Get

In Your Inbox

Catster is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no cost to you. Learn more.

Can Kittens Drink Milk? Vet-Verified Nutrition Facts & FAQ

Share

Can Kittens Drink Milk

There are plenty of feline stereotypes. For example, cats have a reputation for being curious and aloof, which is more or less accurate. Another common stereotype is that kittens love to drink milk, specifically cow’s milk.

So, can kittens drink milk? While they may enjoy cow’s milk, many cat owners operate under the misconception that cow’s milk is good for their pets. Cow’s milk is not appropriate for kittens, and feeding it to your kitten can result in serious health issues. In this article, we will discuss why kittens shouldn’t drink cow’s milk and the possible side effects of drinking it, so keep reading to learn more.

divider 2 cats

Why Can’t Kittens Drink Cow’s Milk?

Cow’s milk is not healthy for kittens or adult cats. Most felines do not have the enzymes necessary to break down the sugar lactose, which is abundant in cow’s milk. Drinking cow’s milk may cause your cat to suffer digestive issues.

Kittens do drink milk, but not cow’s milk. Kittens are born ready to digest their mother’s milk, so milk from a cat is perfectly safe for kittens. However, around 8 weeks of age, most kittens start to lose their ability to digest even cat’s milk and begin consuming food they will eat as adults.

mother cat nursing kittens in a box
Image Credit: Azami Adiputera, Shutterstock

Dangers of Feeding Cow Milk to Kittens

As mentioned before, feeding cow’s milk to your kitten or adult cat can lead to gastrointestinal problems due to their inability to digest lactose. Their lack of necessary enzymes to break down cow’s milk can lead to diarrhea, vomiting, and gas shortly after consumption.

In severe cases, it can lead to rapid dehydration. Dehydration is a medical emergency that can impede your kitten’s ability to perform normal bodily functions. If you suspect your kitten is dehydrated, immediately take them to your vet or local emergency clinic.

If an adult cat consumes cow’s milk, they may experience similar abdominal discomfort. The real danger is the long-term effects of prolonged feeding since cow’s milk is high in fat that may contribute to obesity.

Can Kittens Drink Milk Alternatives?

Now that you know cow’s milk is entirely off the table, you may wonder what milk can kittens drink safely? For example, can kittens drink goat’s milk? What about soy milk, almond milk, and other forms of milk?

Much like with cow’s milk, feeding any form of milk to your cat is unnecessary. The cow milk alternatives are often high in fat, which can lead to weight gain. They also contain oils, sugars, or thickeners that cause severe gastrointestinal distress.

Many types of milk also have high levels of additives and preservatives. Furthermore, they are not nutritionally balanced for feline consumption. The only milk that your kitten should drink is their mother’s milk when age appropriate.

Woman feeding newborn kitten with bottle of milk over white background
Image Credit: KayaMe, Shutterstock

Can Kittens Drink Milk Formulas?

Cow’s milk and other forms of milk are out of the question. But what about milk formulas? Milk formulas can be an excellent option for growing kittens as long as they are developed with feline consumption in mind.

Ideally, kittens will be nursed by their mother and will have no need for a milk formula. However, orphaned or abandoned kittens will need nutrition in the form of milk.

divider 2 cats

Frequently Asked Questions (FAQ)

It can be difficult to fully understand how cow’s milk or other types of milk truly impact cats, especially in a culture that perpetuates the idea that cats can and should drink milk. To learn more about the relationship between milk and cats, take a look at the frequently asked questions below.

Are All Cats Lactose Intolerant?

Many cats are lactose intolerant; however, not all of them are. Some can process lactose better than others, allowing them to digest cow’s milk without experiencing gastrointestinal problems. If your cat has ingested cow’s milk, monitor them for the next 12 hours.

They are likely lactose intolerant if they display signs such as diarrhea, vomiting, flatulence, or abdominal discomfort. If they do not show any signs, it is possible that they are not.

Regardless of your cat’s lactose intolerance (or lack thereof), cow’s milk is still not a healthy choice. It is high in fat, and if consumed frequently, it can lead to obesity. Therefore, keeping cow’s milk off the menu is the best choice for your cat.

grey cat getting a belly rub
Image Credit: Anna Hoychuk, Shutterstock

Should You Seek Veterinary Care if Your Kitten Drinks Cow’s Milk?

Accidents happen; sometimes, your curious kitten gets their nose into something they shouldn’t have. If your kitten has lapped up cow’s milk, your response will depend on how much they ingested and how they are responding.

If they only drank a small amount and appear to be experiencing mild gastrointestinal issues, continue to monitor them. Their digestive issues will likely resolve within 24 hours.

However, veterinary care is necessary if your kitten consumes large amounts of milk and has been sick for longer than 24 hours. This is also true if your kitten cannot stay hydrated or appears to be weak.

What Can You Give Your Cat to Drink?

If cats can’t drink cow’s milk, what can you give them to drink? The only liquid that your cat should drink is water. After your kitten weans off their mother’s milk, there aren’t many reasons for you to provide them with drinks other than water.

If your cat doesn’t drink from their dish enough, you can try using a different bowl, clean and refresh the water frequently, or provide water from a fountain.

divider 3 paws

Conclusion

Despite the stereotypes, cow’s milk is unsuitable for kittens or cats. Cow’s milk can present many dangers to your kitten’s health, such as digestive distress and dehydration. Now that you know the risks of feeding cow’s milk to your kitten, you can avoid falling victim to the common misconception that cats need to drink milk.


Featured Image Credit: New Africa, Shutterstock

Want content like this delivered to you?

Sign Up For Our Newsletter

News, insights, expert advice, and everything cat

* By submitting, you agree to our Terms & Conditions and Privacy & Cookies Policy.




How useful was this post?

Click on a star to rate (you can leave written feedback after clicking submit)

Help us improve Catster for pet parents!

Your feedback really matters.

What did you like about this post? Also how can we improve it?

Join the conversation

Leave a Reply

You’re very welcome to leave a comment or question. Please know that all comments must meet our community guidelines, and your email address will NOT be published. Let’s have a positive and constructive conversation.


Catster's Digital Magazine is Back!

Vet-approved health & behavior advice

Real cat stories & community features

Chatting About Big Cat Tourism, Lion Hunting, and Learning From Our Mistakes | Chatty Cattys, Episode 26

In this episode of Catster’s Chatty Cattys podcast, Nicole and Dr. Karyn dive into the dark side of big cat tourism and the...

Why Cats Sit by the Door (But Don’t Go Through It)

Door-sitting is one of those quirky little habits that almost every cat owner experiences at some point. You know how it goes: a...

Six Legs Are Better Than Three – How A Tripod Dog and Kitten Found Friendship Through Recovery

Sometimes the most meaningful friendships begin in the most unexpected places. At a Maryland veterinary hospital operated by Last Chance Animal Rescue, two...

The Original Space Invaders – Why Zero Respect for Personal Boundaries Is a Good Thing

Cats have a reputation for being independent, and in many ways they are. But anyone who has tried to work at a laptop...

More related

Why Is There an M on My Cat’s Forehead? Facts & FAQ

Just like people, animals have markings and colors that make them unique. Animals of all kinds have interesting coat patterns, from zebras and...

Can Cats Eat Spinach? Vet-Reviewed Nutritional Facts & FAQ

Cats can be picky about their meals, but some felines express interest in food usually enjoyed by humans and other omnivores. Some veggies...

Do Cats’ Weights Fluctuate With the Seasons? Vet Approved Facts & Care Tips

If you have been a cat owner for several years, you may have noticed your pet occasionally but regularly looking heavier or thinner,...

8 Best Unique Cat Beds in 2026 – Reviews & Top Picks

There are all kinds of crazy contraptions around on the web specially made for your kitty counterparts. If you’re sick of the standard...

Keep reading

Feline Lower Urinary Tract Disease: Our Vet Explains the Causes, Signs & Treatments

Is your cat urinating frequently? Are they going outside of the litter box? These signs may be vague or quite prominent. Your veterinarian might refer to the cause as feline lower urinary tract disease. Let’s look at some of the...

Ginger cat in blue litter box

How Much Attention Does a Cat Need? Vet-Reviewed Facts

While cats are often perceived as independent pets, they still require daily attention from their owners. Most cats need at least 20-30 minutes of undivided attention a day. However, the amount of attention can vary and depends on several different...

cat sleeping in owner's arms

Scottish Fold Cat Health Problems: 7 Vet-Reviewed Issues

Scottish Fold cats have found their way into many pet lovers’ hearts with their unique folded ears and sweet personalities. As with any breed of cat, the Scottish Fold cat has its own set of health issues you need to...

Catster_Health Problems of Scottish Fold

Why Do Cats Pounce? Feline Instinctive Behavior Explained (Vet-Reviewed)

Have you ever watched your cat bound around the house, seemingly jumping on random things? You may have wondered why they do it. The answer is simple: Cats love to pounce! But why? Cats pounce as an instinctive behavior and...

Cat hunting to toy mouse at home

Can Cats Eat Gummy Bears? Vet-Reviewed Nutritional Facts

Gummy bears are fun treats when you want to wind down after a long day. They’re chewy, sugary, and adorably tasty. If your cat is the sort to always demand a nibble of whatever you’re eating, you may have considered...

Can Cats Eat Gummy Bears

5 Different Cat Personality Types: Understand Your Feline (Vet Reviewed)

Cats are mysterious, enigmatic creatures that do what they want to do on their own terms. It’s hard for us to imagine putting them in a box (unless it’s a literal cardboard box, of course) based on their personality. However,...

cat sitting on owners lap

Cat Preventive Care for Good Health & Longevity: 8 Fundamental Pillars

There is an aspect of veterinary medicine that is called preventive care; meaning preventing health problems through proactive measures. Preventative care means better health outcomes and a happy, comfortable cat. This guide will cover the importance of preventive care in...

cat being observed by a female veterinarian

Why Does My Cat Sit In My Chair? 5 Vet-Approved Likely Reasons & Prevention Ideas

Have you recently noticed that your furry companion has hijacked your chair? Every time you walk into a room, they are sitting in the seat of your chair or up on the back. This might be an odd behavior to...

ginger cat sitting on an armchair

Love Cats? So Do We! Join the Catster Community

Stay informed with expert pet care insights delivered straight to your inbox! Discover professional guidance on animal behavior, feeding tips, trusted product picks, and much more.




Sign up for the Catster Email Newsletter

Stay informed with expert pet care insights delivered straight to your inbox! Discover professional guidance on animal behavior, feeding tips, trusted product picks, and much more.