Dr. John O'Doherty: Digestive Health and Nutrient Flow - Part 1 | Ep. 227

In this episode of The Swine Nutrition Blackbelt Podcast, Dr. John O'Doherty, Full Professor of Monogastric Nutrition at University College Dublin, explains how digestive health in pigs depends on nutrient flow, stomach function, and feed quality. He discusses weaning challenges and microbiome stability to improve gut health and performance. Listen now on all major platforms!

"Gut health is fundamentally a nutrient flow problem before it is a pathogen problem."

Meet the guest: Dr. John O'Dohertyis a Full Professor of Monogastric Nutrition at University College Dublin, where his research focuses on microbiome-directed nutrition, gastrointestinal biology, microbial ecology, immune function, and sustainable livestock production. He has authored over 300 peer-reviewed publications and holds 11 patents. Learn more from Dr. John O'Doherty on The Swine Nutrition Blackbelt Podcast, available on all major platforms.

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What you will learn: 

• (00:00) Highlight
• (01:13) Introduction
• (02:14) Nutrient flow and gut health
• (03:49) Weaning digestive challenges
• (05:24) Replacing zinc oxide
• (07:19) Stomach function
• (09:21) Grain to gut concept
• (12:41) Closing thoughts

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