Best Cat Milk Replacers of 2025

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Cat milk replacers are a great option for kittens who are orphaned, abandoned, or rejected by their mother. These products are specially formulated to provide all the necessary nutrients that a kitten needs in their early life stages. They are available in both powder and liquid form and can be easily mixed with water. These replacers contain high levels of protein, fat, and other essential nutrients that mimic the composition of a mother cat's milk. Cat milk replacers are a convenient and effective way to ensure that kittens receive the proper nutrition they need for healthy growth and development.
At a Glance: Our Top Picks
Top 10 Cat Milk Replacers
Hartz Kitten Milk Replacer Formula
Hartz Powdered Kitten Milk Replacer Formula is a precisely formulated supplement that matches a mother cat's milk. It contains calcium for strong bones, taurine for heart and eye development, lysine for respiratory health, and linoleic acid to support healthy skin and coat. The powder blends easily with water and can be used with the Hartz Nursing Bottle. It can also be used as a food supplement for pregnant and nursing mothers, as well as convalescing cats. Regular cow's milk is not sufficient for kittens. The formula provides an optimal balance of vitamins, minerals, and essential nutrients to support growth and development in the first 6 weeks of life.
WHISKAS CATMILK PLUS
Whiskas Catmilk is a protein-rich drink specially formulated for cats and kittens. With 98% reduced lactose, it is easy to digest, making it suitable even for cats with sensitive stomachs. Enriched with essential nutrients like calcium and crude protein, it promotes healthy teeth and bones. The real milk flavor is loved by cats, making it a delightful treat for them. Each pack contains twenty-four 6.75-oz. cartons, ensuring you have an ample supply. Whether you want to provide additional nourishment or simply reward your feline friend, Whiskas Catmilk is a convenient and beneficial choice.
Nutri-Vet Milk Replacement For Kittens
Nutri-Vet Milk Replacement For Kittens is a full meal replacement for newborns that contains essential amounts of protein, fat, and carbohydrates, plus vitamins, minerals, and amino acids that newborn kittens need. It is readily accepted by newborn kittens and produces excellent growth rates and weight gain. Nutri-Vet Milk Replacement also supports a healthy gut with Opti-Gut, a natural recipe, complete with probiotics for cats. Formulated by veterinarians, this product is made in the USA with globally sourced ingredients that meet the highest standards of quality and consistency.
PetAg PetLac Kitten Milk Replacement
PetAg PetLac Milk Replacement is designed to provide essential nutrition for kittens from newborn to six weeks old. This ready-to-feed formula supports the growth and development of orphaned or nursing kittens, ensuring they receive a balanced diet. Its easy-to-digest composition makes it palatable for all breeds, helping you keep your little ones nourished without fuss. Plus, the resealable TetraPak allows for convenient storage after opening, making it simple for you to serve multiple feedings. With PetAg, you can feel confident that your kittens are getting the quality nutrition they need.
Aurora Pet Catmilk Bundle Pack
The Aurora Pet Catmilk Drink is designed for both cats and kittens, offering a delicious, protein-rich alternative to regular milk. With 98% less lactose, it’s gentle on sensitive stomachs, making it a safe choice for your furry friends. Each carton is enriched with essential nutrients like calcium and protein, which are vital for their growth and health. The real milk flavor ensures that even the pickiest eaters will love it. Plus, the inclusion of grooming wipes in the bundle adds extra convenience for pet care.
Revival Animal Health Breeder's Edge Foster Care Feline - Powdered Milk Replacer
The Revival Animal Health Breeder's Edge Foster Care Feline is a powdered milk replacer ideal for kittens and cats, providing complete and balanced nutrition for the first 35 days of their life. It is also helpful for pregnant, lactating, or convalescing adult dogs as a nutritional supplement. The product promotes a healthy GI tract to support the animal's natural defenses, boosts the immune system, minimizes potential for diarrhea, and is great for conditioning skin and hair coat. Additionally, it can be used as a milk treat or flavor enhancer.
Manna Pro Nurse All Multi-Species Milk Replacer
The Manna Pro Nurse All Multi-Species Milk Replacer is a convenient and healthy option for feeding your newborn puppies and kittens. This milk replacer is made with real milk protein and features probiotics to support your baby animal's healthy growth and development. The Opti-Gut formula helps control harmful bacteria and promote the growth of good bacteria in the digestive tract. It is also easy to mix and store, and formulated to feed 9 different species of baby animals.
Choolip Berry Good Pet Milk
Choolip Pet Milk is a vitamin-enriched milk designed for dogs and cats, created by veterinarian Dr. Eric. Each pack contains ten resealable pouches of creamy, lactose-free cow's milk, making it easy to serve daily. This product supports kidney and bladder health, providing essential nutrients like Cranberry and CoQ10, which can help prevent future health issues. Conveniently portable and easy to store, you can take these pouches anywhere. Plus, with no harmful additives, you can feel good about treating your pets to a nutritious and tasty snack that they’ll love.
The Honest Kitchen Goat's Milk with Probiotics for Cats
The Honest Kitchen Goat's Milk is a nutritional and all-natural supplement specially designed for cats. Just add water to this dehydrated instant formula to create a nourishing liquid treat or pour it over dry food for a delicious everyday supplement. With probiotics, it supports the digestive and nutritional needs of your feline friend. Made with human-grade ingredients and produced in a human food facility, this goat's milk ensures higher quality and safety standards. It is made from pasture-raised, free-ranging goats and contains no by-products, preservatives, or GMO ingredients. The Honest Kitchen Goat's Milk is a certified B Corporation, meeting the highest standards of social and environmental performance. Give your cat the benefits of this wholesome and nutritious goat's milk.
PetAg KMR Kitten Milk Replacer
The PetAg KMR Milk Replacer is specially designed for kittens who cannot receive nourishment from their mother. This formula closely mimics mother’s milk, providing essential nutrients like proteins, fats, and carbohydrates that are crucial for healthy growth. It is also enhanced with vitamins, minerals, prebiotics, and probiotics to support your kitten’s immune system and digestion. The easy-to-digest formula ensures that your young feline can absorb nutrients without discomfort. Mixing the powder is a breeze—just combine it with warm water for a quick meal that can be prepared as needed.
Frequently Asked Questions (FAQs)
1. Is milk replacer good for cats?
Milk replacers, specifically powdered kitten milk replacement formula, are beneficial for kittens. It is recommended to use powdered formula instead of canned liquid formula to prevent diarrhea in kittens.
2. How long should kittens be on milk replacer?
Kittens should be solely fed with milk replacer until they reach 3-4 weeks of age. After this time, the weaning process can begin, and other sources of nutrition can be introduced.
3. What kind of milk can baby cats drink?
Baby cats, or kittens, should ideally drink their mother's milk. However, if that is not possible, they will require a kitten milk replacer, also known as KMR or kitten milk formula, as a suitable alternative.
4. Can I give my cat almond milk?
It is not recommended to give cats almond milk. Cats do not naturally consume nuts, and while a small amount of almond milk may not be harmful, it does not provide the necessary nutrition for cats and may have high fat content.
5. What does Karo syrup do for kittens?
Karo syrup, or a sugar source like pancake syrup or a sugar-water mixture, can be applied to a kitten's gums to increase blood sugar levels. This is done while warming the kitten and is typically done every 3 minutes.
6. Is there a milk that cats can drink?
Cats can consume whole, skim, or lactose-free milk in small quantities, as long as they do not have any adverse reactions such as vomiting or diarrhea. Some experts suggest that cream may be a better option as it contains less lactose than whole or skim milk.
During our cat milk replacer research, we found 24 cat milk replacer products and shortlisted 10 quality products. We collected and analyzed 61,626 customer reviews through our big data system to write the cat milk replacers list. We found that most customers choose cat milk replacers with an average price of $26.66.
The cat milk replacers are available for purchase. We have researched hundreds of brands and picked the top brands of cat milk replacers, including Hartz, Whiskas, Nutri-Vet, PetAg, Aurora Pet. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Janie Foster is a writer & pet blogger from Los Angeles, she enjoys living with her two cats and three dogs. She owned her first dog 10 years ago and then started her personal blog to record her dog's daily life. Throughout her personal life, she has developed specialized knowledge in pet care, pet nutrition, feeding habits, and more.
Cat Milk Replacers Comparison Table
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Brand | Hartz | Whiskas | Nutri-Vet | PetAg | Aurora Pet | Revival Animal Health | Manna Pro | Choolip | The Honest Kitchen | PetAg |
Item Weight | 11 ounces | 10.12 pounds | 12 ounces | 2 pounds | 6.8 ounces | 12 ounces | 3.5 pounds | 5.06 pounds | 5.2 ounces | 12 ounces |
Item Package Dimensions L x W x H | 6.5 x 3.74 x 3.66 inches | 16.18 x 6.5 x 4.53 inches | 6.57 x 3.74 x 3.7 inches | 10.16 x 5.31 x 2.72 inches | 7.6 x 5.94 x 3.78 inches | 6.54 x 3.7 x 3.7 inches | 13.11 x 9.57 x 3.15 inches | 12.36 x 8.54 x 4.33 inches | 4.49 x 2.56 x 2.56 inches | 6.93 x 6.57 x 6.42 inches |
Brand Name | Hartz | Whiskas | Nutri-Vet | PetAg | Aurora Pet | Revival Animal Health | Manna Pro | Choolip | The Honest Kitchen | PetAg |
Target Audience Keyword | house-cats, house-cats; cats | house-cats | house-cats | house-cats | house-cats | house-cats | house-cats, dogs, horses | Cats, Dogs | Cats | house-cats, dogs |
Age Range Description | kitten | Adult | Kitten | Kitten | All Life Stages | All Life Stages | Kitten | All Life Stages | All Life Stages | Kitten |
Breed Recommendation | Small Breeds | All Breed Sizes | All Breed Sizes | All Breed Sizes | Medium Breeds | All Breed Sizes | Small Breeds | All breeds | All Breed Sizes | All Breed Sizes |
Specific Uses for Product | Stomach | Digestive Health | weight | Milk Replacer | Sensitive Stomach | Immune System Health | active | Immune Support, Hip and Joint Support, Bone Health, Urinary Tract Health, Kidney Care | Digestive Health | Milk Replacer |
Item Form | Powder | Liquid | Powder | Liquid | Liquid | Powder | Powder | Liquid | Powder | Powder |
Size | 11 Ounce (Pack of 1) | 0.84 Ounce (Pack of 24) | 12 Ounce (Pack of 1) | 32 Fl Oz (Pack of 1) | 5.86 Fl Oz (Pack of 7) | 12 Ounce (Pack of 1) | 3.5 Pound (Pack of 1) | - | 5.2 Ounce (Pack of 1) | 6 Ounce (Pack of 2) |
Flavor | Milk | Milk | Milk | Milk | Milk | - | Milk | Milk | Goat's Milk | Milk |
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