Horse calmer that actually works?

[rowy]

I had her on equifeast cool calm and collected a few years back and didn't make much difference do didn't warrant the cost.
This is a pretty old thread and since posting I now have her on magnesium oxide which seems to have worked very well plus cheap

 

[Elsiecat]

TOPSPEC CALMER

I always rave about it and probably always will, its FAB