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The Bodybuilding Dietitians

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Jack Radford-Smith
March 30, 2026

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

Jack Radford-Smith
March 30, 2026

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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Jack Radford-Smith
March 28, 2026

Contest Prep Habits That Shape Your Experience and Stage Outcome

Jack Radford-Smith
March 28, 2026

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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Jack Radford-Smith
March 28, 2026

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

Jack Radford-Smith
March 28, 2026

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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Jack Radford-Smith
March 25, 2026

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

Jack Radford-Smith
March 25, 2026

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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Jack Radford-Smith
March 23, 2026

Outdated Bodybuilding Nutrition Practices and What Works Better

Jack Radford-Smith
March 23, 2026

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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Jack Radford-Smith
March 21, 2026

How to Structure a Calorie Deficit: Four Approaches That Work

Jack Radford-Smith
March 21, 2026

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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Jack Radford-Smith
March 18, 2026

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

Jack Radford-Smith
March 18, 2026

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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Jack Radford-Smith
March 17, 2026

High-Fibre Foods Ranked by Calories and Cost

Jack Radford-Smith
March 17, 2026

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.

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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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Why Habits Beat Motivation for Diet and Training Consistency

Motivation rises and falls with sleep, stress and life, which makes it an unreliable foundation for consistency. Here is why habits beat motivation, how they actually form, and how to build ones that keep your nutrition and training on track even when motivation dips.

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How to Recover From Comp Prep: A Post-Show Guide

The phase after a bodybuilding show can be harder than prep itself. A practical guide to restoring energy availability, managing weight regain, choosing between a recovery and reverse diet, and rebuilding training, cardio and flexibility around food.

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Which Carbs Are Most Filling Per Calorie?

Some carbohydrate sources keep you much fuller per calorie than others. Here is how carb sources compare on food volume and fibre per 100 calories, and how to use that to choose the most filling carbs for fat loss and around training.

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How to Set Your Macros for Fat Loss, Muscle Gain or Recomp

Setting your macros works best as a sequence rather than four separate guesses. Here is how to set your calories first, then protein, fat and carbohydrate, with the numbers adjusted for fat loss, muscle gain or body recomposition.

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Saturated Fat and Heart Health | Why the Debate Needs More Context

The saturated fat debate usually gets reduced to saturated versus unsaturated, but the type of fat, its food source, and what replaces it in the diet all shape its effect on cardiovascular health. Here is what LDL cholesterol and ApoB show, what the outcome evidence from a 2020 Cochrane review found, why the food source of saturated fat matters, and the practical approach it all points to.

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Six Nutrition Facts You Probably Don't Know (But Should)

A second set of nutrition facts worth understanding more precisely than they usually get: why whole nuts provide fewer absorbable calories than the label says, what a 1,000mg fish oil capsule actually contains, why lactose-free milk tastes sweeter, what elemental magnesium means on a supplement label, how cooling rice changes its starch, and why protein costs more energy to digest than carbohydrate or fat.

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The Skills That Make Dieting Easier (and How You Build Them)

The first time you diet is the hardest, because you are learning how you respond while also trying to get a result. Dieting is a skill that improves with experience, not a fixed set of rules. Here are the specific skills that make fat loss easier, from managing hunger to recognising your own patterns, and why each phase you complete makes the next one more manageable.

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The Cost of Convenience: How Much Extra Are You Paying for It?

Pre-cut chicken, single-serve yoghurt, microwave rice, and instant oats make eating well easier, but the convenience often carries a steep price premium, from around 1.4 times the basic price up to more than twenty times for some pantry items. Here is how much extra you pay, when the nutrition changes and when it does not, and how to decide where the premium is worth it and where a little preparation saves a lot.

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Simple vs Complex Carbs: What Carbohydrate Structure Means

Carbohydrates are classified by how many sugar units are linked together, from single sugars through to the long chains that make up starches and fibre. Here is the carbohydrate hierarchy explained, why complex carbs are still built from sugars, and why a food's structure and what comes with it matter far more than whether it technically contains sugar.

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Convenient High-Protein Meals | No-Cook Options

When time is short, eating well is less about knowledge and more about what is easy to execute. Here is how to build balanced meals around four anchors (a protein, plant matter, a carbohydrate, and a fat) using convenient, pre-packaged foods, with ready-to-assemble examples for each meal and why this matters most for consistency on busy weeks.

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How to Keep Muscle in a Calorie Deficit | Four Key Factors

How you diet determines how much muscle you keep. Here is what each factor does, how they interact as a diet gets harder, and why the leaner you already are, the smaller the margin for an aggressive approach.

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Which Creatine Form Is Best? Every Type Ranked and Rated

The supplement industry has produced a long list of creatine forms, each marketed as an upgrade on monohydrate. Here is every common form ranked on whether its claims hold up in research and whether the price is justified, and why plain or micronised monohydrate remains the recommendation for almost everyone.

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The Pre-Prep Phase: How to Set Up a Successful Contest Prep

A pre-prep phase is the 4 to 12 week block that sets up a successful contest prep. Here is what the phase is, why skipping it costs you the early weeks of prep, how to run one across body composition, systems, mindset, and health, and the few variables that should be left to shift once prep actually begins.

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