Dr. Jerry Spears: Chromium in Swine Feed | Ep 123

Dr. Jerry Spears: Chromium in Swine Feed | Ep 123

Author: Wisenetix June 13, 2024 Duration: 9:46

In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Jerry Spears, Professor Emeritus from North Carolina State University, unravels the intricacies of chromium's impact on swine health. With over three decades of research on trace minerals like chromium, zinc, and copper, Dr. Spears shares profound insights into the regulatory processes and health benefits of chromium propionate in enhancing insulin sensitivity in pigs. Tune in on major platforms to enhance your understanding of essential trace minerals in swine diets.


"Chromium functions to increase insulin sensitivity in tissues that are sensitive, responsive to insulin, such as muscle, adipose tissue." - Dr. Jerry Spears


  • (00:00) Introduction
  • (02:19) FDA approval process for chromium
  • (03:25) Chromium's effects during heat stress
  • (04:15) Impact on litter size and weaning weight
  • (05:06) Benefits to meat quality in swine
  • (06:59) Economic benefits of chromium supplementation
  • (07:43) Closing thoughts


Meet the guest: Dr. Jerry Spears, Professor Emeritus of Nutrition and Animal Science at North Carolina State University, has an extensive background in animal nutrition, specializing in trace minerals. With a PhD from the University of Illinois Urbana-Champaign, Dr. Spears has over three decades of experience, contributing notably to agricultural sciences. Currently, he consults as an Animal Nutrition Consultant.



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For swine nutritionists, the sheer volume of information can be overwhelming, and finding truly actionable insights is a constant challenge. The Swine Nutrition Blackbelt Podcast, presented by Wisenetix, cuts through the noise by delivering concentrated wisdom from leading global experts. Each episode is designed to fit into a busy schedule, offering a focused, nine-minute dive into a specific topic that's actually working in the field today. You'll hear directly from researchers and practitioners at the forefront of the industry, discussing practical applications, emerging research, and nutritional strategies without the fluff. This isn't about theoretical deep dives; it's about what you can apply right now. The conversations are candid and geared toward professionals who need to stay current but are pressed for time. Tuning into this science-focused podcast means gaining a regular dose of peer-level insight, transforming a short commute or break into a genuine professional development session. It’s built for those who believe expertise should be accessible and efficient, providing a consistent stream of knowledge to help refine your approach and decision-making in swine nutrition.
Author: Language: en-us Episodes: 100

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