Not Another Nutrition Podcast

Martin MacDonald
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Dec 11, 2025 • 45min

GLP-1 Weight-Loss Drugs vs Aggressive Dieting: Which is better? (Ep.120)

Still think GLP1 injections automatically beat dieting for fat loss? Here is the truth when you actually pit them head to head.In this episode, Martin breaks down a unique new study that directly compares three approaches in people with type 2 diabetes: Semaglutide (a GLP1), an aggressive diet protocol, and a combo of both. He talks through what an Aggressive Diet, when he talks about it, really is (and why it is not a crash diet), why liquid meal replacement protocols are actually the worst version of it, and how his own food-first AD Blueprint fixes those problems.You will hear what the study found on weight loss, fat loss, lean mass, side effects, adherence, diabetes remission and beta cell function. Martin tackles common misconceptions like “GLP1s are the easy way out,” “Aggressive Diets require extreme willpower,” & “Pills do not change habits!” and explains why both GLP1s and Aggressive Diets remove food noise in different ways. He also explores how an aggressive diet for the weight loss phase, followed by carefully dosed GLP1 use, might be a powerful long term maintenance strategy.There is plenty on protein intake, nausea, binge risk, genetics vs willpower, and why education alone will never solve obesity. Martin also shares how his Aggressive Diet Blueprint, Community Support and Weight Loss Maintenance tools compare in cost and outcomes to a typical 12 week GLP1 prescription.You can find out more about Martin’s Aggressive Diet Blueprint Christmas Sale here: https://study-nutrition.com/aggressive-diet-blueprint TIMEPOINTS00:00 - Why compare GLP1s with aggressive diets02:00 - Instagram reactions and what an aggressive diet actually is03:30 - GLP1 conferences, binge eating disorder and clinical nuance05:00 - Visceral anti GLP1 reactions, laziness myths and education limits07:10 - Liquid aggressive diets vs food based protocols and food obsession09:30 - How GLP1s really change calorie intake and under reporting issues13:00 - Do aggressive diets need willpower or do they remove food noise14:00 - Study design in type 2 diabetes and the three intervention groups17:00 - 12 week results for weight loss, fat loss and why combo gives no extra benefit19:00 - Muscle loss fears, nausea, and low protein on GLP1s23:20 - Coaching people on GLP1s and building high protein aggressive diets27:30 - Diabetes remission, beta cell function and a GLP1 plus aggressive diet maintenance idea32:00 - Free education, eating disorders and long term GLP1 questions36:30 - Adherence, cost comparison and why most people misjudge aggressive diets40:30 - Future episodes, menopause myths and closing thoughtsMartin’s Aggressive Diet Blueprint Christmas Sale here: https://study-nutrition.com/aggressive-diet-blueprint
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Jan 1, 2025 • 21min

#119 - How to get my Aggressive Diet Blueprint & Calculator! Happy New Year!

Happy New Year! It's finally ready! Full Details and Pre-sale Available https://study-nutrition.com/aggressive-diet-blueprint TIMEPOINTS 01:13 - What is my Aggressive Diet Blueprint & Calculator? 02:48 - My new Positive Weight Regain Calculator - An industry first! 05:30 - Is it possible to lose 18kg in 14 weeks? 08:45 - Do you need a coach to reach your goals 12:03 - The Female Nutrition and Health Certification is coming soon 👀 15:50 - How to get the Blueprint & Calculator
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May 28, 2024 • 56min

#118: GUEST APPEARANCE - How to Tackle a Big Weight Loss Goal and My Approach to an Aggressive Diet: Interviewed by Body Smart Fitness.

Part Two with Body Smart Fitness on how to set realistic attainable goals and the best approach to take when undergoing an aggressive diet. The references and links for the study discussed can be found at ⁠⁠www.Martin-MacDonald.com/Ep118 Interested in getting my updated aggressive dieting calculator? Join the interest list HERE! (⁠https://www.martin-macdonald.com/aggressive-diet-calculator⁠) Want to come to my new aggressive dieting seminar? Join the interest list HERE! (⁠www.martin-macdonald.com/aggressive-diet-coaching-seminar⁠) TIMEPOINTS 03:48 - Is slow and steady the best approach to a big weight loss goal? 09:23 - The difference between an Aggressive Diet & a crash diet 11:47 - How you should change your habits in preparation for an aggressive diet 15:00 - The theory behind fat loss and how my aggressive calculator can help you 19:32 - Is an aggressive diet harder for some people compared to others?  23:22 - The side effects of an aggressive diet that you think are true but they just aren't. 28:34 - Mindset shift before starting an aggressive diet - The multiphasic approach 47:10 - Why skipping breakfast during an aggressive diet may be beneficial 49:50 - The truth about the 'body positive' circle, are they shaming people when they shouldn’t be?   52:46 - The best approach for setting dieting goals
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May 23, 2024 • 1h 22min

#117: GUEST APPEARANCE - The 'Fat Gene', Metabolic Adaptation and The BS Regarding Personalised Nutrition: Interview with Body Smart Fitness

In this week's episode, I am interviewed by Body Smart Fitness, regarding the myths around personalised nutrition, the phenomenon of metabolic adaptation and how menopause is the next “money grab”. We also discuss how genetics impact your fat loss journey and ways to tackle this.  The references and links for the study discussed can be found at ⁠www.Martin-MacDonald.com/Ep117 Here’s the link you need for most things! www.Martin-MacDonald.com/Links  TIMEPOINTS 05:52 - The under under-discussed placebo effect of personalised nutrition  07:42 - Is it harder for some people to lose weight than others? 11:54 - Should ANYONE be using a continuous glucose monitor to improve their health? 16:34 - Is weight loss good or bad for the gut microbiome?  17:08 - Are your gut bacteria working against your weight loss efforts 28:08 - Is Davina McCall a sell-out for working with ZOE? 32:54 - The study that killed the insulin hypothesis 42:27 - Are programs catering towards Menopause worth it? 59:54 - Do food intolerance tests actually work? 01:02:32 - Does alcohol shut down your metabolic pathways, and stop you from losing fat?
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Apr 27, 2024 • 44min

#116: GUEST APPEARANCE - How Aggressive Dieting can Reduce Hunger, How to Diet Around Your Menstrual Cycle & Much More

In this week's episode, I discuss how women can diet around their menstrual cycle and the importance of building healthy weight maintenance habits. I also explain why hunger is reduced on aggressive deficits when compared with moderate deficits and how aggressive diets impact an individual’s relationship with food.  If you're interested in joining my MacMail, join the list HERE: ⁠https://mailchi.mp/martin-macdonald/macmail-newsletter⁠ Interested in getting my updated aggressive dieting calculator? Join the interest list HERE! (⁠https://www.martin-macdonald.com/aggressive-diet-calculator⁠) Want to come to my new aggressive dieting seminar? Join the interest list HERE! (⁠www.martin-macdonald.com/aggressive-diet-coaching-seminar⁠) TIMEPOINTS 05:52 - How women should diet around their menstrual cycle 15:39 - Why aggressive deficits are better than moderate deficits for fat loss 21:37 - When you shouldn’t diet 28:24 - Does aggressive dieting negatively impact an individual’s relationship with food? 31:36 - How aggressive diets can actually reduce hunger! 37:15 - Why diets don’t have to be sustainable to be effective
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Apr 25, 2024 • 50min

#115: GUEST APPEARANCE - Is it Harder For Women to Lose Weight Than Men & Are Food Intolerance Tests BS?

Nutritionist Martin MacDonald discusses the efficacy of food intolerance tests, why quick-fix diets are popular, and the challenges women face in losing weight. He highlights the need for evidence-based approaches, shifting trends in nutrition education, and the limitations of DNA diets and blood glucose testing. MacDonald emphasizes the unreliability of food intolerance testing and stresses the importance of working with qualified professionals.
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Mar 14, 2024 • 41min

#114: NUTRITION - Why Eddie Abbew’s Take on Insulin & Fat Loss is SH*T

Bodybuilder and fitness professional Eddie Abbew discusses his controversial views on nutrition and insulin, debunking common myths. Topics include the insulin hypothesis, studies discrediting low-carb diets, and the fastest way to lose body fat backed by science.
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Feb 13, 2024 • 37min

#113: GUEST APPEARANCE - Jeff Hoehn Interviews me on: What Everyone Should Consider Before Bulking

On the second part of the Mind Muscle Connection podcast, I am interviewed by Jeff Hoehn on the things everyone should consider before starting a bulk!  We discuss the factors that affect how someone adapts to bulking including gender, NEAT & genetics.  References for the studies discussed can be found at www.Martin-MacDonald.com/Ep113  TOPICS 03:04 - Why bulking is not the way to reach your ideal physique 21:54 - How to train for muscle gain & eat for fat loss 25:24 - Why people respond to bulking so differently 30:44 - The importance of understanding natural muscle gain when setting physique goals
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Feb 8, 2024 • 44min

#112: GUEST APPEARANCE - Jeff Hoehn Interviews me on: The Reason Many People Gain Weight & Why Tracking is Unsustainable

On this week’s episode, I am interviewed by Jeff Hoehn on the Mind Muscle Connection podcast. We discussed what my current nutrition and training goals are and my daily eating behaviours. We also talk about the importance of learning healthy eating habits and why tracking should be considered a tool but not a panacea for sustainable fat loss. TOPICS10:52 - What is different about MNU & why we regulate our graduates 23:47 - How I eat 95% of the time 37:25 - Why most people gain weight over time 41:44 - Why tracking is unsustainable in the long term
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Jan 25, 2024 • 28min

#111: NUTRITION - NEW Protein Study! The Most Significant Nutrition Knowledge Update in The Last Nine Years

A groundbreaking paper challenges our understanding of protein recommendations. Upcoming aggressive diet coaching seminar and a new protein study. Effects of protein intake on muscle protein synthesis. Protein requirements for muscle gain. Guidelines for protein intake and muscle gain.

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