Everyone has those Favorite Products that they use and love and becasue I love the ones we use so much I want to share them with everyone. 
Gut X From 100 X Equine! I use this on all my weanling and any horse we have that has any kind of gut problem. It is amazing product that we have had really good luck with when it comes to weight, stomach ulcers and colic.

They even Run a Refer a Friend Program that will give you $20 off your order with this link.