A holiday with your dog can be a wonderful experience: new places, more time together, walks, the seaside, mountains, or a weekend getaway in a campervan.

But for your dog’s body, travel is often a big change. A different schedule, a long drive, unfamiliar water, different food, more stimulation, less rest, and sometimes more stress can quickly affect digestion.

That is why it is not unusual for a dog to develop softer stools, bloating, nausea, vomiting, or diarrhoea while travelling. This does not always mean there is a serious problem, but it does mean the body is signalling that something has changed.

And because a dog’s gut is closely linked to digestion, immunity, and overall wellbeing, it makes sense to support it before the trip even begins.

Why Do Dogs Get Digestive Problems on Holiday?

Digestive problems in dogs while travelling can have several causes, and they often overlap:

Changes in routine and environment: A dog’s digestion is used to a certain rhythm. At home, your dog may eat at roughly the same times, drink familiar water, go for regular walks, and have a quiet place to rest. All of this creates predictability for the gut. When travelling, however, many of these things change.

Stress and new stimuli: Some dogs are sensitive to changes in environment, while others react to car journeys or to being around more new people, animals, and sounds. Stress can affect gut motility, causing food and waste to move through the intestines faster or slower than usual.

Different food and water: On holiday, a dog may eat later than usual, drink less, try new food, get more treats, or even be given table scraps. Even small dietary changes can affect stool quality in sensitive dogs.

Changes in activity levels: Digestion can be affected both by less exercise and by significantly more activity than your dog is used to at home.

Gut sensitivity: Some dogs’ intestines react to changes more quickly than others. If intestinal contents move through the gut too quickly, the body has less time to absorb water, which can make stools softer or even watery. Other dogs may experience bloating, discomfort, or changes in how often they need to go.

The balance of the gut microbiota: The gut microbiota, meaning the community of beneficial bacteria in the digestive tract, plays a role in digestion and helps maintain balance in the gut. Sudden changes in food, water, environment, or stress levels can disrupt this balance, which may show up as softer stools, more gas, or other digestive issues.

So even seemingly small changes on holiday can affect gut movement, stool consistency, and your dog’s overall digestive comfort.

Travel Sickness, Stress Diarrhoea, or a Change in Food?

Although we often describe all of these as “digestive problems in dogs,” the causes are not always the same.

Travel Sickness in Dogs

Travel sickness in dogs is usually linked to car journeys. Your dog may drool, become restless, struggle to get comfortable, yawn, whine, or vomit. In some dogs, the motion of the vehicle is the main trigger, while in others stress associated with travelling also plays a role.

Younger dogs may be more sensitive, and in some cases the problem improves over time if car travel is introduced gradually and in a positive way.

For dogs prone to travel sickness, it is sensible not to feed them right before a longer journey. Fresh air, regular stops, and a calm environment in the vehicle can also help. If your dog often vomits during car rides, it is best to speak to your vet, especially before a longer trip.

Cozy Calm treats may also help, especially for dogs whose nausea is not only linked to the motion of the vehicle, but also to tension, restlessness, or stress before travelling.

Cozy Calm is a functional treat designed to support calm behaviour. It does not “knock your dog out,” but helps support a more relaxed response to change, car journeys, new places, and other stressful situations.

It works best when used regularly. For known stressful events, such as a longer trip, it is recommended to start giving it around 14 days before the planned event.

Stress Diarrhoea in Dogs

Stress diarrhoea can occur when a dog arrives in a new environment, sleeps somewhere unfamiliar, meets many new dogs or people, or is exposed to noise, heat, or an unpredictable schedule.

As mentioned above, stress can affect gut movement, the intestinal lining, and the balance of the microbiota. In some dogs, this appears as softer stools, more frequent bowel movements, mucus in the stool, or a sudden urgent need to go.

This type of diarrhoea is often short-lived, but it is still worth monitoring. A calmer pace, enough rest, a familiar blanket or bed, gradual introduction to the new environment, and as stable a feeding routine as possible can all help.

Digestive Upset Caused by Food or Water

On holiday, it is easy for a dog to be given something “special”: a piece of grilled meat, a salty snack, new food, local treats, or water that is different from what they usually drink.

A sudden change in food can also cause soft stools or diarrhoea, so it is better to bring food your dog already knows. If you do need to change their food, make the transition gradually.

In sensitive dogs, even a small change can be enough to trigger a digestive reaction.

How to Prepare Your Dog for a Holiday

The best preparation starts a few days before departure:

Do not introduce new food, new treats, or major changes right before the trip.

Prepare your dog’s usual food.

Bring a water bowl and a bottle of water for the first few days.

Do not forget poop bags, any medication, and supplements your dog is already familiar with.

On the Day of Travel

Keep the meal lighter and time it around the journey.

For dogs that get carsick, avoid feeding them right before departure.

Plan regular stops along the way.

Make sure your dog has access to fresh water.

Give your dog enough opportunities to relieve themselves calmly.

During the Holiday, Keep an Eye on Their Stool Too

Ideal dog stool is formed and soft, but firm enough to pick up without leaving much residue.

If the stool becomes very soft, watery, or slimy, pay attention. A change in how often your dog needs to go is also useful information, as it can show how your dog is responding to the trip.

Where Do Probiotics for Dogs Come In?

Probiotics for dogs can be part of a broader approach to digestive support, especially for dogs with sensitive guts, softer stools during periods of change, or stress-related digestive issues.

Their purpose is not to “cure” diarrhoea or prevent every possible problem, but to support the balance of the gut microbiota and normal digestive function.

Probiotics for dogs can be a useful way to support digestion and the balance of the gut microbiota:

before travelling,

during the holiday,

after returning home,

and in many other situations connected with general health and wellbeing.

They may be especially helpful for dogs whose digestive rhythm is easily disrupted by changes in routine, food, or environment.

It is important to have realistic expectations. When supporting stool quality and digestion, visible changes are usually not assessed after just one day, but over several days, or with regular use as part of broader gut care.

Gut support works best when it is not the only measure. Probiotics for dogs should go hand in hand with:

a suitable diet,

gradual food changes,

adequate water intake,

enough rest,

stress reduction.

The type of probiotic product you choose also matters.

Belly Biotics is not designed as a “quick fix for diarrhoea,” but as daily probiotic support for your dog’s gut.

It combines prebiotics, probiotics, and postbiotics, and also contains ingredients that support the skin and coat, such as biotin, zinc, and omega-3 fatty acids from algae oil.

A special feature of Belly Biotics is its production method, which ensures 1 billion proven live probiotics per serving. The number of live probiotics is laboratory-tested after production, not merely calculated at the beginning.

For dog owners, this means more considered support:

Prebiotics feed beneficial bacteria in the gut.

Probiotics add live beneficial bacteria.

Postbiotics help support balance in the gut environment.

This type of support can be particularly useful for dogs with more sensitive digestion, softer stools during periods of change, more gas, or dogs that quickly show stress and routine changes through their gut.

When Is Diarrhoea on Holiday Still Normal, and When Should You See a Vet?

Softer stools after a stressful day, a long drive, or a small dietary change may be temporary.

If your dog is:

lively,

drinking enough water,

in a normal mood,

and the situation settles quickly,

then monitoring, good hydration, lighter food, and a calmer pace are usually enough.

Contact your vet if:

the diarrhoea is watery,

it lasts more than 48 hours in an adult dog or more than 24 hours in a puppy,

there is blood in the stool, black stool, or a lot of mucus,

your dog vomits repeatedly,

your dog is apathetic or has no energy,

your dog has a fever,

your dog shows signs of abdominal pain,

your dog is bloated,

your dog shows signs of dehydration,

or your dog suddenly loses weight.

You should also not delay contacting a vet if your dog has a known medical condition, is very young, is elderly, or belongs to a smaller breed.

Calm Digestion for a More Carefree Holiday

Travelling with your dog does not mean digestive problems can always be avoided completely. But you can prepare your dog for them better.

Stable food, a familiar routine, enough water, calm during the journey, monitoring stool quality, and thoughtful gut support are small steps that can make a big difference.

A holiday is much nicer when your dog is relaxed and you are prepared, even for those less glamorous moments with a poop bag in hand.