Question by Kiowacanrun: Supplements? I plan to start barrel racing with my 7yr old mare. Right now she is on sweet feed with no supplements of any kind. Should she be on anything or is she okay without it. Please help. Thanks. Best answer: Answer by GiGi!!!!!!!!!!!!!!!!!!!umm it rlly depends on ur horse. but maybe […] ↓ Read the rest of this entry…