Benefits & Differences Between Grass Hay vs Alfalfa Hay for Horses

Updated June 30, 2025

In this video episode of Ask the Vet, Dr. Lydia Gray and SmartPaker Sarah talk about the nutritional differences between feeding a horse grass hay versus alfalfa hay. Dr. Gray explains the nutrient profile of each as well as circumstances in which one type of hay is better for a horse than the other.

Additional Nutrition Resources for Horse Owners


SmartPak Equine™ strongly encourages you to consult your veterinarian regarding specific questions about your horse's health. This information is not intended to diagnose or treat any disease, and is purely educational.