Gastro-Kalm is the ultimate gut filter absorbing gasses and toxins within the stomach, binding toxins in the digestive tract and removing them safely from the horse.

Feed during unexpected diet changes and when worming.


Feeding Guide

Maintenance – 15g daily

Under Stress – 30g daily

Split evenly across three feeds.

Avoid giving within two hours either side of oral medication.

The horse requires unrestricted access to water.



  • Activated Carbon