Originally Posted by jaydee
I'm feeding the C for the IRS part - purely on my own thinking - I've not seen any research on it but it seemed to make some sort of sense to my logic that if they have impaired uptake of glucose that will also effect ability to produce Vit C
Hmmm....my smart book says " no demonstrated dietary requirement of this vitamin for horses". It does mention older horses or those with infertility problems could benefit. And the only form of C that can be utilized without side effects is ascorbyl palmitate. That explains why some senior feeds contain C.....