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TuffRock G.I.

$40.95 Regular price


  • World's first colloidal volcanic minerals with bio-available collagen for stress support
  • Can help maintain normal gastrointestinal function in horses
  • Suitable for use during change stable, change of feed or hard work


  • 50mL per 500kg horse weight.
  • Paste pre-feed morning and evening for 10-20 days then reduce to 25mL once a day or maintain daily with Tuffrock EJF or Tuffrock C+
  • If too thick add a teaspoon of warm water


100% natural 3 and 2 dimensional volcanic tuff including:
Calcium (Ca) 1.55%, Iron (Fe) 0.7%, Magnesium (Mg) 0.23%, Potassium (K) 0.14%, Phosphorus (P) 0.03%,  Sodium (Na) 0.60%, Copper (Cu) 3mg/kg, Manganese (Mn) 282mg/kg, Sulphur (S) 0.01%, Zinc (Zn) 33mg/kg

Free shipping on orders over $200

TuffRock G.I.

$40.95 Regular price

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Generally all orders are shipped the same day as ordering, or the next day. We use Aust Post for most items. Shipping times will depend on your location. If we require further information to ship the item, we will contact you.

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