Feeding Dogs with Sensitive Stomachs

Dog Constipation: Causes & Dietary Solutions

Is your dog constipated? Learn about common causes, effective dietary solutions, and when to seek veterinary care for your furry friend.

1 min readReviewed: Sep 15, 2025

When to see a vet IMMEDIATELY

  • •Blood in stool or vomit
  • •Lethargy, not drinking, or not eating for 24+ hours
  • •Repeated vomiting, especially if water won't stay down
  • •Swollen or painful abdomen, whimpering
  • •Diarrhea lasting more than 3 days, or worsening symptoms

This article is informational and does not replace veterinary examination.

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Dog Constipation: Dietary Solutions

Causes

  • Insufficient fiber intake
  • Low water intake
  • Lack of exercise
  • Side effects of certain medications
  • Aging

Dietary Solutions

  • Increase water intake: by adding wet food
  • Fiber: pumpkin puree (cooked, unseasoned)
  • Exercise

When to See a Vet

If your dog hasn't had a bowel movement for more than 48 hours, or if you notice pain or abdominal swelling, it is an urgent medical case.

References

  1. 1.National Research Council (US), Committee on Animal Nutrition — Nutrient Requirements of Dogs and Cats. National Academies Press, Washington DC, 2006. https://doi.org/10.17226/10668 (accessed: 2026-09-10)
  2. 2.WSAVA Global Nutrition Committee — WSAVA Global Nutrition Guidelines. World Small Animal Veterinary Association, 2021. https://wsava.org/global-guidelines/global-nutrition-guidelines/ (accessed: 2026-09-10)
  3. 3.Schmitz S, Suchodolski J — Understanding the canine intestinal microbiota and its modification by pro-, pre- and synbiotics – what is the evidence?. Veterinary Medicine and Science 2(2):71–94, 2016. https://doi.org/10.1002/vms3.17 (accessed: 2026-09-10)

This is general information and does not replace a veterinary diagnosis.

Reka Fazekas-Birizdo

This guide was compiled based on the expert input of Reka Fazekas-Birizdo canine nutritionist.

Certified Canine Nutritionist

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