Free Sample: Garnier Fructis Dandruff Shampoo 7 years ago 1 Comment Free Samples, Free Stuff Walmart is offerign a free sample of Garnier Fructis Dandruff Shampoo. This is one of Garnier’s new products and hopefully will be on sale soon. Thanks Rose Knows Coupons! Share This Post Facebook Comments randy My Walmart already carries this!! It is the best dandruff shampoo I have ever used and it smells really great as you would expect. I use the Intense Cleanse which has little scrubby beads in it.