How often should the bowl really be washed?

It depends on the contents. The wet food bowl should be washed after every meal, because residue spoils quickly. The dry food bowl should be washed with detergent regularly, because even without wet food a greasy film forms over time. The water bowl should be emptied, washed and refilled with clean water at least once a day, since topping up does not remove the film that settles on the bottom and rim. The practical rule is simple: if the surface feels slippery or greasy, it is time to wash it, and it probably should have been washed sooner.

Is plastic fine for bowls?

Plastic is cheap and light, but it has the drawback of scratching with use, and grime hard to remove lodges in those micro grooves. It can also hold odours. If you choose plastic, check the surface often and replace the bowl as soon as deep scratches appear. Materials such as stainless steel, glass or ceramic with an intact glaze are generally easier to sanitise thoroughly and last longer. If you notice irritation or discomfort you suspect is linked to the bowl, discuss it with the vet.

Is a fountain better than a bowl?

It is not better in absolute terms, but for some animals it helps. Many are drawn to moving water and drink more from a fountain, which is useful especially for cats that tend to drink little. The flip side is that a fountain needs maintenance: pump, filters and water level must be checked consistently, otherwise it becomes dirtier than a bowl. If you are willing to maintain it, it can be a good choice, but always keep a water bowl available as a backup too.

My cat moves food out of the bowl before eating it: why?

There can be several explanations. In some cases the bowl is too deep or narrow and constantly touches the whiskers, an annoyance that makes the cat take food out to eat it off the floor. In others, the position or nearness to other resources creates unease. Try a lower, wider bowl, in a quiet spot away from the litter tray, and see if the behaviour changes. If instead you notice trouble chewing, drooling or refusing food, the cause may be different and it is worth having the vet assess it.

Practical feeding15 minLevel: BeginnerUpdated on August 6, 2026

Choosing and cleaning food bowls and water fountains

Which material to choose for food and water bowls, how often to really wash them, where to place them, and how to keep a fountain clean so the animal drinks willingly.

Audience: Pet owners
Species: Dog, Cat
Scope: Valid everywhere

What you need before you start

Le ciotole che usi adesso, per valutarne materiale, stato e stabilità
Detersivo per piatti e, se disponibile, una lavastoviglie, oltre a uno scovolino per gli angoli stretti
Un punto della casa tranquillo e lontano dalla lettiera dove collocare cibo e acqua
Se usi o vuoi usare una fontanella, il suo libretto di istruzioni per filtri e pulizia

The bowl is probably the object your animal uses several times a day, yet it is often the one people think about least. The material it is made of, its stability, where you place it and above all how often you wash it all affect how and how much the animal eats and drinks. A dirty bowl, a material that holds odours or a wrong position can reduce appetite, discourage drinking or create small annoyances that go unnoticed. The same goes for water fountains, increasingly common: they help many animals drink more, but only if they are truly cleaned and maintained, otherwise they become a reservoir of grime. This guide explains how to choose the right container, where to place it, how often to wash it and how to manage a fountain, so the most used object of the day is also one of the best cared for. For particular medical needs, such as specific diets or problems that change the way of eating, the reference remains the vet.

Which material to choose

Not all materials behave the same way. Some clean thoroughly and hold no odours, others scratch easily creating micro grooves where grime lodges, others are light and slide around while the animal eats. The choice is not just aesthetic: it affects ease of hygiene and the comfort of the one using it.

Common bowl materials compared
Material	Strengths	Keep in mind
Stainless steel	Sturdy, easy to sanitise, holds no odours	Light: better with a non slip base or holder so it does not slide
Glazed ceramic	Heavy and stable, easy to clean if the glaze is intact	Chips when dropped: a crack in the glaze must be discarded as it holds grime
Glass	Holds no odours, dirt shows at once	Fragile: watch for chips
Plastic	Cheap and light	Scratches with use creating grooves where grime lodges, and can hold odours

Where to place food and water

The position of the bowls matters as much as their contents. A wrong spot can discourage eating or drinking, create tension in a multi animal home or make water unappealing. A few common sense rules solve most of the problems.

Keep bowls away from the litter tray: many animals avoid eating or drinking near where they toilet.
Choose a quiet spot, without constant traffic or sudden noises that interrupt the meal.
Often separate the water bowl from the food one: several cats drink more willingly if water is elsewhere.
In multi animal homes, offer separate stations so no one controls another's access to resources.
Provide several water points around the home, especially if the animal drinks little.
On slippery surfaces, use a non slip base or mat, so the bowl does not chase the animal while it eats.

Washing bowls: how often and how

The bowl is one of the objects washed least relative to how much it is used. Wet food, kibble residue and saliva form a film that the naked eye does not always see but the fingers feel. A simple routine keeps everything under control effortlessly.

Wash the food bowl after every wet meal
Wet food leaves residue that spoils quickly. Wash the bowl with hot water and detergent after every wet meal, not just at the end of the day.
Do not just rinse the dry food bowl
Even with dry food a greasy film forms over time. Washing with detergent, not just a quick rinse, removes it.
Change the water and wash the water bowl daily
Topping up is not enough: a slippery film forms on the bottom and rim. Empty, wash with detergent and refill with clean water at least once a day.
Reach corners and rims
Use a brush or a dedicated sponge for tight corners and under the rim, where grime builds up and the hand does not reach.
Dry or let it dry well
A damp environment favours film formation. Dry the bowl or let it air dry completely before reusing it.
Check for scratches and chips
Run a finger over the surface: if you feel deep scratches or chips, replace the bowl, because those grooves hold grime that will not come off.

Fountains: when they help and how to maintain them

Fountains attract many animals, often curious about moving water, and they drink more. But a fountain is a small appliance with a pump and a filter, and without maintenance it soon becomes dirtier than a plain bowl. It is worth using only if you commit to truly maintaining it.

Change the water regularly and do not just top up, exactly as you would with a bowl.
Disassemble and clean the pump per the instructions: it is where residue and biofilm build up most easily.
Replace the filters within the time the maker indicates, without putting it off.
Check that the water level does not drop too low, because many pumps must not run dry.
If you notice a slimy film on any part, it is a sign that more frequent cleaning is needed.
Keep a water bowl anyway as a backup, useful if the fountain stops or while you clean it.

Frequently asked questions

How often should the bowl really be washed?: It depends on the contents. The wet food bowl should be washed after every meal, because residue spoils quickly. The dry food bowl should be washed with detergent regularly, because even without wet food a greasy film forms over time. The water bowl should be emptied, washed and refilled with clean water at least once a day, since topping up does not remove the film that settles on the bottom and rim. The practical rule is simple: if the surface feels slippery or greasy, it is time to wash it, and it probably should have been washed sooner.
Is plastic fine for bowls?: Plastic is cheap and light, but it has the drawback of scratching with use, and grime hard to remove lodges in those micro grooves. It can also hold odours. If you choose plastic, check the surface often and replace the bowl as soon as deep scratches appear. Materials such as stainless steel, glass or ceramic with an intact glaze are generally easier to sanitise thoroughly and last longer. If you notice irritation or discomfort you suspect is linked to the bowl, discuss it with the vet.
Is a fountain better than a bowl?: It is not better in absolute terms, but for some animals it helps. Many are drawn to moving water and drink more from a fountain, which is useful especially for cats that tend to drink little. The flip side is that a fountain needs maintenance: pump, filters and water level must be checked consistently, otherwise it becomes dirtier than a bowl. If you are willing to maintain it, it can be a good choice, but always keep a water bowl available as a backup too.
My cat moves food out of the bowl before eating it: why?: There can be several explanations. In some cases the bowl is too deep or narrow and constantly touches the whiskers, an annoyance that makes the cat take food out to eat it off the floor. In others, the position or nearness to other resources creates unease. Try a lower, wider bowl, in a quiet spot away from the litter tray, and see if the behaviour changes. If instead you notice trouble chewing, drooling or refusing food, the cause may be different and it is worth having the vet assess it.

What to do next

Choose a bowl that is easy to sanitise and stable, in steel, glass or intact ceramic, and for many cats prefer a low, wide shape. Place it in a quiet spot away from the litter tray, often separate water from food, and offer several water points around the home. Wash the food bowl after every wet meal and with detergent for dry food too, and change and wash the water bowl daily, reaching corners and rims. If you use a fountain, truly maintain it, pump and filters included, and keep a backup water bowl anyway. For doubts about thirst or the way of eating, the reference remains the vet.

Choosing and cleaning food bowls and water fountains

What you need before you start

Which material to choose

Where to place food and water

Washing bowls: how often and how

Fountains: when they help and how to maintain them

Frequently asked questions

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