I used to feed oat hay to supplement pellets/reg hay. The horses eat it but weren't crazy over it so usually had something to munch on all day.
IIRC it was very high in one mineral according to the Feed Requirements for Horses publication, iron? Cheryl ToltallyICE at Sand Creek Icelandic Horse Farm Icelandic Horses and Icelandic Sheepdogs email: [EMAIL PROTECTED] website: www.toltallyice.com
