Russ Kelley: Probiotic Processing Stability | Ep. 135

In this episode of The Pet Food Science Podcast Show, Russ Kelley from Phileo by Lesaffre, Global Program Manager for Pets, explains the key differences between yeast probiotics and bacterial probiotics in pet food applications. He explained the mechanisms of action, processing stability, post-extrusion application, and practical considerations for dry pet food formats. Russ also shares insights on immune support, antibiotic resilience, and opportunities for therapeutic and preventive nutrition. Listen now on all major platforms to explore how yeast probiotics are shaping innovation in pet nutrition!

“All probiotics are live microorganisms that, when provided in adequate amounts, provide a health benefit to the host, but mechanisms of action differ significantly by strain and organism.”

Meet the guest: Russ Kelley earned his B.S. and M.S. in Animal and Dairy Sciences from Auburn University and currently serves as Global Program Manager for Pets at Phileo by Lesaffre. His career spans R&D leadership roles across major pet nutrition organizations, focusing on maternal, neonatal, growth, and performance nutrition.

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What will you learn:

• (00:00) Highlight
• (01:14) Introduction
• (03:28) Probiotic definition
• (05:12) Yeast categories
• (07:36) Processing stability
• (12:00) Mechanism differences
• (14:33) Antibiotic resilience
• (27:32) Final Questions

The Pet Food Science Podcast Show is trusted and supported by innovative companies like:

- Biorigin

* Trouw Nutrition

* Kemin

- DietForge

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