Episode
2840: Breakthrough Muscle Building Peptides with Jay Campbell
- Podcast
- Mind Pump: Raw Fitness Truth
- Published
- Apr 20, 2026
- Duration seconds
- 4703
- Processing state
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Summary
Jay Campbell is BACK... and this time he's talking about all the cutting edge peptides for building muscle. We're talking follistatin derivatives with 19 day half lives, super retatrutide that you might only need to inject once every TWO MONTHS, and why these compounds could be the future of building lean mass without the brutal side effects. Jay tells stories about the legendary Dan Duchaine. You'll learn the REAL history of cyclical ketogenic dieting, why going zero carb all week then carb loading on weekends was revolutionary for bodybuilders in the 90s. Here's where it gets controversial... Jay explains why aromatase inhibitors are absolutely DESTROYING modern bodybuilding physiques. SPONSORS Huel — huel.com/mindpump MP Hormones — mphormones.com MAPS PPL — mapsppl.com KEY TOPICS • Cyclical ketogenic dieting protocol: zero carb Monday through Friday, depletion workout Saturday morning, then unlimited carbs until Sunday night • Long term ketogenic dieting can retard insulin metabolism and increase A1C levels even without eating carbs • Aromatase inhibitors prevent bodybuilders from achieving true shredded condition by blocking fat loss below 7 to 8% body fat • Estrogen ratio to testosterone matters more than absolute estrogen levels for men on TRT • New follistatin derivative FLGR has a 19 day half life and binds only to non organ sensitive androgen receptors • Super retatrutide may only require injection once every two months due to extended efficacy • Dan Duchaine pioneered the ephedra caffeine aspirin stack and introduced carb cycling to bodybuilding • High dose insulin combined with carbohydrate manipulation was the real secret of 90s mass monster physiques TIMESTAMPS 0:24 Jay Campbell 1:42 Dan Duchaine 5:21 The cyclical ketogenic diet 6:26 crash test dummy resea…