Wagg Complete Senior dog food
Wagg Complete Senior is a complete dry dog food built for older dogs, with a declared 20% protein and 7.5% fat and added glucosamine and chondroitin alongside the usual senior-life-stage recipe, aimed at medium, large and giant breeds moving into their older years.
What the recipe is built around
The composition leads with meat meal and gravy, declaring a minimum of 4% chicken within that, alongside whole grain wheat, maize and barley, wheat fibre, whole grain rice, and linseed and chicken fat as sources of omega 3 and 6. Beet pulp, salmon oil, and a standard vitamin and mineral package round out the recipe, along with chicory root as a source of fibre.
Alongside the main recipe, the formula includes added glucosamine and chondroitin, ingredients commonly included in senior and joint-focused dog foods to support ageing joints, plus yucca, sometimes included in dog food for its effect on stool odour. It is marked as suited to medium, large and giant breed dogs specifically, reflecting that joint support tends to matter more for bigger, heavier dogs as they age.
Who it suits
This is a reasonably priced, everyday senior formula rather than a premium or prescription-style joint diet, which makes it a sensible option for an owner wanting a straightforward older-dog food with some added joint support built in, rather than a specific veterinary therapeutic diet. It comes in a 15kg bag, which suits a household with one or more medium-to-giant breed dogs getting through food at a reasonable rate.
If your dog has a diagnosed joint condition or is on a specific prescribed diet, check with your vet before switching foods, since a general senior formula like this is not the same thing as a therapeutic diet prescribed for an existing condition.
For this need
Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.

Reusable Washable Puppy Training Pad
A quilted, machine-washable training pad that absorbs accidents and locks in moisture with a leak-resistant base. Reusable for puppy toilet training and senior dogs, in several bone and paw prints.
From£7.99

Dog Calming Ear Muffs For Fireworks & Thunder
A soft stretchy snood that wraps snugly over your dog's head and ears to muffle fireworks, thunder and loud noises. Helps nervous dogs feel calmer during storms, travel and grooming.
£11.99

MPS Head Cover — Breathable Dog Head & Ear Protector
A comfortable, breathable alternative to the cone of shame — protects head and ear wounds or bandages while letting your dog move freely.
From£30.99

Leucillin Antiseptic Skincare Spray for Cats & Dogs
A versatile, alcohol-free antiseptic spray that cleans, soothes, and helps protect your pet's skin from bacteria, viruses, and fungi.
From£16.49

Pressure-Activated Pet Cooling Mat
Press down, feel the cool — this pressure-activated mat absorbs body heat and stays up to 10°C cooler than the room, with no freezing required.
From£34.99

Ice-Silk Cooling Dog Bed with Bolster Edge
A breathable ice-silk cooling bed with a soft bolster edge and a cool-touch centre panel that helps your dog stay comfortable through warm weather. No need to freeze or refrigerate, it cools naturally on contact.
From£12.99

Dog Front-Limb Mobility Wheelchair
An adjustable two-wheel walker that supports dogs with front-limb weakness or injury. The lightweight frame and padded supports restore mobility, helping your dog stay active, exercise and enjoy walks with confidence.
From£176.99

Plush Foam Pet Stairs
Soft foam steps with a plush, washable cover that help senior, small or short-legged pets reach the sofa or bed safely. The lightweight, sturdy build reduces jumping strain on ageing joints.
From£21.99

Real-Time GPS Pet Tracker
A compact GPS tracker that clips to most collars for real-time location, geofence alerts and find-me sound.
£29.99

Hooded Dinosaur Dog Raincoat
A waterproof hooded dog raincoat with a fun dinosaur spine and yellow fins. It features full-coverage legs, a reflective strip and a built-in D-ring for a lead, keeping smaller dogs dry and visible on wet walks.
From£29.99

Disposable Female Dog Nappies
Disposable, absorbent nappies for female dogs — a secure, leak-proof fit for seasons (heat), excitable urination and incontinence. Soft, breathable outer with easy hook-and-loop fastening. Sizes XXS to XL.
£8.99

Dog Sports Jacket For Medium & Large Breeds
A sleek zip-up sports jacket with full leg sleeves and reflective trim, designed to keep medium and large dogs warm and dry on cold-weather walks. Easy-fit and snug at the cuffs.
From£24.99
Common questions
- What age dog is Wagg Complete Senior meant for?
- It is formulated as a senior life-stage food, generally suited to older dogs from around seven years old, though the right time to switch to a senior formula varies by breed and size, so ask your vet if you are unsure for your dog.
- Does Wagg Complete Senior help with joint problems?
- It includes added glucosamine and chondroitin, ingredients commonly used to support joint health, but it is a general senior food rather than a veterinary therapeutic diet. If your dog has a diagnosed joint condition, speak to your vet about whether a specific prescribed diet is more appropriate.
- Is Wagg Complete Senior suitable for small dogs?
- It is marked as suited to medium, large and giant breeds specifically, reflecting its focus on joint support that matters most for larger, heavier dogs. A senior formula aimed at smaller breeds may be a better match for a small dog.
- How much protein and fat does Wagg Complete Senior contain?
- The declared analysis is 20% protein and 7.5% fat, with 3% fibre and 8.5% ash, figures typical of an everyday senior dry food formulated for a less active life stage than an adult or working dog food.
Related
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.