Nutrition can make or break your mental health

The Link Between Nutrition and Mental Health: Why Food Matters More Than Ever

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By Jim Byrne, Doctor of Counselling

Blog post on 18th February 2026

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Summary

This blog post explores the significant link between nutrition and mental health, highlighting how dietary choices can profoundly affect mood, energy, and overall wellbeing. Citing recent research and public health initiatives, it emphasises the dangers of processed foods and excessive sugar, while also introducing Renata Taylor-Byrne’s book, Nutrition as Therapy, as a practical guide for those seeking natural ways to improve their mental health through better nutrition.

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Food in the News

In recent months, headlines across the UK and US have spotlighted a growing concern: the impact of diet on mental health. With rising rates of anxiety, depression, and stress-related conditions, experts are urging the public to pay attention to what’s on their plates. The British Medical Journal recently published findings indicating that highly processed foods and excessive sugar intake are linked to poorer mood and increased risk of psychological distress. Meanwhile, the NHS has launched initiatives to encourage communities to adopt healthier eating habits, recognising food as a vital tool for mental wellbeing.

A new book to inform and motivate change

Nutrition as Therapy, Front cover of Renata's new bookAmidst this backdrop, Renata Taylor-Byrne’s Nutrition as Therapy arrives at just the right moment. Drawing from robust scientific evidence and real-life stories, Taylor-Byrne offers a refreshing alternative to prescription drugs and high-tech solutions.

Her book shows how simple changes—such as swapping processed snacks for nourishing whole foods and considering essential supplements—can dramatically improve energy, focus, and emotional balance.

What’s more, she provides practical guidance for readers to reclaim their health, making the complex world of nutrition accessible and empowering.

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About Renata’s book

Renata Taylor-Byrne, author and research director, writes new book on nutrition and mental healthIf you’re a nutrition enthusiast, healthcare professional, or simply someone seeking better mental health, Nutrition as Therapy is a must-read. It’s not just about food; it’s about taking control of your wellbeing and finding hope in everyday choices. As the conversation around food and mental health grows louder, this book offers a bridge to understanding and lasting change. Discover the movement toward empowered health—visit ABC Bookstore Online UK and explore Renata Taylor-Byrne’s transformative message today.

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Nutrition as Therapy, Front cover of Renata's new bookWhat are your views on the subject of nutrition and mental health?

Please leave your comments below.

Thanks for your time and interest.

Sincerely,

Jim

Dr Jim Byrne

Doctor of Counselling

ABC Bookstore Online UK

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Progressive Muscle Relaxation for Anxiety: A Case Study

Blog post on 2nd July 2024

Dr-Jim-Byrne8 (2)Renata Taylor-Byrne’s book explores using progressive muscle relaxation to combat anxiety, citing a case study of a college student haunted by fears rooted in a family tragedy. After receiving therapy and implementing relaxation exercises, she overcame her fears and excelled academically abroad. This approach proved more effective than medication or cognitive behavioral therapy. The case highlights the efficacy of addressing mental issues through physical means, demonstrating the power of body-mind connection in alleviating anxiety. For more details, refer to “Relax and Enjoy It!” by Renata Taylor-Byrne.

How progressive muscle relaxation could cure your anxiety problems

Health coach, Renata Taylor-ByrneIn the preface to her book on how to do progressive muscle relaxation, Renata Taylor-Byrne wrote about a couple of case studies where muscle relaxation was used to effectively overcome intense anxiety. This is one of those case studies:

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A college student had been plagued for a long time by fears of the dark; being on her own; and of fires breaking out, and harming her. Part of the cause was this: Her aunt had been killed in a fire three years earlier, and when she (this young student) tried to get to sleep each night, she had very strong images of scorching fires, and people in flames. This was obviously why she found it very hard to sleep at night; and she felt so vulnerable that she had to have someone in the room while she slept; and she had to have the room illuminated all night. (This case is described in a book by Bernstein, Borkovec and Hazlett-Stevens, 2000, Page 18, also in the References list, below).

Rexatation BookEventually she went to see a therapist, and told the therapist that she had to go and study in another country in seven weeks’ time. She didn’t think she could handle the stress of the travel and the new location, and would have to drop out of the study programme.

How could this student handle the necessary changes needed for her to be able to continue with her academic commitments abroad?

A physical solution for a mental problem

The therapist treated her with progressive muscle relaxation training (in a shortened form, similar to that in Chapter 10, because of lack of time), and she practised the exercises twice a day herself; the second session each day being at her bedtime. As well as the daily relaxation sessions, she was instructed to gradually reduce the light level in her room – over a period of many days – and to do her second relaxation session in bed before her roommate came in.

The procedure she was following was designed to enable her to become slowly adapted to more challenging situations, which she had previously feared – (a dark room, with no-one else in it) – and she was experiencing these situations in a very relaxed state.

Health coach, Renata Taylor-ByrneShe carefully followed the therapist’s instructions, and, by the time of the third interview, she was able to announce that her fears had greatly diminished, because of her growing skill at using the prescribed exercises to relax her body and mind, and to bring on sleep. Her training sessions and ‘in vivo’ practice[1] – (the gradually darkening room and her increasing ability to feel comfortable going to sleep in a room on her own) – had paid off!

Anti-anxiety medication and CBT would not have produced such radical results. Working through the body is one of the best ways of calming the mind!

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Rexatation BookTo read more about this book, please go here: Relax and Enjoy It!

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Jim Byrne, Doctor of Counselling

Executive Director of the ABC Bookstore

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Footnote from above

[1] In behaviour therapy, ‘in vivo exposure’ means directly facing a feared object, situation or activity in real life; which, in the example above, means facing up to the fear of being alone in an increasingly darkened room.