If your dog is off feed, you can bring his favorite toy or frozen low sodium chicken broth in a small container that he can lick at. (petmedicalfresno.com)
You can also freeze a little low - sodium chicken broth in plastic ice cube trays and then periodically drop one into the bowl. (catbehaviorassociates.com)
This soup is low - sodium chicken broth based. (fedandfit.com)