What the Heck Is grain-free horse pellets?

https://www.hometalk.com/member/259571485/hattie1643531

Free of oats yet full of energy, the muesli provides 12.19 MJ/kg from a low-grain blend built for barrel horses in hard work. You'll pay $37.99 for the 44 lb bag, and bifid's licensed vet team fields questions around the clock.