Hill’S™ Hypoallergenic Dog Treats Are Crunchy And Delicious Rewards Formulated For Dogs With Food Intolerances And To Support Skin Function- With A Great Taste Your Dog Will Love! Hill’S™ Hypoallergenic Dog Treats Are Great For Dogs Being Fed Prescription Diet™ D/D™, Z/D™,  I/D™, I/D™ Sensitive And Derm Defense™ Dog Foods Or Science Plan™ Sensitive Stomach & Skin.