Good Food

Dr Johnny Drain on fermenting, zombie ants and cocoa free chocolate

Jan 13, 2026
Dr Johnny Drain, scientist-turned-fermentation innovator and author, explores microbes reshaping food and sustainability. He discusses fermentation’s role in flavour and gut health. He explains everyday ferments, using microbes to turn food waste into ingredients, and inventing cocoa-free chocolate. He also tells wild microbial stories like zombie ants and practical tips for home ferments.
Ask episode
AI Snips
Chapters
Books
Transcript
Episode notes
INSIGHT

Fermentation Is Cooking With Microbes

  • Fermentation is essentially cooking with microbes instead of heat.
  • Johnny Drain frames microbes as agents that transform flavour, texture and preservation.
INSIGHT

Gut Advice Can't Be One-Size-Fits-All

  • Everyone's microbiome is unique and personalised, so one-size-fits-all gut advice is unreliable.
  • Johnny emphasises function over exact species when assessing microbiome benefits.
ADVICE

Feed Your Microbes With Fibre And Ferments

  • Eat more fibre to feed beneficial gut microbes; aim towards recommended daily intake.
  • Also eat a variety of fermented foods to boost gut diversity and associated health markers.
Get the Snipd Podcast app to discover more snips from this episode
Get the app