Ferret Epigen 90 Digestive Support contains ingredients that contribute soluble fiber, and an enhanced prebiotic effect that helps to support digestive health and stool consistency. Ferret Epigen 90 Digestive Support ferret food is a slightly less concentrated and nutrient dense diet as compared to our standard Ferret Epigen 90. Still unparalleled meat content, 62% protein, and 16% fat. If you are new to our Ferret Epigen 90 diets, the Digestive Support formula may be the most suitable starting point for your ferret(s).