Canadian Brand. Boréal strives to make the best food for every dog, sourcing every possible ingredient from Canadian farms and fisheries. Boréal Healthy Grains Freshwater Trout is high meat & low carb, with low glycemic index oats and barley added as 'good grains'. Boréal centres around low glycemic foods to help keep your pet healthy. Prebiotics are added to aid in digestion, taurine for a healthy heart, and botanicals for gut health & antioxidants.