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The Bodybuilding Dietitians

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Jack Radford-Smith
March 15, 2026

Gut Health for Lifters: Why Dietary Diversity Matters for Digestion

Jack Radford-Smith
March 15, 2026

A practical guide to gut health for lifters and physique-focused individuals, covering why dietary diversity matters for the microbiome, how fibre and fermented foods support digestion, and what daily habits make the biggest difference.

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Jack Radford-Smith
March 11, 2026

What Bodybuilders Hear During Prep and Why It Matters

Jack Radford-Smith
March 11, 2026

A practical guide to the well-intentioned comments bodybuilding competitors commonly hear during contest prep, why they land the way they do, and how athletes and the people around them can navigate these conversations more effectively.

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Jack Radford-Smith
March 9, 2026

Dietary Fat Explained: How Much You Need and Which Sources Matter

Jack Radford-Smith
March 9, 2026

An evidence-based guide to dietary fat covering how much to eat, which sources to prioritise, and how to distribute fat across your meals for health, hormones, and body composition.

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Jack Radford-Smith
March 7, 2026

Protein vs Calories vs Cost: Comparing the Most Efficient Protein Sources

Jack Radford-Smith
March 7, 2026

Discover how common protein foods compare in calories and price per 30g of protein using this visual breakdown of animal and plant protein sources.

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Jack Radford-Smith
March 4, 2026

9 Research-Backed Foods to Improve Diet Quality

Jack Radford-Smith
March 4, 2026

Discover nine research-backed foods that can improve gut health, cholesterol, blood sugar control, and overall diet quality through consistent inclusion.

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Jack Radford-Smith
March 2, 2026

Off-Season Bodybuilding Guide: Training, Nutrition and Mini-Cuts

Jack Radford-Smith
March 2, 2026

A comprehensive guide to maximising muscle growth between contest preps through structured training, nutrition and long-term planning.

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Jack Radford-Smith
March 1, 2026

Scale Weight vs True Progress: Understanding Weekly Averages

Jack Radford-Smith
March 1, 2026

Learn why daily weight fluctuations are normal and how to interpret weekly averages for more accurate body composition tracking.

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Jack Radford-Smith
February 25, 2026

Optimising Carbohydrates for Training, Recovery and Body Composition

Jack Radford-Smith
February 25, 2026

Learn how to plan carbohydrate intake based on training demands, fibre quality and daily distribution to support performance and body composition.

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Jack Radford-Smith
February 23, 2026

Protein vs Calorie Density: Which Foods Deliver the Most Protein Per Calorie?

Jack Radford-Smith
February 23, 2026

Discover which foods provide the most protein relative to their calorie content. A practical guide to choosing high-protein, calorie-efficient foods.

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Jack Radford-Smith
February 20, 2026

Is Your Metabolism Really Broken? Understanding Metabolic Adaptation

Jack Radford-Smith
February 20, 2026

Learn how metabolism adapts to energy intake and expenditure, and why fat loss plateaus are usually the result of physiological adjustment rather than permanent damage.

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Newer Posts
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Featured
GUIDE TO VIT D.jpg
Vitamin D Explained: Benefits, Dosing, and What the Evidence Actually Shows

A dietitian's evidence-stratified guide to vitamin D covering its role in hormones, immunity, muscle function, and bone health, along with practical guidance on dosing, timing, and supplementation for lifters and physique-focused individuals.

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Protein Sources Ranked by Calories: Which Foods Are Actually Efficient?

A practical comparison of how much protein common foods and marketed "high-protein" products deliver relative to their calorie cost. A dietitian ranks whole food sources, examines popular high-protein snacks, and explains how to balance efficiency with overall dietary quality.

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The Complete Guide to Dietary Fibre: Intake, Types, and Health Benefits

A dietitian's complete guide to dietary fibre covering the three fibre types, recommended intake targets, the best food sources for lifters, and the health outcomes linked to adequate intake. Includes practical strategies for meeting fibre goals within a structured nutrition plan.

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Contest Prep Habits That Shape Your Experience and Stage Outcome

Thirteen habits and decisions that shape your contest prep experience and stage outcome. A dietitian explains the patterns that separate well-managed preps from reactive ones, and how to build the habits that compound in your favour over time.

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How Sleep Affects Muscle Growth, Fat Loss, and Appetite: What the Research Shows

How even a single week of poor sleep affects cortisol, hunger, muscle protein synthesis, insulin sensitivity, and testosterone. A dietitian explains what the research shows and provides practical strategies for improving sleep quality.

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Meal Plans for Fat Loss and Muscle Gain: Pros, Cons, and Alternatives

A dietitian's honest assessment of meal plans: when they reduce friction and support progress, when they become counterproductive, and how to use them as a stepping stone toward long-term nutritional independence.

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Outdated Bodybuilding Nutrition Practices and What Works Better

Five inherited bodybuilding nutrition practices that do not hold up under scrutiny, and the evidence-informed alternatives that produce better outcomes with less risk. A dietitian explains each one.

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How to Structure a Calorie Deficit: Four Approaches That Work

Four ways to structure a calorie deficit around your lifestyle and training, all producing the same weekly energy balance. A practical guide to choosing the approach that fits your routine, preferences, and goals.

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Do You Need to Track Macros? How to Decide Based on Your Goals

A practical decision-making framework for determining whether macro tracking suits your current goals, experience, and relationship with food, with guidance on when to track, when to stop, and what alternatives exist.

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FIBRE VS CALS VS PRICE.jpg
High-Fibre Foods Ranked by Calories and Cost

A visual comparison of 38 common foods ranked by the calories, cost, and serving size needed to deliver 10 grams of dietary fibre, with practical insights for building a fibre-rich diet on a calorie budget.

Read More →
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Gut Health for Lifters: Why Dietary Diversity Matters for Digestion

A practical guide to gut health for lifters and physique-focused individuals, covering why dietary diversity matters for the microbiome, how fibre and fermented foods support digestion, and what daily habits make the biggest difference.

Read More →
1.jpg
What Bodybuilders Hear During Prep and Why It Matters

A practical guide to the well-intentioned comments bodybuilding competitors commonly hear during contest prep, why they land the way they do, and how athletes and the people around them can navigate these conversations more effectively.

Read More →
GUIDE TO FATS.jpg
Dietary Fat Explained: How Much You Need and Which Sources Matter

An evidence-based guide to dietary fat covering how much to eat, which sources to prioritise, and how to distribute fat across your meals for health, hormones, and body composition.

Read More →
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