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If you're searching for the best grain-free dog food for working dogs with sensitive stomachs, Dr John Grain Free Chicken & Potato is a nutritionally complete, hypoallergenic recipe built around 33% chicken and a potato base (sweet potato 15%, white potato 11%) — with no cereals, wheat, wheat gluten, dairy, or soya. Suitable for junior, adolescent, and adult working dogs, it delivers 25% protein and 10.5% fat alongside added New Zealand green-lipped mussel extract for healthy joint support.
Made with high quality, natural ingredients, no added artificial colours, flavours, or sugars, and produced in the UK with locally sourced ingredients where possible. Packaged in recyclable packaging.
Many working dog owners ask: what is the best grain-free dog food for dogs with food intolerances? This recipe removes all the most common dietary triggers — grain, wheat, wheat gluten, dairy, and soya — while keeping chicken as a high-inclusion primary protein at 33%. The addition of chicken gravy, mixed herbs (sage, oregano, mint, rosemary, turmeric, and ginger), and linseed makes this one of the most palatable and nutritionally rich recipes in the Dr John hypoallergenic range.
The inclusion of New Zealand green-lipped mussel extract sets this recipe apart, providing natural glucosamine and chondroitin to support joint health — particularly valuable for active and working dogs.
Please note: this recipe is formulated without grain but is made on a line that handles grain.
For dogs with known grain or gluten sensitivities, a grain-free recipe like this can make a significant difference — reducing digestive upset, loose stools, itchy skin, and recurring ear problems. Dr John Grain Free Chicken & Potato is specifically formulated as a hypoallergenic dog food for working and sporting dogs with known or suspected food intolerances.
Yes — this recipe is suitable from 4 months of age through to adulthood, making it a versatile choice for owners who want to feed one food across different life stages. The feeding guide includes age-specific amounts for puppies from 4 months. Browse the full Dr John working dog food range for more options.
Is Dr John Grain Free Chicken & Potato completely grain-free?
The recipe is formulated without grain, but it is made on a production line that handles grain. It is not suitable for dogs with severe grain allergies requiring a fully segregated grain-free environment.
What age can I feed this to my dog?
From 4 months of age. The feeding guide includes specific daily amounts for puppies at 4–6 months, 6–8 months, 8–10 months, and 10–12 months, as well as adult amounts.
Does this dog food contain artificial additives?
No — Dr John Grain Free Chicken & Potato contains no added artificial colours, flavours, or sugars.
Where is Dr John dog food made?
Made in the UK with locally sourced ingredients where possible.
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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