Dr. Sean Chen from the University of Georgia breaks down the science of vitamin D metabolism and why it matters for poultry nutrition, bone strength, and immune health. He shares key research on 25-hydroxy vitamin D3 and its impact on broilers, laying hens, and embryo development. Get practical, research-backed insights on how to support bird health and boost productivity. 

Meet the guest:

Dr. Sean Chen, DVM, Ph.D., serves as an Assistant Professor and Poultry Nutrition Extension Specialist at the University of Georgia's Department of Poultry Science. With a doctorate in Poultry Science from the University of Georgia and a veterinary degree from China Agricultural University, Dr. Chen focuses on applied poultry nutrition, gut health, and bone metabolism. 

What you’ll learn:

• (00:00) Introduction
• (06:06) Vitamin D metabolism
• (09:10) Embryo bone development
• (13:31) Laying hens performance
• (16:28) Broiler health challenges
• (18:46) Stress & immune response
• (27:03) Final Questions