Royal Canin - Veterinary Diet Gastrointestinal Fibre Response Dry Food for Dogs - 2KGAuthorization for Veterinary Use: Kindly seek advice from your personal family veterinarians before acquiring any prescription products. Gastrointestinal disorders in which a high level of fibre is indicated RC develops tailor made nutritional programs designed to provide the best suited response to dogs' specific needs. For dogs under treatment, we have developed a range of dietary foods which takes into account the risks associated to the dog's main