Free Sample of Crest Complete – GONE This post may contain affiliate links and I may be compensated for this post. Please read our disclosure policy here. August 24, 2011 Sharing is caring!0sharesShareTweetPin Update: This sample is gone – it went quickly! Walmart is offering a FREE sample of Crest Complete. Just fill out a brief form & your sample should be on its way within 4-6 weeks. Thanks Give Me Neither!