Free Sample: Purina One SmartBlend Cat or Dog Food November 22, 2010 at 10:30 am by Cindy Livesey | Free Samples 0 comments You can get a free sample of Purina One SmartBlend Cat Food or Dog Food. You can head over here to request your free sample. Sample is from Target. The links in the post above may be affiliate links. Read the full disclosure.