Quick answer

Our top pick is Purina Pro Plan Sensitive Skin & Stomach Salmon & Rice Formula because it combines easily digestible fish protein with prebiotic fiber to promote firm stools and regular anal gland expression. For dogs needing a grain-free option, Wellness CORE Grain-Free Whitefish & Sweet Potato is a strong alternative. Always transition slowly and consult your vet before changing your dog’s diet.

What to consider for White Fish Dog Food For Anal Gland Issues

Anal gland issues often stem from soft or irregular stools that fail to naturally express the glands during bowel movements. A diet rich in high-quality white fish provides lean, easily digestible protein that can help produce firmer, more consistent stools. Fiber content is also critical: moderate levels of soluble and insoluble fiber (from sources like sweet potato, pumpkin, or beet pulp) can add bulk and improve stool quality. Additionally, omega-3 fatty acids from fish oil may reduce inflammation in the anal glands. However, every dog is different, so it’s important to work with your veterinarian to identify the underlying cause of the issue.

What to look for in a dog food

Look for an AAFCO complete and balanced statement for the appropriate life stage (adult maintenance, growth, or all life stages). The first ingredient should be a named meat, such as whitefish, salmon, or cod. Protein content should typically be between 18 and 30 percent for adults, fat between 8 and 18 percent, and fiber around 3 to 6 percent. Calorie density should match your dog’s activity level (generally 300 to 400 kcal per cup). For large breeds, ensure the food supports joint health with glucosamine and chondroitin. Omega-3 fatty acids from fish oil are beneficial for skin, coat, and anti-inflammatory support. Avoid foods with excessive fillers or artificial additives.

How we chose these picks

  • Evaluated ingredient lists for named white fish as the primary protein source
  • Checked for AAFCO nutritional adequacy statements
  • Prioritized recipes with moderate fiber to support stool firmness
  • Considered omega-3 fatty acid content for anti-inflammatory benefits
  • Reviewed brand reputation and manufacturing quality standards
  • Selected options across different price points and dietary needs
  • Included both grain-inclusive and grain-free formulas where appropriate
  • Never ranked a product higher just because it pays a commission

What to avoid

  • Unnamed “meat meal” as the only protein source; always look for named fish like “whitefish meal”
  • Defaulting to grain-free or legume-heavy recipes without veterinary guidance, as the FDA continues to investigate a potential link to canine dilated cardiomyopathy (DCM)
  • All-life-stages food for a large-breed puppy, which may have inappropriate calcium and phosphorus levels
  • Abrupt diet switches; transition over 7 to 10 days to avoid digestive upset

For more guidance, explore our dog guides, dog food, and dog health resources.

Sources and further reading