Probiotics & More: Purr-fect Path to Kitten Digestive Wellness

In a recent blog, I dived into the profound impact of optimizing gut health in puppies, revealing how it shapes their long-term health. I did a lot of reading and clearly became intrigued by this topic. I was convinced there would be some nuances when it comes to feline gut health… so I turned my attention to kittens. Here again, I found several studies focusing on the kitten microbiome and what can be done to optimize it. While it’s a trendy topic, its importance cannot be overstated. In this blog, I’m excited to share a treasure trove of simple, impactful tips and tricks. These insights are tailored for your kittens, ensuring they grow into healthy, happy adults.


  1. Kitten Gut Health: Probiotics, Prebiotics, and Microbiome Optimization
    1. The Foundations of Feline Digestive Health
    2. Probiotics: The Beneficial Bacteria
    3. Prebiotics: Nourishing the Gut Flora
    4. Microbiome Optimization: A Balancing Act
  2. Balancing the Kitten Microbiome: Probiotics, Prebiotics, and Diet
    1. Maternal Care for Kitten Gut Health
    2. Colostrum: The First (and Best) Probiotic Boost for Newborn Kittens
    3. Ensuring Prebiotic Boosts Through Mother’s Milk
    4. Nutritional Weaning: Balancing Diets for a Healthy Kitten Microbiome
  3. Administering Probiotics and Prebiotics to Kittens
    1. The Importance of the Mother
    2. Administering Gut Health Supplements

Kitten Gut Health: Probiotics, Prebiotics, and Microbiome Optimization

A visually engaging image depicting the understanding of the feline microbiome. Show a kitten in a scientific laboratory setting, surrounded by enlarged models of probiotics and prebiotics.

The Foundations of Feline Digestive Health

The gut microbiome in kittens is a fascinating and complex world within their tiny bodies.

Recently, this topic has gained significant attention in both human and veterinary medicine, often hailed as an organ in its own right due to its extensive influence.

The gut microbiome indeed plays multiple pivotal roles, ranging from the development of the immune system to impacting behavior and managing weight.

It’s a delicate balance that’s crucial for overall health, underscoring the importance of nurturing it right from the start.

The key players in maintaining gut harmony in kittens are probiotics and prebiotics, each serving a unique and vital role.

Probiotics: The Beneficial Bacteria

These microscopic heroes aid in digestion, fight off potential pathogens, and maintain the integrity of the gut lining.

Prebiotics: Nourishing the Gut Flora

While probiotics are the live bacteria, prebiotics are the nourishment they need to thrive.

FOS fosters the growth of healthy bacteria, while MOS helps block harmful pathogens. Together, they synergistically support the kitten’s microbiome, enhancing digestive health and overall wellbeing.

The relationship between probiotics and prebiotics in the feline microbiome is symbiotic. Probiotics depend on prebiotics to flourish, and in turn, a healthy probiotic population ensures a well-functioning gut. This symbiosis is crucial for the overall health of your kitten, influencing everything from nutrient absorption to their ability to fight off diseases.

Microbiome Optimization: A Balancing Act

The term ‘microbiome optimization’ might sound complex, but it’s simply about maintaining the right balance of these microorganisms.

Disruptions to this balance can lead to digestive issues, weakened immunity, and more. Therefore, understanding and managing this delicate ecosystem is crucial for your kitten’s health.

I won’t sugarcoat it: we’re still unraveling the mysteries of microbiome optimization in kittens. However, the strides made in recent years have been significant, illuminating pathways to better understanding and care. While we anticipate more groundbreaking strategies in the future, it’s heartening to know that there are already effective measures we can implement today.

This journey of discovery is ongoing, but we’re well-equipped with current knowledge to make a positive impact on the health of our feline friends.

I am on a mission to learn everything about dog and cat breeding. Sign up to my newsletter to follow my journey, and receive exclusive content and offers!

Balancing the Kitten Microbiome: Probiotics, Prebiotics, and Diet

A serene image depicting a young kitten in a natural setting, symbolizing the introduction to kitten gut health. The kitten is exploring a lush garden, with a focus on its curious expression. In the background, subtly integrated into the natural elements, are artistic representations of probiotics, prebiotics, and microbiome elements, visualized as colorful, abstract bacteria shapes, evoking the concept of gut health optimization.

Achieving a balanced microbiome in kittens is a multifaceted endeavour, intertwining the right mix of probiotics, prebiotics, and a carefully curated diet. Contrary to common belief though, optimizing a kitten’s gut health extends beyond focusing solely on the kitten itself. Recent studies in dogs and cats have revealed a broader approach, highlighting that this crucial development actually begins even before the kitten is born. This insight opens up new avenues in prenatal care, emphasizing the importance of a holistic approach to nurturing gut health right from the earliest stages of life.

Maternal Care for Kitten Gut Health

DOHAD, or the Developmental Origins of Health and Disease, is a groundbreaking concept beginning to reshape our understanding of veterinary medicine, especially in dogs and cats.

Recent discussions have highlighted that this is not just a fleeting trend, but a new chapter in veterinary science.

This holistic approach emphasizes the importance of maternal care and well-being as the foundational step in shaping a kitten’s lifelong health, making DOHAD a crucial element in feline healthcare.

A post from Dr Emmanuel Fontaine on Threads explaining the importance of nutrition during gestation in female cats to optimize the gut microbiome of kittens.
  • The first crucial step is to ensure breeding females are healthy, particularly free from chronic gastrointestinal disorders like inflammatory bowel disease or chronic enteropathy.
  • Additionally, maintaining an optimal body condition score in breeding females is vital. In dogs, overweight mothers often have low birth weight puppies with underdeveloped gut microbiomes. While similar studies in cats are not available yet to my knowledge, it’s prudent to consider this a key rule for feline breeding.
How to feed a female cat during gestation
  • Once these fundamentals are in place, the focus shifts to a gestation diet optimized for microbiome support. This could involve supplementing with probiotics or choosing a diet enriched with prebiotics. Various approaches have shown benefits, but consistency is key.

Colostrum: The First (and Best) Probiotic Boost for Newborn Kittens

I’ve always championed colostrum as an essential immunity and energy booster, crucial for optimizing newborn kitten survival. However, my recent learnings have added another dimension to its significance: colostrum as a microbiome booster.

These bacteria originate from the mother’s skin and milk, with some even migrating from her digestive tract to the mammary glands, eventually finding their way into the colostrum.

This fascinating process reiterates the importance of the right nutritional approach during gestation in the mother.

A post on Threads for Dr Emmanuel Fontaine on the fact that colostrum is a superfood for newborn puppies and kittens.

Ensuring Prebiotic Boosts Through Mother’s Milk

Kittens can also receive a vital prebiotic boost, simply through nursing on their mother.

This highlights two top priorities:

  • Firstly, the nutrition of the female cat during gestation directly influences lactation.

Proper feeding during gestation is crucial, as I explain in the video above, to ensure these reserves are sufficient.

  • Secondly, the nutritional needs of the queen during lactation are paramount.

A growth diet, ideally the same that will be used for weaning the kittens, is recommended.

Despite making reserves, queens typically lose weight during lactation – a well-managed diet aims to minimize this loss to no more than 5-10% of their optimal body weight.

This ensures that if supplementation is necessary, the kittens still receive vital prebiotics they might miss from their mother’s milk.

A post on Threads by Dr Emmanuel Fontaine on the importance of prebiotic supplementation in milks replacers used in kittens.

Nutritional Weaning: Balancing Diets for a Healthy Kitten Microbiome

Nutritional weaning is a critical phase that significantly influences the microbiome development in kittens. This period, often marked by weaning diarrhea, poses a common challenge in breeding catteries.

Among the myriad pathogens causing weaning diarrhea in kittens, the Feline Panleukopenia Virus stands out as a crucial consideration – dive deeper into this critical topic on my blog here!

Interestingly, while cats are obligate carnivores requiring high protein intake, studies suggest that diets with a moderate protein: moderate carbohydrate ratio may actually foster a healthier microbiome compared to a high protein: low carbohydrate diet.

In terms of feeding practices, I also advocate for mixed feeding in cats, which involves offering both dry and canned food.

Mixed feeding stimulates diverse populations of beneficial bacteria, laying a foundation for a robust gut ecosystem. As we continue to learn, I am sure more sophisticated strategies may emerge, but for now, mixed feeding represents an important step in nurturing a healthy microbiome during the critical weaning stage.

A post on Threads by Dr Emmanuel Fontaine on how different types of food lead to different modulation of the kitten gut microbiome.

Administering Probiotics and Prebiotics to Kittens

An image that captures the essence of administering probiotics and prebiotics to kittens. The scene shows a kitten in a modern kitchen setting, with a caring human hand gently offering a bowl. The bowl contains a mixture of probiotics and prebiotics, depicted as colorful, abstract shapes blended with kitten food.

Navigating the world of probiotics and prebiotics for kittens involves more than just understanding their benefits; it’s also about knowing how to effectively administer these supplements.

The Importance of the Mother

Administering gut supplements to cats involves much more than simply adding them to their diet. The journey to optimal gut health starts with the mother’s nutrition.

Therefore, our efforts must focus on optimizing this intake. Ensuring that the mother is in excellent health and that her diet is meticulously planned not only benefits her but also sets the foundation for her kittens’ lifelong gut health.

Administering Gut Health Supplements

When it comes to supplementing kittens with prebiotics and probiotics, there are two primary approaches:

Both methods have their merits, but as I’ve emphasized before, consistency is key.

In my opinion, it’s important to choose one approach and stick with it. In nutrition, more is not always better; it’s all about balance.

In some cases, even when feeding a high-quality diet, additional probiotic supplementation may be necessary. However, this should be done under veterinary guidance to ensure the approach is appropriate for the specific needs of the kittens.

Additionally, it’s vital to recognize that not all supplements are created equal. Some have proven efficacy, while others may not be as effective. Choosing well-researched, proven supplements is crucial for ensuring the health and well-being of the kittens as they grow.

A post on Threads by Dr Emmanuel Fontaine about the fact that not all probiotics are created equal.

There’s a quote from the WHO that I find myself repeating often these days: “If we change the beginning of the story, we change the whole story.” This resonates profoundly with me, especially in the context of the kitten microbiome. The development of this microbiome has lifelong implications, and it’s heartening to know that there are already numerous strategies we can implement to optimize it. The field of veterinary research on this topic is rapidly expanding, with each new publication offering invaluable insights. I’m committed to staying abreast of these developments, continually sharing my thoughts on Threads and writing here to keep you informed of the latest approaches. These advancements have the potential to significantly impact the health of our feline companions, and it’s exciting to be part of this journey, shaping the ‘beginning of the story’ for a healthier, happier future for our cats.


Spaying & Neutering in kittens is a topic surrounded by myths, outdated practices, and concerns.  

The great news?

There are new rules to follow that can help us make better decisions for the health and well-being of our feline friends!

Don’t miss out on this opportunity to elevate your expertise in feline care.

Enroll today and be at the forefront of kitten spaying and neutering practices!

Leave a comment