Shop the protocols.

One liquid delivery system, formulated by Dr. Russ Peterson, DVM, and dosed by the pump. Start with Gut X, then build the stack your barn needs. Every Gut X subscription includes $20,000 colic coverage.

6 products
Bundle & save

Stack protocols, save more.

Run your whole program on one subscription and one delivery. Start with the most-trusted pairing, or build your own from any protocols.

Most popular bundle

The Foundation Stack
Gut X + Osteo-MAX

The Foundation Stack targets the two areas horses most often need support: gut health and joints. Gut X for the gut, Osteo-MAX for joints, soft tissue, and bone. One bundle, both covered.

★★★★★ 4.9 / 5 5,467 reviews 112,000+ horses on product
Subscribe & save 26%
Build the stack
Gut X and Osteo-MAX jugs in an arena with a saddled horse behind
Osteo-MAX being fed to a horse in the paddock

Or build your own stack.

Mix any protocols into one subscription, Gut X, joints, calm, hydration, topline. The more you add, the more you save, all on one delivery schedule.

2 protocols save 10% 3+ save 15% Save up to 40% Today
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Beyond the barn

The 100X approach, everywhere it works.

The same liquid-delivery science, extended to recovery hardware and to the animals (and humans) the barn cares about most.

Put your horse on the protocol.

Start with Gut X. Activate up to $20,000 in colic surgery coverage. Built on Dr. Peterson’s 47+ years of equine medicine.

Start with Gut X

Enrollment in the 100X Colic Care Program is required to activate coverage. See program terms.