Dog food for a pregnant dog
A pregnant dog's energy and nutrient needs increase significantly as pregnancy progresses, particularly in the final third, and many owners gradually move her onto a food formulated for growth — the same type fed to puppies — rather than staying on a standard adult maintenance diet. Always plan feeding changes with your vet, since the right approach varies by breed, size and individual condition.
Why a pregnant dog's needs change
For much of early pregnancy, a dog's nutritional needs do not change dramatically, and her normal adult food is usually sufficient. The real shift happens from around the fifth or sixth week onward, as the puppies grow rapidly and her energy requirements rise sharply — commonly cited as needing meaningfully more calories by the later stages, though the exact amount depends on litter size and her individual condition.
This is why many vets recommend gradually transitioning a pregnant dog onto a puppy or growth-formula food during the later stages of pregnancy, since these are typically more calorie-dense and higher in protein than standard adult maintenance food, matching what her body needs to support a growing litter.
What to look for in her food
A complete food formulated for growth or for all life stages tends to fit a pregnant dog's rising needs better than a standard adult maintenance diet, since it is built around higher energy density and protein content from the outset.
Feeding smaller, more frequent meals can help in later pregnancy too, since a womb full of growing puppies leaves less physical room for a large single meal — many pregnant dogs naturally eat less at once but more often as their due date approaches.
Getting the timing and amount right
There is no single correct switch-over date that applies to every dog, which is exactly why this is a conversation to have with your vet rather than a fixed rule to follow. Breed, litter size, body condition and how the pregnancy is progressing all affect the right approach.
Avoid making dramatic changes without guidance, and never restrict a pregnant dog's food to manage her weight without veterinary advice — the calorie needs of pregnancy are a genuine physiological requirement, not something to second-guess based on general weight management rules for a non-pregnant dog. Regular weigh-ins through pregnancy, discussed with your vet at each check-up, are a far more reliable guide than judging by eye alone, and your vet can flag early if something looks off track.
What we stock
Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.
Forthglade Cold Pressed Small Dog Turkey
Cold-pressed grain-free dry food for small dogs and puppies, built on turkey
£16.99
Harringtons Just 6 Dry Dog Food Lamb
Grain-free lamb dry dog food in 2KG and 12KG sizes, with size-specific formulas
From£13.99
Harringtons Adult Dog Salmon & Potato
Complete salmon and potato dry dog food with 21% protein in a 1.7KG bag
£6.25
Lily's Kitchen Dog Lean Machine
Lily's Kitchen's lowest-calorie wet recipe for adult dogs, in a 150G foil
£1.69
Forthglade Cold Pressed Natural Turkey
Cold-pressed turkey kibble for dogs from 2 months, soft enough to mix with water for young pups
£45.99
Forthglade Cold Pressed Grain Free Salmon
Cold-pressed grain-free dry food for dogs, built on fresh and dried salmon
From£16.99
Forthglade Cold Pressed Grain Free Duck
Cold-pressed grain-free duck food with fruit and botanicals, in two bag sizes
From£16.99
Forthglade Cold Pressed Grain Free Chicken
Cold-pressed grain-free chicken food with fruit and botanicals, in three bag sizes
From£16.99
Burns Puppy Junior Original Chicken Rice
A complete puppy and junior food with dried chicken 31% and controlled fat at 15%
From£14.99
Forthglade Complete Meal Lightly Baked Turkey
A lightly baked complete dry food, 50% turkey, for adult dogs of any breed
From£12.49
Forthglade Complete Meal Lightly Baked Chicken
A grain-free complete dry food for adult dogs, lightly baked and built on 50% chicken
From£12.49
Forthglade Complete Meal Lightly Baked Lamb
A lightly baked complete dry food, 50% lamb, for adult dogs of any breed
From£12.49
Common questions
- When should I switch my pregnant dog to puppy food?
- There is no single date that fits every dog — many vets suggest a gradual transition from around the fifth or sixth week of pregnancy, but this depends on breed, litter size and your dog's individual condition. Plan the timing with your vet rather than guessing.
- How much more should a pregnant dog eat?
- Needs rise progressively through pregnancy and can increase substantially by the later stages, but the right amount depends on litter size and your dog's body condition. Your vet can help you judge portions rather than relying on a generic percentage.
- Should a pregnant dog eat more often?
- Many pregnant dogs do better on smaller, more frequent meals in later pregnancy, since there is less physical space for a large single meal. Watch her appetite and adjust meal frequency to what she seems comfortable with.
- Is it safe to give my pregnant dog supplements?
- Do not add supplements, including calcium, without veterinary guidance. Some supplements given at the wrong time can actually cause problems around whelping, so any addition to a pregnant dog's diet beyond an appropriate complete food should be discussed with your vet first.
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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.