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Compare Hill's® Science Diet® dry cat food to those of other brands.

We make every bag of our dry cat food in our own US facilities with high quality natural ingredients from North America and Europe. These ingredients must meet our strict requirements for purity and nutrient content, which often exceed industry standards. At Hill’s our goal is to create the best cat food possible for our pets, and yours.

Click a brand below to compare their product to Hill’s Science Diet Adult Optimal Care to see the difference for yourself.

Customer Reviews

Science Diet®

Adult Advanced Fitness Original

All my cats love it!
May 17, 2012
Customer avatar
from Cary, NC
Number of Pets: 5 or more
Age of Pet: 1-7 years
I have 5 kitties, and I have always fed them Science Diet. They have always been very healthy and my eldest lived to be 20 years old! I must be feeding them right!
See more Reviews
4 / 5
4 / 5
Taste my pet enjoys
4 / 5
4 / 5
Value for the money
4 / 5
4 / 5

"What I saw and learned at Hill's®"

-Steven May

The Daily Growl paid a visit to Hill’s® Pet Nutrition’s headquarters in Topeka, Kansas. What I saw and learned at Hill’s exceeded my expectations. They only use ingredients that meet the highest standards for quality and safety. They vigorously track their products by batch and ingredients.

Read more from Steven

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Hill’s® Science Diet® cat foods are available online, at your vet clinic, or at a pet store near you.

®/™ Purina, Cat Chow, Pro Plan, Purina ONE, Smartblend, Friskies and Seafood Sensations are trademarks of Societe Des Produits Nestle S.A. Iams is a trademark of The Iams Company. Meow Mix is a trademark of Del Monte Corporation. Blue Buffalo is a trademark of Blue Buffalo Co, Ltd. Royal Canin is a trademark of Royal Canin Societe Par Actions Simplifiee.