Free Sample Crest Pro Health 8 years ago 2 Comments Free Stuff Walmart is offering a new sample: Crest Pro Health Enamel shield Toothpaste. Sure you can get free toothpaste just about every week it seems. But these sample sizes are great for traveling. Enjoy! Share This Post Facebook Comments paula How are you doing both rebates? Each require the upc code? Mollie You might want to do a Google search about the known side effects of Crest Pro Health before you put it in your mouth.