knowing you fed them right, from the start


You only get one first year with your new kitten

On average kittens experience over 90% of their lifetime growth before their first birthday. Hill’s Science Diet kitten foods use science-led nutrition to support your growing pet’s needs, as well as their developing gut microbiome.

Kitten NutritionKitten Care

Infographic explains 5 essential building blocks for kitten health
Science Diet Dry Kitten Food Bags

Starting life out strong

Hill’s Science Diet kitten foods support 5 essential building blocks for lifelong health.

prebiotic icon

A breakthrough blend of prebiotic fibers to support the gut microbiome and digestive system

bones health icon

Balanced minerals to support growing bones and teeth

fish oil icon

DHA from fish oil to support healthy brain and eye development

shield icon

Antioxidant blend of Vitamins C & E to support developing immune systems

Muscles icon

High-quality protein for building lean muscles


Support the gut microbiome for lifelong health with Hill’s ActivBiome+

Every pet has a unique microbiome — an internal ecosystem composed of millions of bacteria and other microorganisms — that can influence every part of the body.

ActivBiome+ is a breakthrough blend of prebiotic fibers to support the gut microbiome and digestive system.

Areas the microbiome can help support

Digestion icon


stool quality icon

Stool Quality

Shield icon

Immune Health

Energy icon


organ function icon

Overall Organ Function

A black kitten playing with an orange ball
An orange and white kitten in a laundry basket

Your kitten’s growth guide

During their first 15 months or so, you’ll want to track important dates, and developments. Sign up for ongoing support and a helpful guide you can use right away.


Thank you for signing up!

Here‘s your PDF

Know how much to feed your kitten per day

Use this kitten food calculator* to find a proper feeding schedule, and remember: size, age and breed are also factors, so check with your veterinarian first.

per day*

*Based on Hill's Science Diet Kitten Food Chicken recommendations

Understand proper kitten care

Be sure to “kitten proof” your home

Make your home safe for your furry new friend by hiding all electrical cabling or poisonous plants your kitten might try to chew.

Cat In Veterinary Clinic

Know what vaccines your kitten needs

From bordetella to rabies, know what and when to give for optimum kitten health.

Learn More

Teaching your kitten the rules

Kittens are curious and active. If they are scratching furniture, redirect them to their scratching post, and praise them when they make the right choice. If they are playing with something they shouldn't, distract them away with a fun toy.

Understand your kitten’s nutrition

Girl With Happy Cat

Get to know your kitten’s unique nutritional needs

Your kitten has very different nutritional requirements than a person, so make sure they have the nutrition they need for a healthy start.

Learn More

It's always a good idea to spay or neuter your cat

The benefit? Fewer unwanted litters and fewer parental worries for you.