autumn 2022 - Optimum Nutrition magazine

The penultimate issue of our 35 year strong quarterly magazine

Winter 2022 - Optimum Nutrition magazine

Books and magazine

Winter 2022 - Optimum Nutrition magazine

The final issue of our 35 year strong quarterly magazine