Is Anchovy Safe for Dogs?
Anchovies are one of the best small fish you can feed your dog. Being a short-lived species, they accumulate far less mercury than larger fish like tuna or swordfish — a point the AKC specifically highlights when recommending fish for dogs. They’re packed with omega-3 fatty acids and are a lean, easily digestible protein source.
The critical issue is preparation. Most canned anchovies sold for humans are packed in oil or salt brine — both problematic for dogs. Always choose water-packed, no-salt-added anchovies, or offer fresh/frozen plain anchovies. Check the label every time.
Nutritional Benefits of Anchovies for Dogs
| Nutrient | Benefit for Dogs |
|---|---|
| Omega-3 Fatty Acids | Supports skin, coat, joints, and reduces inflammation |
| Protein | Lean, highly digestible protein source |
| Calcium | Small soft bones in anchovies support bone health |
| Low mercury | Short-lived species — safer than larger fish |
Risks and What to Watch For
The risks are almost entirely about preparation. Salted or oil-packed anchovies have excessive sodium and fat. Marinated anchovies often contain garlic — toxic to dogs. Plain anchovies themselves are very safe. Feed in moderation — too much fish, even healthy fish, can cause loose stools.
- Diarrhea or loose stools from too much fish at once
- Salt toxicity symptoms (excessive thirst, vomiting) from salted varieties
- Garlic toxicity from marinated anchovies
- Pancreatitis risk from oil-packed varieties (high fat)
How to Serve Anchovies to Your Dog
Serve plain — water-packed with no added salt, fresh, or frozen (thawed). Drain canned anchovies well. No oil, no salt, no marinades. Once or twice a week maximum.
| Dog Size | Weight Range | Serving Size |
|---|---|---|
| Extra Small | Under 10 lbs | ½ small anchovy |
| Small | 10–25 lbs | 1 small anchovy |
| Medium | 25–60 lbs | 1–2 anchovies |
| Large | 60–100 lbs | 2–3 anchovies |
| Extra Large | Over 100 lbs | 3–4 anchovies |
Common Anchovy Scenarios
Can Dogs Eat Canned Anchovies in Water?
Yes — water-packed with no added salt is the safest canned option. Drain well before serving. Check the label carefully.
Can Dogs Eat Anchovies Packed in Oil?
No. Oil-packed anchovies have too much added fat, which can cause digestive upset and increase pancreatitis risk.
Can Dogs Eat Anchovy Paste?
No. Anchovy paste is extremely high in sodium — a tiny amount can contain more salt than a dog should have in a day.
Can Dogs Eat Marinated Anchovies?
No. Marinades often contain garlic, herbs, vinegar, and salt — all harmful to dogs. Plain only.
When to Call the Vet
- Your dog ate salted or marinated anchovies — watch for excessive thirst, vomiting, or lethargy
- Diarrhea that won’t settle
- Suspected garlic exposure from marinated anchovies — call your vet even without symptoms
Bottom Line
Plain, unsalted anchovies are an excellent treat for dogs — omega-3 rich, low mercury, and highly digestible. The only rule is preparation: water-packed and plain only. Limit to once or twice a week as part of a balanced diet.
Sources
FAQs
Can puppies eat anchovies?
Small amounts of plain, unsalted anchovy are fine for older puppies. Start with a tiny piece and watch for any reaction. Not recommended for puppies under 3 months.
Can this article replace veterinary advice?
No. This is general guidance only and does not replace professional veterinary care.