Discover This Week’s FREE Samples. Freeosk is offering FREE Crest Pro-Health Toothpaste, Emergen-C Immune+ Crystals, Mott’s Applesauce & More at Sam’s Club locations from 08/16/2024 through 08/22/2024. If you want to get this freebie, click on the “Get FREE” button, find a location near you, and head out to the store. Download the Freeosk app for Android or iPhone so you can redeem the samples at the Freeosk location.