At what age is a cat considered a senior?

Most brands mark senior recipes from around seven years old, though cats vary a great deal individually in how their needs change. Watching your own cat's weight, activity and appetite tells you more than an exact age cut-off does.

Do older cats need less protein?

No, protein generally stays just as important for maintaining muscle in an older cat. What often changes is the overall calorie content, since many older cats are less active, so the balance shifts rather than protein being cut back.

Why won't my older cat eat dry food anymore?

Dental discomfort is a common reason, since a sore mouth or missing teeth can make hard kibble uncomfortable to eat. Wet food, or dry food softened with a little water, is often a simple next step, though a vet check is worth having if the change is sudden.

Should I switch my cat to senior food at a set age?

Not automatically. It is worth watching your cat's own weight, appetite and general condition rather than switching purely because of a birthday, and introducing any change gradually if you do decide a switch makes sense.

Does wet food help older cats drink more water?

Indirectly, yes — wet food carries much more moisture than dry kibble, which helps overall hydration in a cat who may be more prone to reduced kidney function with age. A water fountain alongside a bowl can also encourage some cats to drink more.

Cat food for older cats

Cat food for older cats tends to differ in a few practical ways rather than one dramatic change: recipes are often softer and easier to digest, portions matter more as activity levels drop, and wet food becomes a bigger part of the picture for cats whose teeth or appetite have changed with age.

What actually changes as a cat gets older

Older cats are often less active than they were, which means their calorie needs can drop even while their appetite stays much the same — a food that suited them at five may be too rich by twelve. At the same time, protein remains just as important for maintaining muscle in an older cat, so the shift is about balance rather than simply feeding less of everything.

Dental changes are common with age too, and a cat with sore teeth or fewer of them may start avoiding dry kibble in favour of something softer. Wet food, or dry food softened with a little water, is often the practical answer rather than any special formulation being required.

What to look for on the label

Recipes marketed for senior or mature cats typically carry a slightly adjusted calorie and protein balance compared with an adult formula, and are often softer in texture if wet, or smaller in kibble size if dry. None of this is a substitute for watching how your own cat is actually doing — appetite, weight and coat condition tell you more than the age printed on the packet.

Complete foods, whether wet or dry, are formulated to meet a cat's full nutritional needs on their own, so mixing in extras should stay occasional rather than becoming a habit that unbalances what your cat is actually getting.

Introducing a change gradually

Older cats can be more particular about a sudden change in food than younger ones, so introduce anything new gradually over a week or so, mixed increasingly with what they are already eating, rather than switching overnight.

Keep an eye on weight and appetite through any transition. A cat who is eating noticeably less, drinking more, or losing weight without an obvious reason is worth discussing with your vet rather than assuming it is simply a food preference.

Feeding smaller, more frequent meals rather than one or two large ones can also suit an older cat better, particularly one who has become a little more selective with age or whose appetite varies from day to day.

Water and hydration matter more too

Older cats are more prone to reduced kidney function than younger ones, and staying well hydrated genuinely helps. Wet food carries far more moisture than dry kibble, which is one practical reason many owners increase the proportion of wet food as a cat ages rather than for taste alone.

A water fountain can also encourage some cats to drink more than a still bowl does, since many cats are naturally drawn to moving water. It is a small, low-effort change that sits alongside diet rather than replacing the need for a food genuinely suited to an older cat.

What we stock

Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.

James Wellbeloved Senior Dry Cat Food Turkey

A single-source turkey dry food for senior cats, formulated with added joint-care ingredients

From£21.79

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Whiskas 7+ Senior Cat Complete Dry with Chicken

Complete chicken dry food for senior cats aged 7+ in a 1.9KG bag

£12.39

James Wellbeloved Senior Dry Cat Food Chicken

A single-source chicken dry food for senior cats, with taurine and glucosamine in the mix

£21.79

Iams Senior Cat Advanced Nutrition Tuna

Dry senior cat food with glucosamine for joints and taurine for the heart

£12.49

Iams 7+ Senior Cat Advance Nutrition Chicken

Complete chicken dry food for senior cats aged 7+, in an 800G bag

£5.35

Burns Adult/Senior Cat Sensitive Grain Free Duck & Potato

Grain-free duck and potato food for cats with digestive or food sensitivities

£16.49

Whiskas 7 Poultry Feasts Senior Wet Cat Food Pouches in Jelly

Whiskas complete senior wet cat food with Chicken, Turkey, Poultry and Duck

From£5.35

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Iams Senior Dry Cat Food Chicken

Complete dry food for cats aged 7+, wheat-free with added glucosamine and taurine

£12.49

Go-cat 7+ Senior Cat Chicken & Duck

A dry cat food for cats aged 7 and over, in a 2kg bag

£7.39

Purina One Pouches 7+ Senior Cat Mini Fillets in Gravy 40pk

A 40-pouch box of complete wet food for senior cats, mini fillets in gravy, mixed flavours

£18.15

Felix as Good as It Looks Senior 7+ Fish in Jelly 12pk

Chunky trout, sardine, tuna and salmon in jelly, made for cats aged seven and up

£5.99

Purina One Senior 7+ Bifensis Chicken

Senior cat dry food (7+) with added Bifensis probiotic and a weight-based feeding guide

£46.45

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Common questions

At what age is a cat considered a senior?: Most brands mark senior recipes from around seven years old, though cats vary a great deal individually in how their needs change. Watching your own cat's weight, activity and appetite tells you more than an exact age cut-off does.
Do older cats need less protein?: No, protein generally stays just as important for maintaining muscle in an older cat. What often changes is the overall calorie content, since many older cats are less active, so the balance shifts rather than protein being cut back.
Why won't my older cat eat dry food anymore?: Dental discomfort is a common reason, since a sore mouth or missing teeth can make hard kibble uncomfortable to eat. Wet food, or dry food softened with a little water, is often a simple next step, though a vet check is worth having if the change is sudden.
Should I switch my cat to senior food at a set age?: Not automatically. It is worth watching your cat's own weight, appetite and general condition rather than switching purely because of a birthday, and introducing any change gradually if you do decide a switch makes sense.
Does wet food help older cats drink more water?: Indirectly, yes — wet food carries much more moisture than dry kibble, which helps overall hydration in a cat who may be more prone to reduced kidney function with age. A water fountain alongside a bowl can also encourage some cats to drink more.

Written by Matt Garnett, who runs Giddy Pets and is a lifelong pet owner — not a vet. This is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your animal. How we write these guides.