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J3 University is an online education and coaching service made for bodybuilding and physique enhancement. Our podcast interviews experts in the field of research and coaching to bridge the gap between science and in the trench experience. Come and empower yourself to a higher level of physique development.
Episodes
28 minutes ago
28 minutes ago
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 are still circulating today.
Whether you're in an offseason gaining phase or contest prep, these evidence-based strategies will help you get more from your nutrition without overcomplicating it.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
👉 https://j3u.site
🎓 Courses
Level 1 — Foundations of Evidence-Based Bodybuilding → https://j3u.site/level1
Applied Hypertrophy Optimization → https://j3u.site/aho
Female Physique Module → https://j3u.site/female
All J3U Programs
🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U
https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health
Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers
Code: J3U
Affiliate link: https://marekhealth.com/J3U
Follow Luke
https://www.instagram.com/noswitchfitness?igsh=MTQydDN2bzF4c3oxYw==
Follow John
https://www.instagram.com/johnjewett3?igsh=cDgyd2N2YnI1dXoy
3 days ago
3 days ago
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 interpreted online. If you're a coach, competitor, or serious bodybuilder, this conversation will help you separate evidence from internet hype.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
👉 https://j3u.site
🎓 Courses
Level 1 — Foundations of Evidence-Based Bodybuilding → https://j3u.site/level1
Applied Hypertrophy Optimization → https://j3u.site/aho
Female Physique Module → https://j3u.site/female
All J3U Programs
🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U
https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health
Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers
Code: J3U
Affiliate link: https://marekhealth.com/J3U
Follow Luke
https://www.instagram.com/noswitchfitness?igsh=MTQydDN2bzF4c3oxYw==
Follow John
https://www.instagram.com/johnjewett3?igsh=cDgyd2N2YnI1dXoy
Sunday Jun 21, 2026
Sunday Jun 21, 2026
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 progress long before insulin becomes relevant.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
👉 https://j3u.site
🎓 Courses
Level 1 — Foundations of Evidence-Based Bodybuilding → https://j3u.site/level1
Applied Hypertrophy Optimization → https://j3u.site/aho
Female Physique Module → https://j3u.site/female
All J3U Programs
🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U
https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health
Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers
Code: J3U
Affiliate link: https://marekhealth.com/J3U
Follow Luke
https://www.instagram.com/noswitchfitness?igsh=MTQydDN2bzF4c3oxYw==
Follow John
https://www.instagram.com/johnjewett3?igsh=cDgyd2N2YnI1dXoy
Sunday Jun 14, 2026
Sunday Jun 14, 2026
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 progress long term.
If you’re a female competitor, coach, or serious physique athlete, this is one of the most honest conversations you’ll hear about female PED use in bodybuilding.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
👉 https://j3u.site
🎓 Courses
Level 1 — Foundations of Evidence-Based Bodybuilding → https://j3u.site/level1
Applied Hypertrophy Optimization → https://j3u.site/aho
Female Physique Module → https://j3u.site/female
All J3U Programs
🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U
https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health
Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers
Code: J3U
Affiliate link: https://marekhealth.com/J3U
Follow Luke
https://www.instagram.com/noswitchfitness?igsh=MTQydDN2bzF4c3oxYw==
Follow John
https://www.instagram.com/johnjewett3?igsh=cDgyd2N2YnI1dXoy
Sunday Jun 07, 2026
Sunday Jun 07, 2026
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 actually improve both your physique and quality of life.
Whether you compete in Classic Physique, Bodybuilding, Figure, Wellness, Bikini, or Men’s Physique, this conversation will help you make the right call.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
Sunday May 31, 2026
Sunday May 31, 2026
How to make weight in Classic Physique without losing muscle, ruining your look, or sabotaging your contest prep.
Making weight in Classic Physique is one of the hardest parts of contest prep — especially when you’re too big for your class. In this episode, we break down how to manage weight cap bodybuilding prep, when a physique athlete may need to move out of Classic, how to preserve muscle while making weight, and the biggest mistakes coaches make when trying to bring athletes down too aggressively.
We also discuss refeeds vs de-load output days, staying ahead during prep, GH timing, bodyweight manipulation, and how to decide if Classic Physique is still the right division for you.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
👉 https://j3u.site
🎓 Courses
Level 1 — Foundations of Evidence-Based Bodybuilding → https://j3u.site/level1
Applied Hypertrophy Optimization → https://j3u.site/aho
Female Physique Module → https://j3u.site/female
All J3U Programs
🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U
https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health
Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers
Code: J3U
Affiliate link: https://marekhealth.com/J3U
Follow Luke
https://www.instagram.com/noswitchfitness?igsh=MTQydDN2bzF4c3oxYw==
Follow John
https://www.instagram.com/johnjewett3?igsh=cDgyd2N2YnI1dXoy
Tuesday May 26, 2026
Tuesday May 26, 2026
Are trace protein and trace macros actually ruining your macro tracking?
In this episode, we break down whether bodybuilders should count trace protein, how meal frequency really impacts muscle growth, and why food variety may matter more than you think. We also dive into acne on cycle, high estrogen before a first cycle, and blood pressure management for enhanced athletes.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
🎓 Courses Level 1 — Foundations of Evidence-Based Bodybuilding
Applied Hypertrophy Optimization
Female Physique Module
All J3U Programs 🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers Code: J3U Affiliate link: https://marekhealth.com/J3U
Follow Luke https://www.instagram.com/noswitchfitness?igsh=MTQydDN2bzF4c3oxYw==
Follow John
https://www.instagram.com/johnjewett3?igsh=cDgyd2N2YnI1dXoy
Sunday May 17, 2026
Sunday May 17, 2026
Still stuck wondering if upper/lower or push-pull-legs is actually best for muscle growth?
In this episode, we break down what actually matters when choosing a training split, how much volume you really need, and why the “best” split depends on your recovery, weak points, and goals. We also cover whether cardio hurts leg growth, how often to train body parts, and what to do if recovery or sleep is limiting progress.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
👉 https://j3u.site
🎓 Courses
Level 1 — Foundations of Evidence-Based Bodybuilding → https://j3u.site/level1
Applied Hypertrophy Optimization → https://j3u.site/aho
Female Physique Module → https://j3u.site/female
All J3U Programs
🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U
https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health
Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers
Code: J3U
Affiliate link: https://marekhealth.com/J3U
Follow Luke
https://www.instagram.com/noswitchfitness?igsh=MTQydDN2bzF4c3oxYw==
Follow John
https://www.instagram.com/johnjewett3?igsh=cDgyd2N2YnI1dXoy
Sunday May 10, 2026
Sunday May 10, 2026
Most bodybuilders think they need more gear to grow… but that’s usually not the real problem.
In this episode, we break down why many competitors stay stuck with the same physique year after year despite increasing PED doses. We cover offseason cycle design, lifestyle audits, recovery, GH use, side effects, and why better tracking often matters more than adding compounds.
If your progress has stalled, this episode will probably change how you approach your next offseason.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
👉 https://j3u.site
🎓 Courses
Level 1 — Foundations of Evidence-Based Bodybuilding → https://j3u.site/level1
Applied Hypertrophy Optimization → https://j3u.site/aho
Female Physique Module → https://j3u.site/female
All J3U Programs
🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U
https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health
Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers
Code: J3U
Affiliate link: https://marekhealth.com/J3U
Monday May 04, 2026
Monday May 04, 2026
Your contest prep can start falling apart before you even enter a deficit.
In this episode, we break down the pre-prep phase and why it matters for getting truly stage lean without scrambling at the end. We cover body composition starting point, health markers, lab work, training setup, and the behavioral standards that need to be locked in before prep begins.
If you want more episodes like this — where we translate research into practical coaching decisions — subscribe and follow along each week.
🎟️ Save 20% on ANY J3U Program with code J3UPOD
👉 https://j3u.site
🎓 Courses
Level 1 — Foundations of Evidence-Based Bodybuilding → https://j3u.site/level1
Applied Hypertrophy Optimization → https://j3u.site/aho
Female Physique Module → https://j3u.site/female
All J3U Programs
🏋️♀️ Hourglass (Female): https://j3u.site/hourglass
💪 X-Frame (Male & Female): https://j3u.site/xframe
🏆 Olympia Prep: https://j3u.site/olympia
🏋️ Get Coaching From J3U
https://j3u.site/coaching
💪 Join the Community
📩 Weekly education emails → https://j3u.site/newsletter
🧠 Coaching forums → https://j3u.site/forum
👨⚕ Marek Health
Comprehensive blood work analysis and professional medical guidance
10% off your first comprehensive J3U panel + additional markers
Code: J3U
Affiliate link: https://marekhealth.com/J3U