Peter went on Mike's other show, Maintenance Phase, to revisit a biohacking diet book for the boys.

Where to find us: 

• Our Patreon
• Our merch!
• Peter's newsletter
• Peter's other podcast, 5-4
• Mike's other podcast, Maintenance Phase

Sources:

• The 4-Hour Body
• Does Glycemic Index Matter for Weight Loss? An Examination of the Evidence 
• New! Improved! Shape Up Your Life! 
• The 4-Hour Body: The Real App You Are Working On Is An App Called Yourself

Thanks to Mindseye for our theme song!