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The Bodybuilding Dietitians

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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.

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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.

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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.

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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.

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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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A Practical Food List for Every Macro | Carbs, Protein, Fat, and Mixed Sources

A practical food reference list grouped by macronutrient contribution: carbohydrate-primary foods, protein-primary foods, fat-primary foods, and the mixed sources that contribute to more than one macro at once. Use this as a quick lookup for building macro variety across every food group, whether cooking at home, eating out, travelling, or adjusting a meal without overthinking every ingredient.

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Why Your Gaining Phases Keep Failing | The Cycle That Cuts Bulks Short

Why do so many lifters spend years in the gym without building meaningful muscle? A guide to the self-reinforcing cycle where fear of fat gain repeatedly cuts the gaining phase short before muscle actually builds, the psychological asymmetries that drive premature phase termination, and what a productive gaining phase actually requires in terms of surplus size, duration, and tracking approach.

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Can You Take Bodybuilding Seriously and Still Have Balance?

Balance in bodybuilding rarely looks like a 50/50 split, and it doesn't need to. A 90/10 framing that lets a high standard in the sport coexist with the rest of life, with practical examples across training, nutrition, sleep, and social events, and guidance on how the ratio shifts across improvement seasons, contest prep, and different competitive levels.

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Know Your Macros | How Protein, Carbs, and Fats Distribute Across Common Foods

Almost every food carries all three macronutrients, not just one. A visual reference showing how protein, carbohydrate, and fat actually distribute across common protein sources, carbohydrate sources, and fat sources, with the practical implications for building meals around specific calorie and macro targets. The article covers ten common protein sources, thirteen carbohydrate sources, and twelve fat sources across three stacked bar charts, with guidance on matching source selection to fat loss, muscle gain, and general dietary variety.

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How Many Calories Should You Eat? Why the Answer Is More Individual Than You Think

Two people with the same height, weight, age, and gender can have calorie requirements that differ by 1,000 or more calories per day. A walk through the six variables that shape individual maintenance, why comparison charts and calculators tend to miss the mark, and how to identify your own maintenance more accurately than any equation can through 2 to 4 weeks of personal tracking data.

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Post-Workout Nutrition for Lifters: How to Structure the Peri-Workout Window

The anabolic window has been softened considerably by the research, but the meal around training remains a genuinely valuable opportunity to refuel and get quality nutrition into the day. A practical guide to structuring the six-hour peri-workout window, the protein and carbohydrate targets that support recovery, the plate-building principles that apply to the post-workout meal, and the specific exception cases where speed of digestion genuinely matters.

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The Most Satiating Foods per 100g: A Protein and Fibre Density Chart

Foods that combine meaningful protein and fibre content per 100 grams tend to contribute more to daily satiety than foods that provide very little of either. This is a visual map of common foods plotted by their protein and fibre density, grouped by food category, showing where each sits on both variables and how to use the pattern to inform food selection during fat loss, muscle gain, and general dieting.

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How to Manage Hunger During Contest Prep: A Practical Guide for Competitors

Hunger is inevitable during a contest prep, and the competitors who manage it well tend to accept it as a condition of the sport rather than an emergency. A practical guide covering satiety strategies, the distinction between hunger and food focus, meal structure across a twelve to twenty week deficit, and the specific patterns that make prep harder than it needs to be.

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Everything Worth Knowing About Creatine: Muscle, Brain, and Practical Use

Creatine monohydrate has the deepest evidence base of any performance supplement, with consistent effects on strength, power, and lean mass alongside emerging research on cognitive function and mental fatigue resistance. A complete guide to how creatine works, how to dose it for physical and cognitive benefits, what the water retention actually represents, and why monohydrate remains the recommended form.

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Why Your Tracking App's Calorie and Macro Totals Don't Line Up

The calorie total and the sum of the macros in a tracking app rarely add up to the same number. A guide to the five reasons behind the discrepancy (user-generated entries, rounding, Atwater factor variability, calorie versus kilojoule precision, and hidden energy contributors like sugar alcohols and alcohol) and when the difference actually matters across different phases of training and dieting.

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The Five-Part Meal Framework for Training, Recovery, and Body Composition

Meals can hit macros and still fall short on fibre, food variety, vegetable portioning, fat source rotation, and micronutrient adequacy. A five-part meal framework for lifters and physique athletes that addresses the quality variables macro tracking misses, with four worked examples showing how the framework applies across different meal styles.

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Rising Bowel Cancer Rates in Young Adults: A Dietitian's Evidence-Based Guide

Bowel cancer incidence has been rising in adults under 50 for two decades. A dietitian walks through what current evidence suggests is driving the shift, and the practical dietary and lifestyle habits that consistently show up as protective across large prospective studies, from fibre and processed meat intake to body composition, physical activity, and alcohol consumption.

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Which Supplements Are Worth Your Money? Creatine, Caffeine, and Everything Else

Creatine monohydrate and caffeine are the two supplements with the most consistent evidence for improving training performance. A guide to what each does, how to dose and time them, how to manage sleep and caffeine tolerance, and how to structure them within a broader supplement approach for serious lifters.

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