Mood, gut and brain function: Why fibre does far more than help you poo

Mood, gut and brain function: Why fibre does far more than help you poo

From Real Health with Karl Henry by Irish Independent

March 19, 2026 · 23 min

About this episode

Karl Henry discusses the importance of fibre with nutritionist Rhiannon Lambert, focusing on its benefits beyond digestion.

On this week’s episode of Real Health, Karl Henry is joined by nutritionist and bestselling author Rhiannon Lambert to discuss her new book The Fibre Formula. ­ We’d love to hear your thoughts on your overall listening experience, it only takes a minute, and your feedback helps us keep improving what we do. When you take part, you’ll also be in with a chance to win a €500 One4All Voucher Just head to mypodcastfeedback.com and enter code;  CODE HERE ­ Thank you for helping us shape the future of great content and partnerships. ­ We want to earn your trust and are members of the Trust Project. See our ethics policies at independent.ie/ourjournalism See omnystudio.com/listener for privacy information.

People in this episode

Host: Karl Henry

Guest: Rhiannon Lambert

Topics covered

  • mood
  • gut health
  • brain function
  • fibre
  • nutrition

Keywords

  • The Fibre Formula
  • bestselling author
  • nutritionist

Mentioned in this episode

Products: The Fibre Formula

Books & works: The Fibre Formula

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