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The Bodybuilding Dietitians

Home
Services
Weekly Training And Nutrition Coaching
Bodybuilding Coaching
Dietetic Consultations
Single Consultation
Podcast
About
Blog
Enquire Now
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Jack Radford-Smith
October 27, 2025

Diet Foods During Contest Prep: Gut Health, Bloating, and Performance Explained

Jack Radford-Smith
October 27, 2025

Learn the science behind how sugar alcohols, gums, and added fibres in low-calorie foods can impact digestion, gut health, and stage conditioning. A must-read for physique athletes serious about performance and precision.

Comment
Jack Radford-Smith
October 23, 2025

Fat Loss Plateaus Explained: The Real Reasons You’re Not Losing Weight

Jack Radford-Smith
October 23, 2025

Struggling to lose body fat despite your best efforts? Learn the top 5 scientifically proven reasons behind fat loss plateaus, and how to fix them. Understand the roles of accuracy, energy balance, NEAT, consistency, and calorie deficits in achieving sustainable fat loss.

Comment
Jack Radford-Smith
October 20, 2025

Fasted Training vs Fed Training: What’s Best for Building Muscle?

Jack Radford-Smith
October 20, 2025

Is fasting sabotaging your muscle gains? Learn how pre- and post-workout nutrition impact strength, recovery, and muscle growth, and how to fuel for optimal performance.

Comment
Jack Radford-Smith
October 15, 2025

The Smart Way to Begin a Competition Prep (and the Mistakes to Avoid)

Jack Radford-Smith
October 15, 2025

Starting a bodybuilding prep from the wrong point can lead to burnout, muscle loss, and hormonal issues. Learn why your starting body composition, energy availability, and metabolic health determine your success on stage, and how to set up a prep that maximises results and minimises risk.

Comment
Jack Radford-Smith
October 15, 2025

Why “Low Calories” Don’t Always Mean the Same Thing for Everyone

Jack Radford-Smith
October 15, 2025

Calorie numbers are meaningless without context. Learn why “low calories” are relative, how energy availability impacts your health and performance, and how to approach dieting with nuance, especially during bodybuilding prep.

Comment
Jack Radford-Smith
October 12, 2025

Anti-Inflammatory Eating for Clearer, Healthier Skin

Jack Radford-Smith
October 12, 2025

Learn how pro-inflammatory foods accelerate skin ageing and breakouts, and discover the nutrients that protect and repair your skin from within.

Comment
Jack Radford-Smith
October 11, 2025

The Truth About Fruits and Vegetables: Why You’re Probably Not Eating Enough

Jack Radford-Smith
October 11, 2025

Discover how fruits and vegetables compare in calories, carbs, and nutrients, and learn why colour diversity supports gut health, recovery, and long-term performance.

Comment
Jack Radford-Smith
October 10, 2025

Bodybuilding Prep Mistakes That Sabotage Your Results

Jack Radford-Smith
October 10, 2025

Learn the most common competition prep red flags that can derail your progress, from binge eating to burnout. Discover how to recognise these warning signs early and approach bodybuilding prep with discipline, balance, and awareness.

Comment
Jack Radford-Smith
October 3, 2025

Calorie Calculators Are Lying to You | Here’s How to Find Your Targets

Jack Radford-Smith
October 3, 2025

Calorie calculators can only estimate your needs. Learn how to accurately find maintenance calories, set your macros, and adjust for fat loss or muscle gain. A practical, evidence-based guide to building or cutting without guesswork.

Comment
Jack Radford-Smith
October 3, 2025

The Hard Reality of Bodybuilding Prep (And How to Prepare for It)

Jack Radford-Smith
October 3, 2025

Bodybuilding prep is one of the toughest challenges in sport, but it’s not for beginners. Learn why prep exposes every weakness, what you need before starting, and how to set yourself up for success on stage.

Comment
Jack Radford-Smith
September 29, 2025

The Athlete’s Guide to Food Diversity for Gut Health and Performance

Jack Radford-Smith
September 29, 2025

Discover why eating the same meals every day may hold back your health and performance. Learn how simple food swaps boost nutrition diversity, gut health, recovery, and long-term results.

Comment
Jack Radford-Smith
September 26, 2025

Sugar Alcohols and Digestion: Pros, Cons, and Evidence-Based Guidance

Jack Radford-Smith
September 26, 2025

Sugar alcohols are marketed as a low-calorie swap for sugar, but do they really help with fat loss and performance, or just cause bloating and hidden calories? Discover the evidence, pros, and cons of sugar alcohols in this science-based guide.

Comment
Jack Radford-Smith
September 24, 2025

8 Hard Truths About Bodybuilding Prep You Need to Hear

Jack Radford-Smith
September 24, 2025

Discover the hard truths of bodybuilding, from delayed gratification to evolving standards. Learn what it really takes to succeed in competitive bodybuilding and how to prepare smarter with evidence-based coaching.

Comment
Jack Radford-Smith
September 22, 2025

How to Improve Gut Health Naturally (Without Supplements)

Jack Radford-Smith
September 22, 2025

Discover what really drives gut health. Learn why fibre, whole foods, and fermented foods beat powders and “gut resets”, and the science-backed steps you can take to build a healthy gut microbiome.

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Jack Radford-Smith
September 22, 2025

Bodybuilding Prep Mistakes: Why Comparison Hurts Your Performance

Jack Radford-Smith
September 22, 2025

Copying another athlete’s bodybuilding prep won’t win you a trophy. Learn why comparison is harmful, what truly determines success on stage, and how to stay focused on your individualised prep plan.

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Jack Radford-Smith
September 17, 2025

Are You Deficient in Iron or Calcium? Here’s What You Need to Know

Jack Radford-Smith
September 17, 2025

Most adults miss their daily iron and calcium targets, risking fatigue, poor recovery, and long-term bone health issues. Learn why these nutrients matter, how much you need, and how to actually meet requirements through food and supplementation.

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Jack Radford-Smith
September 17, 2025

The Science of Carbohydrate Digestion and Absorption

Jack Radford-Smith
September 17, 2025

Carb digestion doesn’t happen in one step, it’s a complex process involving enzymes, stomach acid, and your gut microbiome. Learn how your body digests and absorbs carbohydrates, why fibre is vital, and how carbs support both energy and long-term health.

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Jack Radford-Smith
September 15, 2025

The Best Foods and Nutrients to Prevent Hair Loss

Jack Radford-Smith
September 15, 2025

Hair loss is often genetic, but nutrition and lifestyle can still support hair health. Learn the best foods, nutrients, and supplements for hair growth, plus evidence-based strategies for sleep, stress, and recovery.

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Jack Radford-Smith
September 13, 2025

Bodybuilding Success: Why Your Placing Doesn’t Define You

Jack Radford-Smith
September 13, 2025

Placing in bodybuilding shows doesn’t define your success. True progress comes from discipline, effort, and personal growth. Learn why internal victories matter more than trophies, and how to redefine success in a sport where only a few walk away with medals.

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Jack Radford-Smith
September 10, 2025

4 Food Combinations That Boost Nutrient Absorption

Jack Radford-Smith
September 10, 2025

Discover the science of food synergy. Learn how pairing foods like vitamin C with iron, olive oil with tomatoes, and rice with beans can significantly boost nutrient absorption, performance, and health. Simple, evidence-based food hacks to optimise your diet.

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Older Posts

Our Instagram:

Would you rather be hungry with bloating… or hungry without it? Because either way, you’ll be hungry at some point in prep.

Many “prep-friendly” diet foods contain ingredients the gut can’t fully absorb or process. The
Most people don’t have a slow metabolism.
⠀
It’s no secret that losing body fat takes effort, structure, and consistency. But for many, the real challenge isn’t understanding what to do, it’s doing it accurately and repeatedly
You can’t out-train poor fuelling.

Hypertrophy is performance-driven, the better you train, the stronger the signal for adaptation. Pre- and post-workout nutrition are what allow you to express that training potential. When you train fasted, y
You can’t diet your way out of a bad starting point.

No matter how disciplined you are, if you start prep too heavy, you’re already playing catch-up. Beginning 25 to 30 percent above stage weight means your entire prep becomes an uphill
Stop comparing calorie numbers when your physiology, recovery, and output aren’t the same.

It’s easy to assume that the athlete eating more food is in a “better” position during prep or a dieting phase… but that’
The healthiest foods on the planet are also the most misunderstood.

Despite what social media trends might suggest, the diet that supports longevity, metabolic health, and performance isn’t solely defined by what you exclude, it’s mainly
The Bodybuilding Dietitians Podcast is back!

After more than two years, we’re excited to return with fresh episodes, available in both audio and video formats across all major platforms, including YouTube.

Join hosts Jack Radford-Smith, Tyarr
Number 7 is more common than you think…

Bodybuilding is one of the most rewarding (and confronting) sports out there. It demands control, precision, and sacrifice. But it also tests your relationship with food, your body, and your identity in
Calorie calculators are lying to you.

The truth is that there is no precise, universal calorie target. Energy expenditure isn’t static, it shifts daily with training load, NEAT (non-exercise activity), recovery status, and even stress. This me
Featured
1.jpg
Diet Foods During Contest Prep: Gut Health, Bloating, and Performance Explained

Learn the science behind how sugar alcohols, gums, and added fibres in low-calorie foods can impact digestion, gut health, and stage conditioning. A must-read for physique athletes serious about performance and precision.

Read More →
1.jpg
Fat Loss Plateaus Explained: The Real Reasons You’re Not Losing Weight

Struggling to lose body fat despite your best efforts? Learn the top 5 scientifically proven reasons behind fat loss plateaus, and how to fix them. Understand the roles of accuracy, energy balance, NEAT, consistency, and calorie deficits in achieving sustainable fat loss.

Read More →
FASTING AND MUSCLE GAIN.jpg
Fasted Training vs Fed Training: What’s Best for Building Muscle?

Is fasting sabotaging your muscle gains? Learn how pre- and post-workout nutrition impact strength, recovery, and muscle growth, and how to fuel for optimal performance.

Read More →
1.jpg
The Smart Way to Begin a Competition Prep (and the Mistakes to Avoid)

Starting a bodybuilding prep from the wrong point can lead to burnout, muscle loss, and hormonal issues. Learn why your starting body composition, energy availability, and metabolic health determine your success on stage, and how to set up a prep that maximises results and minimises risk.

Read More →
TBD Calorie Context White Post.jpg
Why “Low Calories” Don’t Always Mean the Same Thing for Everyone

Calorie numbers are meaningless without context. Learn why “low calories” are relative, how energy availability impacts your health and performance, and how to approach dieting with nuance, especially during bodybuilding prep.

Read More →
Brown Simple Tips Shoot Blog Banner copy.jpg
Anti-Inflammatory Eating for Clearer, Healthier Skin

Learn how pro-inflammatory foods accelerate skin ageing and breakouts, and discover the nutrients that protect and repair your skin from within.

Read More →
1.jpg
The Truth About Fruits and Vegetables: Why You’re Probably Not Eating Enough

Discover how fruits and vegetables compare in calories, carbs, and nutrients, and learn why colour diversity supports gut health, recovery, and long-term performance.

Read More →
1.jpg
Bodybuilding Prep Mistakes That Sabotage Your Results

Learn the most common competition prep red flags that can derail your progress, from binge eating to burnout. Discover how to recognise these warning signs early and approach bodybuilding prep with discipline, balance, and awareness.

Read More →
1.jpg
Calorie Calculators Are Lying to You | Here’s How to Find Your Targets

Calorie calculators can only estimate your needs. Learn how to accurately find maintenance calories, set your macros, and adjust for fat loss or muscle gain. A practical, evidence-based guide to building or cutting without guesswork.

Read More →
Copy of Copy of BB is competitive, you might not place.jpg
The Hard Reality of Bodybuilding Prep (And How to Prepare for It)

Bodybuilding prep is one of the toughest challenges in sport, but it’s not for beginners. Learn why prep exposes every weakness, what you need before starting, and how to set yourself up for success on stage.

Read More →
1.jpg
The Athlete’s Guide to Food Diversity for Gut Health and Performance

Discover why eating the same meals every day may hold back your health and performance. Learn how simple food swaps boost nutrition diversity, gut health, recovery, and long-term results.

Read More →
SUGAR ALCOHOLS.jpg
Sugar Alcohols and Digestion: Pros, Cons, and Evidence-Based Guidance

Sugar alcohols are marketed as a low-calorie swap for sugar, but do they really help with fat loss and performance, or just cause bloating and hidden calories? Discover the evidence, pros, and cons of sugar alcohols in this science-based guide.

Read More →
1.jpg
8 Hard Truths About Bodybuilding Prep You Need to Hear

Discover the hard truths of bodybuilding, from delayed gratification to evolving standards. Learn what it really takes to succeed in competitive bodybuilding and how to prepare smarter with evidence-based coaching.

Read More →
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