FREE Sample Of Beneful Healthy Smile Adult Dog Food! This post may contain affiliate links. Please see the full disclosure policy here. Posted on January 23, 2014 Written by Kristen Dann Leave a Comment Have a dog or know someone who does? Head on over to Beneful’s Facebook page and claim a FREE sample of Beneful Healthy Smile Adult Dog food! It should take 4-6 weeks for delivery! Thanks Coupons Do Work!