Tuffrock GI (GastroIntestinal) Liquid is a world first super-energised colloidal volcanic mineral blend, wtih bioavailable collagen. Also contains toxin binders, and pH and acid stablisers for GI health. Tuffrock GI is a new approach for horses, designed to focus on the cause, not the symptoms. It may help maintain normal gastrointestinal conditions, as if you horse is free on the range. Tuffrock GI is recommended for dirt eating horses. Tuffrock GI is manufactered from a unique range of 100% Australian natural colloidal volcanic minerals, with gut acide normaliser and gut toxin binder. Lovely earthy taste means it is easy to paste by syringe over the tongue, or add to feed. 3 key focus points that may help horse maintain normal GI physiology: A) Gut Imbalance (Ulcer Type Symptoms) Light = 50ml x 2 pre feed am & pm for 10 days Heavy: 50ml x 2 pre feed am & pm for 20 days Why? Normal pH of 7.9 = alkaline + bioavailable collagen nutrients for stomach linings. May need daily maintenance of 25ml GI liquid. Alternatively, 20ml of Tuffrock Conditioner Plus (nominal pH of 7.7) B) Gut Stress (Colic of founder type symptoms) 50ml x 2 in 12 hours. May need additional 30ml pre-feed for 30 days, to help maintain normal acetic acid and inbuilt toxin binder. C) Gut Calm: 50ml as required, max 200ml over 24 hours. Available in 1L, 4L and 10L