The Hidden Stressors Affecting Your Horse’s Gut Health

Gut health isn’t just a buzzword—it’s a vital part of your horse’s overall wellness. When the digestive system is under stress, it can affect everything from nutrient absorption to mood and immunity.

But some of the biggest stressors to the equine gut aren’t always obvious.

1. Stall Time & IsolationHorses are herd animals designed to move and graze throughout the day. Confinement or lack of social interaction can cause emotional stress that manifests physically—especially in the gut.

2. High-Starch or Grain-Based DietsFast-digesting grains can create acidity in the stomach, upsetting the microbiome balance and increasing ulcer risk.

3. Trailer Travel & Competition StressThe stress of hauling and unfamiliar environments can lead to disruptions in gut motility and pH levels—especially for show or sport horses.

4. Non-Stop Hay (Yes, Really)While free-choice hay is important, over-fermentation in the hindgut—especially from rich alfalfa—can contribute to gas, bloating, or imbalance.

5. Chemical ExposureDewormers, fly sprays, and medicated feeds can all have unintended effects on the beneficial gut flora.

What You Can Do

• Encourage regular turnout and social interaction

• Feed slow-digesting fiber like grass hay over excess grain

• Support gut health proactively with prebiotics, mucosal soothers, and mindful management

• Avoid over-supplementing with chemical inputs

Final Thought:Your horse’s digestive health is more delicate than it may seem. By reducing hidden stressors, you create the foundation for better performance, behavior, and long-term wellness.