

Zesterra® supports digestive pH, immune function, appetite, and
hydration — helping horses stay strong through stress, work, and travel.
Enhance nutrient absorption and feed intake by optimizing the rumen.
See the difference in their health and your profitability.
Find PEAH Representatives and Dealers
Near You in Canada
Need assistance? Contact our support team, and we’ll help you connect with the nearest representative.
Backed by Horse & Livestock Owners
Who Live It Every Day
From performance horses to stressed calves, our formulas support digestive health,
reduce setbacks, and help animals stay focused, feeding, and feeling their best — naturally.
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Gut Health Support
Zesterra® helps buffer excess acid and support total digestive wellness. -
All-Natural Stress Support
All-natural formula keeps horses calm, consistent, and on feed — from training to trailering. -
Safe For All Classes of Horses
Gentle and effective — formulated for every stage of life, from foals to seniors.
- Helps Supports rumen pH balance during stress, transport, and transition.
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Decreases Risk of Shrink
Helps maintain feed and water intake through challenging conditions. -
Used With Confidence by Producers Everywhere
Backed by cattlemen across the U.S. & Canada; safe for use in all classes of cattle.
The Trusted Choice of Horse and Livestock Professionals Across USA & Canada
Real stories. Real results. See what horse and cattle professionals have to say about the difference our products make.
Ready to see the difference?
Zesterra® and CattlActive® are the go-to for horse and livestock professionals for a reason — they work. Support performance, reduce setbacks, and promote optimal digestive and rumen health — naturally.

Fast Shipping
We work hard to get your orders out as quickly as possible. Most orders are processed and shipped within one to two business days.

Expert Customer Service
Call us and you’ll reach a real person with hands-on experience using our products.

Satisfaction Guaranteed
We stand by our products. If you’re not happy, we’ll make it right—no hassle, no fine print.

All-Natural Ingredients
Clean formulas, real results. Our products are made with all-natural ingredients you can feel good about.