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J3 University

J3 University

John Jewett III 100 Episodes Aug 23, 2026

J3 University is an online education and coaching service focused on bodybuilding and physique enhancement. The podcast features interviews with experts in research and coaching, aiming to bridge the gap between scientific knowledge and practical experience. Listeners can empower themselves to achieve higher levels of physique development.

Episodes

How to Peak an IFBB Pro for Show Day: Real Peak Week case Studies | J3U Podcast Ep. 240
How to Peak an IFBB Pro for Show Day: Real Peak Week case Studies | J3U Podcast Ep. 240 Aug 23, 2026 2325 Peak week isn't a one-size-fits-all process—and these IFBB pro case studies show exactly why. We break down what happened with our athletes at Texas Pro, including how we adjusted food, fluids, loading, stage-day weight ranges, and peak-week decisions based on how each athlete was responding. We also talk through the coaching challenges that come with working with high-level pros, from managing an
How to Reverse Diet After a bodybuilding Show (Without Ruining Your Offseason) | J3U Podcast Ep. 239
How to Reverse Diet After a bodybuilding Show (Without Ruining Your Offseason) | J3U Podcast Ep. 239 Aug 16, 2026 1965 The biggest mistake in bodybuilding often happens after the show—not during prep. In this episode, we break down the difference between reverse diets, recovery diets, and aggressive rebound phases, explaining when each approach actually makes sense. We also cover how to manage hunger, recovery, cardio, food increases, hormones, and the psychology of the post-show phase so you can set yourself up f
Should You Change PEDs Before Peak Week? | J3U Podcast Ep. 238
Should You Change PEDs Before Peak Week? | J3U Podcast Ep. 238 Aug 9, 2026 1466 Peak Week PEDs explained: what actually matters before stepping on stage. Too many bodybuilders make last-minute drug changes hoping for a harder look, but those decisions often make physiques worse. In this episode, we break down which peak week PED strategies are worth considering, which ones are based on bodybuilding myths, and why testing and individualization consistently outperform cookie-cu
Why You Can't Lose That Last Bit of Body Fat (Contest Prep Explained) |  J3U Podcast Ep. 237
Why You Can't Lose That Last Bit of Body Fat (Contest Prep Explained) | J3U Podcast Ep. 237 Aug 2, 2026 1856 How to lose the last bit of body fat for contest prep without destroying your physique. Getting stage lean isn't about doing more cardio, eating less food, or throwing more supplements and drugs at the problem. In this episode, we break down the biggest mistakes bodybuilders make in the final weeks of contest prep—and what actually works to get peeled while preserving muscle, recovery, and perform
How to Choose the Best Exercises for Muscle Growth (Stop Wasting Sets) | J3U Podcast Ep. 236
How to Choose the Best Exercises for Muscle Growth (Stop Wasting Sets) | J3U Podcast Ep. 236 Jul 26, 2026 1672 Most lifters don't need a new workout—they need better exercise selection. In this episode, we break down the exact framework we use to evaluate every exercise in a bodybuilding program. We cover movement redundancy, range of motion, fatigue cost, progression, and how to choose lifts that actually match your body instead of blindly following trends.  If you want more growth without adding more vol
How Often Should You Train Each Muscle? (Science vs Reality) |  J3U Podcast Ep. 235
How Often Should You Train Each Muscle? (Science vs Reality) | J3U Podcast Ep. 235 Jul 20, 2026 1850 How often should you train each muscle for maximum muscle growth? The answer isn’t as simple as “twice a week.” In this episode, we break down the science behind training frequency, why more sessions don’t always produce more muscle, and how elite physique coaches actually decide when to increase—or decrease—training frequency. We also discuss volume, specialization phases, recovery, exercise sele
Electrolytes for Bodybuilding: Are You Wasting Money? | J3U Podcast Ep. 234
Electrolytes for Bodybuilding: Are You Wasting Money? | J3U Podcast Ep. 234 Jul 12, 2026 1479 Are electrolyte powders actually improving your workouts, or are most bodybuilders paying for something they don't need? In this episode of the J3 University Podcast, we break down the science behind electrolytes, hydration, sodium, potassium, magnesium, sweat loss, and resistance training. We explain when electrolyte supplements can improve performance, when plain water is enough, and the few sit
How Much Protein Do You Really Need to Build Muscle? | J3U Podcast Ep. 233
How Much Protein Do You Really Need to Build Muscle? | J3U Podcast Ep. 233 Jul 5, 2026 2436 Most lifters obsess over protein—but they're focusing on the wrong things. In this episode, we break down the biggest protein mistakes that can limit muscle growth, hurt digestion, and make your nutrition harder than it needs to be. We cover how much protein you actually need, whether trace protein counts, protein timing, meal frequency, whole foods vs shakes, and common bodybuilding myths that ar
Science-Based Lifting Has Gone Too Far (Here's Why) | J3U Podcast Ep. 232
Science-Based Lifting Has Gone Too Far (Here's Why) | J3U Podcast Ep. 232 Jul 3, 2026 2395 Has science-based bodybuilding started creating more myths than answers? In this episode, we break down five popular "science-based" training concepts that may be doing more harm than good when taken to extremes. We discuss training to failure, optimal exercise selection, volume, frequency, and stretch-mediated hypertrophy and explain what the research actually says versus how it's often interpret
⁠⁠Insulin vs Muscle Growth: What Really Builds Size in the Offseason | J3U Podcast Ep.231
⁠⁠Insulin vs Muscle Growth: What Really Builds Size in the Offseason | J3U Podcast Ep.231 Jun 21, 2026 1934 Everyone says insulin is the secret to getting huge, but is it actually necessary? In this episode, we break down the real role of insulin in bodybuilding, why many athletes are using it less than ever, and what actually drives muscle growth, nutrient partitioning, and offseason progress. We also discuss the few situations where insulin may make sense, plus the biggest mistakes that are destroying
Female Bodybuilding PEDs Explained (What Coaches Won’t Tell You) | J3U Podcast Ep. 230
Female Bodybuilding PEDs Explained (What Coaches Won’t Tell You) | J3U Podcast Ep. 230 Jun 14, 2026 2835 What female IFBB pros are actually using to turn pro might surprise you. In this episode, we break down the real PED protocols being used across Bikini, Wellness, Figure, and Women’s Bodybuilding — and why most female competitors are starting with the wrong approach. We cover HRT, DHT derivatives, Masteron vs Primo, escalation strategies, side effects, coaching mistakes, and what actually drives p
Staying or Switching? How to Choose Your Best Bodybuilding Division | J3U Podcast Ep. 229
Staying or Switching? How to Choose Your Best Bodybuilding Division | J3U Podcast Ep. 229 Jun 7, 2026 1526 How do you know when it’s time to move up a bodybuilding division—or if you’re competing in the wrong one entirely? In this episode, we break down how to choose the right bodybuilding division based on structure, physique potential, health, and long-term progress. We also talk through the hard reality of staying in a division too long, the mental side of chasing wins, and when moving up could actu

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