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The Bodybuilding Dietitians

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Jack Radford-Smith
June 12, 2026

The Recovery Foundations That Actually Drive Training Progress

Jack Radford-Smith
June 12, 2026

Recovery practices attract more attention than recovery foundations. A dietitian explains the evidence-based variables that consistently drive training adaptation and repair, from sleep and energy intake to training structure and stress management, and how to think about supplementary practices relative to them.

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Jack Radford-Smith
June 10, 2026

Why You Stay Hungry on a Diet: Ten Factors Beyond Calorie Intake

Jack Radford-Smith
June 10, 2026

Persistent hunger during a fat loss phase can reflect ten distinct drivers across four categories. A dietitian's framework identifies the nutritional, environmental, mechanical, adaptive, and hormonal causes of hunger, with the warning signs for each and how to address the most relevant one.

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Jack Radford-Smith
June 8, 2026

Pre-Workout Nutrition: What to Eat, How Much, and When

Jack Radford-Smith
June 8, 2026

Pre-workout nutrition depends on session type, duration, intensity, and how much time is available before training. A dietitian covers carbohydrate targets, timing windows, and food selection from whole foods to refined carbs for training performance and muscle retention.

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Jack Radford-Smith
June 5, 2026

The Foundations That Determine Whether a Fat Loss Phase Will Succeed

Jack Radford-Smith
June 5, 2026

The conditions going into a fat loss phase determine how it unfolds and whether results hold afterward. A dietitian explains the four foundational variables, covering training consistency, life context, dietary history, and relationship with food, that need to be assessed before beginning a calorie deficit.

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Jack Radford-Smith
June 4, 2026

Protein Sources Ranked by Cost: What 30 Grams of Protein Actually Costs

Jack Radford-Smith
June 4, 2026

The cost of obtaining 30 grams of protein varies roughly sevenfold across common sources. A dietitian compares ten foods by cost per 30 grams of protein with calorie data for each, based on average retail prices.

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Jack Radford-Smith
June 1, 2026

The Bodybuilding Phases That Actually Determine Stage Outcomes

Jack Radford-Smith
June 1, 2026

The muscle that determines stage outcomes is built during improvement season, which requires 12 to 24 or more months to work effectively. A dietitian explains the multi-phasic structure of bodybuilding and why most competitors do not prioritise the phases that matter most.

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Jack Radford-Smith
May 29, 2026

How to Lose Fat While Keeping Muscle: A Four-Skill Framework

Jack Radford-Smith
May 29, 2026

How to lose fat while keeping muscle: a framework covering energy balance, protein intake, dietary adherence, and progress tracking, with practical targets for each skill.

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Jack Radford-Smith
May 27, 2026

How Accurate Is Macro Tracking? The Sources of Error You Should Know About

Jack Radford-Smith
May 27, 2026

Macro tracking is an approximation. Food labels can legally be up to 20 percent off, whole foods vary with ripeness and source, and cooking changes macronutrient concentration per gram. A dietitian explains how these errors stack up and how to calibrate tracking precision to the goal.

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Jack Radford-Smith
May 25, 2026

Why Progress Stalls: A Framework for Identifying Training and Nutrition Plateaus

Jack Radford-Smith
May 25, 2026

A stalled scale or a stuck lift is a symptom, not a diagnosis. This framework identifies nine plateau causes across four categories, with the signs for each and the appropriate response, so the intervention matches the actual mechanism driving the stall.

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Jack Radford-Smith
May 23, 2026

Contest Prep: Five Factors That Determine Peak Conditioning on Stage

Jack Radford-Smith
May 23, 2026

Most of what decides how a competitor looks on stage is determined before the deficit starts. Starting body composition, underlying muscle mass, rate of loss, timeline, and psychological readiness are the five variables that shape a bodybuilding prep from the inside out.

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What Makes Coaching Different From Just Following a Plan

Anyone can hand you a plan and tell you to follow it. Coaching is a different skill. Here is what separates being told what to do from being coached through the process, and why the distinction is worth understanding whether you are looking for a coach or evaluating the one you already have.

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Hunger vs Appetite: A Quick Test to Tell Them Apart

Hunger and appetite can feel identical in the moment. Here is the difference between them, a simple apple test you can run before you eat, and what to do with the answer, whether it points toward physical hunger or something else.

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Fish Oil vs Omega-3: How to Read a Label and Dose It Properly

Fish oil and omega-3 are not the same thing, which is where most of the confusion around supplements begins. Here is the difference between ALA, EPA, and DHA, how much omega-3 is worth aiming for, why the combined EPA + DHA figure on a label matters more than total fish oil, and what the cardiovascular and recovery evidence actually shows.

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Peak Week for Bodybuilders: The Errors That Cost Conditioning

Peak week is one of the least researched areas in physique sport, which is exactly why it is so easy to get wrong. Here are the physiological and psychological errors that most often undo a good prep in the final week, and the calm, tested approach that protects the conditioning you have already built.

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What Is a Mini-Cut? A Guide to Faster Fat Loss That Protects Muscle

A mini-cut is a short, more aggressive period of fat loss, usually two to eight weeks, whose main purpose is to extend a building phase rather than to get stage-lean. This guide covers what a mini-cut is, why the building-phase logic matters more than the fat-loss framing, how to set the deficit and protect training while you run it, and the practical considerations (calorie headroom, dieting experience, motivation, and a productive end point) that determine whether it is the right choice for you at all.

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The Most Nutrient-Dense Foods Per Calorie: A Ranking Reference

Some foods deliver substantially more nutrition per calorie than others. A composite ranking of common foods based on their combined delivery of iron, calcium, magnesium, potassium, zinc, B12, folate, vitamin E, and fibre per 100 calories, plotted alongside protein per 100 calories so both physique-relevant and general-health density can be compared at once. Includes the specific caveats about absorption, serving size, and the limited nutrient panel that shape how the ranking should be interpreted, plus practical guidance on comparing foods within categories and identifying specific gaps in a current food rotation.

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Why Am I Not Building Muscle? Five Common Profiles Behind a Plateau

Plateaus are rarely caused by one variable in isolation. A typology of the five most common lifter archetypes when physique progress stalls: the Under-Fueller (training and nutrition quality high but energy intake low), the Overtrainer (excessive volume compromising recovery), the Chronic Dieter (too long in a deficit), the Junk-Volume Lifter (adequate volume but low training quality), and the Burnout Risk (everything covered except sleep). Each archetype has a specific limiter and a corresponding fix, and identifying which pattern applies matters more than adding new variables to optimise.

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Eat the Rainbow: What Each Colour Group of Plants Actually Delivers

Different coloured plants deliver different phytonutrients, micronutrients, and fibre types. A guide to what green (vitamin K, folate, lutein, sulforaphane), red/blue/purple (anthocyanins, lycopene, resveratrol), yellow/orange (beta-carotene, vitamin A, bioflavonoids), and white (allicin, quercetin, allium compounds) plants actually contribute nutritionally, and why building variety across the spectrum matters as much as the total volume of vegetables and fruits consumed.

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Are You Actually Ready for Contest Prep? A Readiness Framework Before You Commit

Wanting to compete and being ready to compete are not always the same thing. A structured framework for assessing your readiness across five dimensions before committing to a contest prep: physical readiness (muscle base and time), behavioural readiness (established fundamentals in training, nutrition, and sleep), psychological readiness (personally meaningful reason for competing plus stable relationship with body and food), relational readiness (communication with partner and family), and practical readiness (realistic understanding of what prep actually looks like day-to-day).

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The Complete Guide to Caffeine: What It Does, How to Dose It, and How to Use It Well

Caffeine has one of the strongest evidence bases of any performance supplement, with consistent effects on training performance through central nervous system stimulation. A complete guide covering the adenosine receptor mechanism, the specific performance and cognitive benefits, dosing at 3 to 6 milligrams per kilogram of bodyweight, timing around training and sleep, individual response variation from genetic differences in caffeine metabolism, side effect management, and the coaching-level distinction between using caffeine to enhance well-supported training versus relying on it to make an under-recovered athlete feel ready to train.

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Protein Quality Ranked: A Guide to Animal and Plant Protein Sources

Protein quality and protein content are two different things. A DIAAS reference for common animal and plant protein sources plotted against protein per calorie, covering what DIAAS actually measures, why animal proteins consistently score higher, why individual plant proteins score lower and how complementary combining addresses this, and when protein quality actually matters for lifters at different training and dieting contexts.

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Seven Patterns Worth Auditing When Physique Progress Slows

Progress slowing rarely reflects a lack of effort. A diagnostic guide to the seven patterns that most commonly hold experienced physique athletes back, including macro-over-micro thinking, ignoring mental health and burnout signs, program hopping, chasing instant gratification, overlooking recovery, majoring in the minors, and prioritising supplements before nutrition. Includes the audit framework to identify which pattern is currently limiting your progress and the specific correction for each.

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How to Build Muscle: The Four Priorities in Order of Importance

Muscle growth is simple in theory but often mis-prioritised in practice. A hierarchy of the four variables that drive muscle gain ranked by impact: adequate training stimulus, adequate nutrition (0.5 to 1 percent bodyweight gain per month, 1.6 to 2.2g protein per kilogram), adequate recovery (7 to 9 hours of sleep, structured rest days and deloads), and well-researched supplements (creatine, whey protein, caffeine). Why the order matters more than any single variable in isolation, and how to identify which level currently caps your progress.

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