Dog food for hair loss
Food will not fix hair loss on its own, and a dog losing fur — especially suddenly, in patches, or alongside itching and scratching — needs a vet visit before anything else changes. Once the cause is known or being managed, a food with a clearly named protein and added skin-supporting fats can genuinely help the coat that grows back.
What actually supports a dog's coat
A dog's coat is made largely of protein, so a food with a clearly named meat as the first ingredient — chicken, salmon or lamb rather than a vague "meat and animal derivatives" — gives the body better raw material to work with than a cheap, filler-heavy recipe.
Added omega-3 and omega-6 fatty acids, usually listed as fish oil or a named plant oil, support the skin barrier and can make a real difference to how glossy and healthy a coat looks over several weeks of consistent feeding.
Why hair loss is often about more than food
Hair loss in dogs has many possible causes — fleas and other parasites, environmental or food allergies, hormonal conditions, and skin infections all commonly show up as fur loss, and diet is only one small piece of that picture.
A vet can work out which of these is actually happening, which changes what genuinely helps. Trying a coat-support food while ignoring an underlying flea infestation or allergy, for example, is unlikely to solve the problem on its own.
What to do if you suspect a food intolerance
If a vet suspects a food-related cause, they will often recommend a controlled elimination trial using a single novel or hydrolysed protein source over several weeks, rather than simply switching to a different shop-bought food and hoping for the best.
Sudden, patchy hair loss, or hair loss with sore or scabbed skin, needs a vet appointment rather than a food change tried at home first. Getting the right diagnosis early makes any subsequent diet change far more likely to actually help.
Keep a simple diary of what your dog eats and how their coat looks over time if you are working through an elimination trial with your vet, since patterns are often easier to spot written down than remembered from one week to the next.
What we stock
Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.
Stop Bloody Scratching Treats Chicken Flavour 90 Tablets
Chicken-flavoured tablets from Pets Calm Down, made in the UK, ninety to a pack, given daily as a treat to support skin and coat condition in itchy dogs.
£22.99
Pet Head Hair Mist Peony & Cashmere
Pet Head Peony & Cashmere Hair Mist: an alcohol-free, non-sticky coat spray that deodorises and leaves a lasting scent.
£8.99
Petkin Shampoo-Filled Pet Bath Sponges, 5 Pack
Shampoo-infused bath sponges for dogs and cats, 5 to a pack
£6.99
Petkin Big N Thick Pet Wipes
Petkin Big n' Thick pet wipes, 100 heavy-duty wipes for daily face, ear, eye and body cleaning
£7.99
Bugalugs Hydrating Detangling Spray for Dogs & Cats
A lightweight vegan spray that works knots and tangles out of fur with ease, leaving coats silky, smooth, and noticeably shinier.
£10.99
Johnson's Tea Tree Skin Cream
A 50g tea tree cream to soothe and calm itchy skin in dogs, cats and other pets
£4.79
Bugalugs One in Million Detangling Spray
Bugalugs One In Million Detangling Spray: multi-species detangling spray with wheat protein
£7.99
Petkin Wrinkle Wipes Van 80's
Pre-moistened wipes for cleaning skin folds on wrinkly dogs and cats, 80 to a tub
£5.99
Beaphar Tear Stain Remover
A tear stain remover with 2% disodium tetraborate, for white and light-coloured pets
£5.41
Vetiq Tear Stain Remover
A 100ML non-toxic tear stain remover for dogs and cats, for around the eyes and coat
£6.01
Common questions
- Can dog food cause hair loss?
- A genuine food allergy or intolerance can contribute to hair loss in some dogs, though it is one of several possible causes alongside parasites, environmental allergies and hormonal conditions. A vet can help identify which is actually responsible.
- What ingredients help a dog's coat?
- A named meat protein as the first ingredient and added omega-3 or omega-6 fatty acids, usually from fish oil, both support skin and coat condition more reliably than a generic recipe with no named fat source.
- Should I see a vet before changing my dog's food for hair loss?
- Yes, particularly if the hair loss is sudden, patchy, or comes with itching or sore skin. A vet can rule out parasites and other causes that a food change alone will not address.
- How long does it take for coat condition to improve on a new food?
- Skin and coat changes generally take several weeks to become noticeable, since a dog's coat grows gradually rather than all at once. Give any new food a fair trial period alongside your vet's guidance rather than expecting an overnight change.
- Can stress cause hair loss in dogs?
- Yes, stress and anxiety can contribute to excessive licking, chewing or scratching in some dogs, which in turn causes fur loss in the affected area. This is a behavioural cause rather than a dietary one, and a vet can help work out whether it is a factor for your dog.
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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.