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Royal Canin Gastrointestinal High Fibre Adult Dry Dog Food - 14kg By Royal Canin Veterinary Diet

31Reviews
Price per Bag

RRP £100.76

2 BagsBottomless Bowl5% off ALL orders£80.55Free Delivery-20%
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1 BagOne Time Purchase£86.78Free Delivery-14%

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ROYAL CANIN® Veterinary Health Nutrition Since 1968, Royal Canin has been following the belief that nutrition plays a key role in supporting the health and wellbeing of cats and dogs. This is why we have designed ROYAL CANIN® veterinary diets around proven nutritional science in partnership with pet professionals and experts, delivering nutrition for pets with specific health needs.

ROYAL CANIN® Gastrointestinal High Fibre is a high fibre dry dog food specifically formulated to help support your dog’s digestive health in cases of gastrointestinal sensitivities


ROYAL CANIN® Gastrointestinal High Fibre dog food is suitable for dogs with:
- Conditions requiring a high fibre level
- Acute and chronic diarrhoea
- Fibre responsive colitis / diarrhoea (including stress diarrhoea)
- Chronic Idiopathic Large Bowel Diarrhoea (CILBD)

Please note: ROYAL CANIN® Gastrointestinal High Fibre dry dog food is not suitable for growth, gestation, lactation, obstipation, obstruction, pancreatitis or history of pancreatitis, hyperlipidaemia, lymphangiectasia, exudative enteropathy.

  • High Fibre
  • This fibre rich diet is formulated with an optimal blend of fibres to help both regulate and support intestinal transit.
  • Adequate Energy
  • This diet is formulated to provide adequate energy levels to help your dog to maintain a healthy body weight.
  • Digestive Support
  • This highly digestible formula is enriched with a balance of fibres and prebiotics to help support healthy digestion and transit.
Composition: Vegetable fibres, maize*, animal fats**, rice*, dehydrated poultry proteins*, wheat*, maize gluten*, wheat gluten*, dehydrated pork protein*, hydrolysed animal proteins*, minerals, beet pulp, soya oil**, psyllium husks and seeds, yeasts products, fish oil**, fructo-oligo-saccharides (0.48%), algal oil Schizochytrium sp. (source of DHA)**, yeasts (source of manno-oligo-saccharides) (0.19%), marigold meal. Highly digestible ingredients: *Highly digestible protein sources: 52.6%, **Highly digestible fat sources: 11.1%.
Analytical constituents: Protein: 23.2% - Crude fibres: 11.1% - Fat content: 16.1% - Crude ash: 7.4% - Potassium: 0.8% - Sodium: 0.5% - Omega-3 fatty acids: 0.7% - EPA/DHA: 0.33%.
Additives (per kg): Nutritional additives: Vitamin A: 16500 IU, Vitamin D3: 1100 IU, Vitamin E: 510 mg, Vitamin C: 260 mg, Taurine: 1.3 g, Iron (3b103): 45 mg, Iodine (3b201, 3b202): 4.5 mg, Copper (3b405, 3b406): 14 mg, Manganese (3b502, 3b504): 58 mg, Zinc (3b603, 3b605, 3b606): 144 mg, Selenium (3b801, 3b811, 3b812): 0.08 mg - Technological additives: Clinoptilolite of sedimentary origin: 10 g - Preservatives-Antioxidants.
As part of the ROYAL CANIN® Veterinary Health Nutrition range, it is important that this product is only given to your pet when recommended by a veterinary professional. Transitioning your pet from one diet to another should be a smooth and gradual process over a 7–10 day period. Please ensure you follow the correct rationing amount, especially when mixed feeding. To cater to each dog’s individual preferences, ROYAL CANIN® Gastrointestinal High Fibre is also available as wet food with a soft, loaf-like texture.
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Ratings & Reviews

31 reviews

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3/5/2025 7:22:00 AM

Very good

by Hannah Scott -

The food is fantastic but the bag seal could be a little sturdier for a 14kg product. The quality of the kibble itself is five stars though.

25/6/2025 9:28:00 AM

Best diet on the market

by George Martin -

For high fibre needs I genuinely believe this is the best product available. It has transformed my dog's quality of life.

20/7/2025 7:53:00 AM

Solved his issues

by Ben Taylor -

My dog had chronic issues that this food immediately resolved. The large bag is perfect for ongoing maintenance.

30/7/2025 9:26:00 AM

Great value

by David Bell -

Although the upfront cost is high the 14kg bag offers excellent per pound value for a specialist food. The quality is top notch.

24/9/2025 8:24:00 PM

Consistent results

by Victoria Jones -

Every bag is consistent in quality and my dog never has a bad reaction. The high fibre is a complete game changer for him.

22/5/2025 2:34:00 PM

Happy dog happy owner

by Chloe Evans -

This food keeps my dog healthy and his digestive system running smoothly. The large size is ideal for my big dog.

12/9/2025 5:47:00 PM

Very effective

by Adam King -

My vet prescribed this diet and the results are undeniable. My dog is much more comfortable and his system is regulated.

16/5/2025 1:56:00 PM

Long lasting bag

by Sophia Miller -

The large bag lasts me for months and the food stays fresh. It is the only food that truly manages my dog's fibre requirements.

10/8/2025 8:36:00 AM

Excellent for gut health

by Paul Walker -

This food has made a huge positive impact on my dog's digestion. No more inconsistent stools. This is a very effective specialized diet.

17/7/2025 6:38:00 AM

Fantastic bulk buy

by Jennifer Lopez -

The 14kg bag is the most economical way to purchase this excellent high fibre diet. My two dogs both thrive on this food.

25/7/2025 10:01:00 PM

Simply the best

by Mark Harris -

This is the best diet for my dog's recurring digestive problems. I wouldn't feed him anything else now. Highly highly recommended.

23/8/2025 6:13:00 PM

Palatable and effective

by Olivia Brown -

My dog eats this without any hesitation and the high fibre is certainly doing its job. A highly effective and reliable food source.

16/8/2025 10:07:00 PM

Great value

by Thomas Green -

It's a very good quality food but it is a specialist diet so it's naturally expensive. The 7.5kg size offers decent value though.

19/9/2025 7:19:00 PM

Finally found the one

by Robert Lewis -

After years of digestive issues we finally found a food that works. The high fibre is the key ingredient. My dog has never been better.

28/7/2025 7:23:00 AM

Good size and quality

by Emma Wilson -

A high quality veterinary diet in a practical size bag. It is exactly what my adult dog needed to regulate her digestion.

27/6/2025 12:50:00 PM

Highly recommended

by Alan Carter -

My vet was pleased with his progress after a few months on this diet. The high fibre is genuinely beneficial. It is worth the investment.

9/5/2025 7:48:00 PM

Essential for my dog

by Suzanne Hill -

This high fibre food is essential for managing my dog's chronic health condition. The bag size is convenient and lasts well.

5/9/2025 3:40:00 PM

Noticeable difference

by John Smith -

His colon health has improved significantly since starting this food. He is more regular and seems generally more comfortable. Wonderful product.

14/5/2025 10:29:00 AM

Very reliable

by Kelly Williams -

I have tried many high fibre foods but this one is the most reliable for consistent results. The large kibble is good for his jaw strength too.

20/9/2025 9:24:00 PM

Perfect medium size bag

by Maria Peterson -

This 7.5kg bag is the ideal size for my needs. The high fibre content is exactly what my dog's digestive system requires. Great value.

3/8/2025 11:07:00 AM

Excellent quality

by Scott Turner -

High quality veterinary food that delivers on its promises. I recommend this to anyone with a dog needing high fibre support.

21/8/2025 5:31:00 PM

Acceptable

by Eleanor Ross -

My dog eats it but it is not his favourite flavour. However it is clearly helping his digestion so I will continue using it. Four stars for effectiveness.

21/6/2025 6:23:00 PM

Helped tremendously

by David King -

We were at a loss before trying this. The high fibre content truly addressed his chronic issues. A fantastic and well thought out diet.

25/6/2025 2:18:00 PM

A necessary purchase

by Jessica Hayes -

This is a necessary diet for my dog's condition. It's effective and she enjoys the food which is always a bonus. Will buy again.

19/8/2025 10:53:00 AM

Great gut health

by Kyle Dixon -

Investing in this food has improved my dog's overall gut health significantly. The small bag is handy for accurate feeding.