what is powdered cellulose
August 4, 2011 By Paris Permenter. We all need fiber in our diets but itâs important to look at the source of that fiber found in your dogâs food. In todayâs nutrition tip, canine nutrition expert Tracie Hotchner looks at what is a surprising ingredient in some dog food: powdered cellulose.Powdered cellulose is a fiber source in dry dog food with the lowest food value of any kind of fiber and it may amaze you that it is even permitted in dog food.ugust 4, 2011 By Paris Permenter. We all need fiber in our diets but itâs important to look at the source of that fiber found in your dogâs food. In todayâs nutrition tip, canine nutrition expert Tracie Hotchner looks at what is a surprising ingredient in some dog food: powdered cellulose.