Crest Pro-Health Mouthwash Sample for Costco Members Free Samples, Freebies If you’re a Costco member, then you can request a FREE Sample of Crest Pro-Health Mouthwash! Just click the ‘Get a Sample’ button and then fill out the request form.Please allow 4 to 6 weeks for delivery! Anything to Add? Leave a Comment! Follow Us On: Thrifty Momma Ramblings Facebook for more great tips for thrifty living! Related Posts Free One Year Shape Magazine Subscription Free Window-Cord Retrofit Safety Kits FREE Sheba Wet Cat Food Sample Pack of 3 Tags:Free Samples, Freebies One Response angie lilly October 5, 2012 thanks tons! Log in to Reply Leave a Reply Cancel replyYou must be logged in to post a comment.