See how science can create differences you can see, feel and trust
Feed your dog’s best life with biology-based nutrition
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Knowledge is our first ingredient.
Hill’s understands what dogs need to live a long and healthy life.
Science has driven the creation of our nutrition since 1939
Developed with the combined expertise of 220+ vets, scientists and pet nutritionists
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Daily nutrition feeds better tomorrows.
Predictive Biology is our science-based approach to creating optimal nutrition.We optimally select ingredients and nutrients to work with a pet’s biology
Fed every day, the right nutrition makes little transformations that can add up to incredible results
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We believe in the best care humanly possible for all pets.
It’s Hill’s mission to transform the lives of pets everywhere — especially those in need.We provide continuous shelter pet support and compassionate disaster relief
We partner with vets worldwide so they can provide uncompromising care for pets everywhere
#1 VETERINARIAN RECOMMENDED
Vets are experts in your dog’s health – and more of them recommend the biology-based nutrition of Hill’s Science Diet than any other brand.
INGREDIENTS CHOSEN FOR TASTE & QUALITY
Your dog deserves a food as delicious as it is nutritious, so we make our foods using only high-quality ingredients, including chicken, lamb and salmon.
100% SATISFACTION GUARANTEE
At Hill’s, we’re dedicated to making foods your dog will love. If you’re not satisfied for any reason, simply return it to the place of purchase for your money back.
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Hill’s® Science Diet® Adult Advanced Fitness Original Dog Food
4.8(217)Precisely balanced nutrition to improve skin and coat, plus maintain strong muscles and ideal body condition
Awesome food all around!
“Within the first couple of weeks, there was a major difference in my dog. Her coat was softer, looked healthier and she had more energy. It amazed me that her food could do that!”
– AnarchyMommy, Indiana
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Hill’s® Science Diet® Adult Perfect Weight Dog Food
4.8(92)Breakthrough nutrition formulated to help your dog achieve a healthy weight and improve quality of life.
Amazing results!
“My beautiful Siberian Husky has lost 17 pounds and is once again active, playful and happy thanks to this food. Weight loss, healthy, great attitude and energy – this is prime stuff!”
– ElenaS, Florida
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Hill’s® Science Diet® Youthful Vitality Adult 7+
4.5(15)Precisely balanced nutrition to fight the signs of aging in adult 7+ dogs
Gave my old dog new life
“After a month on this food, my 14-year-old Terrier mix is like a new dog. She has more energy and flexibility. She was really having problems with stairs, but now it’s noticeably easier.”
– Elaine0516, Colorado
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Hill’s® Science Diet® Puppy Healthy Development
4.9(58)Precisely balanced, easy-to-digest nutrition for growing puppies
Perfect for my puppy
“This product has been great for my puppy! She is growing and gaining weight like she should! She loves this food, it's definitely a product we will continue to buy for our fur baby!”
– kacc, Wyoming
Two of a kind, Together Forever
The Hill's Food, Shelter & Love® program feeds over 100,000 pets daily so they’re healthier, happier and ready to join their new family. Join us in giving these pets a loving home.
You Win. We Give.
Enter for a chance to win a year’s worth of Science Diet® for your dog and a $500 donation for a participating shelter. You could be an instant winner!
Train the Chaser Way
Meet the dog who knows 1,000 words and learn about owner John Pilley’s training methods.
Results in the Real World
These dogs are on the path to a healthier weight. Check out their weight loss success.
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A Dog's Nutritional Needs From Puppy to Senior Years
Discover the different nutrient requirements for your dog through each of his lifestages and how you can keep him happy, healthy and fit to play.
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Why Science Matters in Your Dog's Food
Learn why scientific research is important in formulating quality dog food, especially for things like taste, size, texture and nutritional ingredients.
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Choosing the Best Dog Food
Learn what to look for when choosing the best dog food for your pup. Healthy ingredients, your dog's age & his physical condition are important factors.
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The Science Behind a Dog IQ Test
Curious to know how smart your dog is? Learn about the different types of dog intelligence and see how trainable he is with an IQ test.
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The Science Behind Our Love for Pets
Learn the scientific reasons why we have such strong connections with our pets, and what science says about the love between humans and our furry friends.
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Predictive Biology: The Science Behind Our Pet Food
Learn how the science of predictive biology plays a role in formulating your pet's food to interact and work with your pet's biological process.
