
‘Dad Bod’ Science, Bone Density & Protein Myths | Bryan Johnson Podcast #6
Bryan Johnson
May 12, 2025
Episode description
In today’s episode of the Don’t Die Podcast we cover the science behind ‘dad bod’, bone density, and protein amino acids.
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Hosts
Bryan Johnson: Blueprint Founder
Kate Tolo: Blueprint Co-Founder
Dr. Mike Mallin: Lead Physician for Bryan Johnson
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Chapters
0:00 - What Is Dad Bod & Why It Matters
0:56 - Fat Cells, Testosterone & Evolution
4:44 - Culture & Aging
9:01 - Sleep, Exercise & Diet Insights
10:01 - Bone Density & Biomarkers
15:01 - Bone Health 101
18:01 - How to Rebuild Bone
23:21 - Weight-Bearing Exercise
26:00 - Nutrients That Support Bone Health
31:02 - Creatine & Calcium
35:45 - Protein Deep Dive
47:00 - Why Bryan Doesn’t Eat Meat (And Why That Triggers People)

















