Walmart is hosting FREE sampling events on 7/29 - 8/1 and 8/5 - 8/8! Several companies are participating including: Purina One, Sun Crystals, Adkins, Dean Foods, Wisk, Kelloggs, Dove, and more. Go here to view the dates and companies/products participating. To see if a store near you is participating click on the link you would like to know more information about here.