To do this, avoid any unnecessary vaccination and medication and make sure he's eating a well - balanced, species appropriate diet free of unnecessary fillers and animal by - products. (dogingtonpost.com)
They're sometimes seen as unnecessary fillers due to low nutritional value. (thebarkbuzz.com)
We don't want unnecessary fillers in our food, or food make with pesticides sprayed on them. (thelunchtray.com)