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The Bodybuilding Dietitians

Home
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Weekly Training And Nutrition Coaching
Bodybuilding Coaching
Dietetic Consultations
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Jack Radford-Smith
November 19, 2025

Peak Week, Training, and Nutrition Mistakes That Sabotage Your Prep

Jack Radford-Smith
November 19, 2025

A breakdown of the most damaging contest prep errors across nutrition, training, recovery, and peak week. Understand what undermines your physique and how to avoid it.

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Jack Radford-Smith
November 17, 2025

How to Fix the Most Common Macro Tracking Mistakes

Jack Radford-Smith
November 17, 2025

Learn the three simple but powerful steps that dramatically improve macro tracking accuracy. Discover how raw weight, accurate entries, and grams can make your nutrition tracking more reliable and help you reach your physique goals faster.

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Jack Radford-Smith
November 17, 2025

The Science of Muscle Retention: How to Keep Your Gains During a Calorie Deficit

Jack Radford-Smith
November 17, 2025

Want to lose fat without losing muscle? Learn the science-backed strategies to maintain lean mass while dieting, including ideal protein intake, training intensity, recovery, and rate of weight loss. Protect your gains and get leaner, stronger, and healthier.

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Jack Radford-Smith
November 10, 2025

How Fast Should You Bulk or Cut? Evidence-Based Guidelines

Jack Radford-Smith
November 10, 2025

Discover the science-backed “sweet spot” for how fast you should gain or lose weight. Learn why moving too quickly or too slowly can compromise muscle growth, fat loss, and performance, and how to find your ideal rate of progress.

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Jack Radford-Smith
November 7, 2025

Do You Really Need to Track Your Macros? Understanding When Precision Matters

Jack Radford-Smith
November 7, 2025

Not everyone needs to track every gram to make progress. In this article, we explore how the degree of nutrition tracking precision should scale with your goals, experience, and lifestyle. Learn when detailed macro tracking is useful, when mindful eating is enough, and how to transition between both approaches effectively.

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Jack Radford-Smith
November 5, 2025

Before You Start Contest Prep: 7 Signs You’re Truly Ready to Compete

Jack Radford-Smith
November 5, 2025

Thinking about starting contest prep? Learn how to assess your readiness, physically, mentally, and financially. Discover the key foundations for a successful, sustainable bodybuilding competition experience.

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Jack Radford-Smith
November 5, 2025

Chrononutrition: The Science of Timing Your Meals for Better Results

Jack Radford-Smith
November 5, 2025

Discover how to plan your meals throughout the day to optimise energy, recovery, and sleep. This evidence-based full day of eating guide, designed by sports dietitians, explains the science behind nutrient timing, protein distribution, and chrononutrition to help you perform your best.

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Jack Radford-Smith
October 30, 2025

Breaking the Binge-Restrict Cycle: How to Regain Control

Jack Radford-Smith
October 30, 2025

Discover the behavioural and physiological mechanisms behind the binge–restrict cycle, and how to finally break it. Learn how delayed eating, suppressed hunger cues, and poor meal timing disrupt appetite regulation and lead to overeating, and get evidence-based strategies to reset your hunger rhythm for good.

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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.

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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.

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

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

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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The Foundations That Determine Whether a Fat Loss Phase Will Succeed

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

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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The Bodybuilding Phases That Actually Determine Stage Outcomes

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

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

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

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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Contest Prep: Five Factors That Determine Peak Conditioning on Stage

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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Nutrition Priorities: What to Focus On First for Body Composition and Performance

Nutrition decisions are often approached in the wrong order. A dietitian maps six common pairings where effort is frequently directed at the lower-return variable before the higher-return one is consistently managed, and explains the right priority order for body composition and performance.

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Which Foods Give You the Most Fibre and Volume Per Calorie?

A scatterplot of over 50 foods mapping grams of food and grams of fibre per 100 calories, showing which options best support satiety and fibre targets simultaneously.

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Why Every Popular Diet Works Through the Same Mechanism

Every popular diet, from keto to intermittent fasting to paleo, produces weight loss through the same mechanism: a calorie deficit. A dietitian explains the common mechanism, why adherence determines outcomes more than diet type, and what this means for choosing a dietary approach.

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Diet Fatigue: Why Dieting Gets Harder Over Time and How to Manage It

Diet fatigue is a predictable physiological and psychological response to sustained energy restriction, not a sign of inadequate motivation. A dietitian explains the mechanisms behind it, how to recognise the signals that warrant action, and the strategies that help a fat loss phase keep progressing.

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