Can Dogs Eat Hearts of Palm?

Feed with caution

Mostly yes. Hearts of palm aren't toxic to dogs — the salty canned brine is the issue. A well-rinsed plain slice is fine.

Quick facts

Quick facts
Verdict Caution
Risky amount No safe or toxic dose is established — treat any amount as a risk.
Key symptoms Excessive thirst, Vomiting, Diarrhea, Lethargy (after a large salty binge)
What to do If your dog emptied a whole jar including the brine and seems very thirsty, wobbly or off-balance, call your vet — large salt loads can be serious.

The vegetable is fine — the jar is the problem

Hearts of palm are the tender core of certain palm stems: crunchy, low-calorie and non-toxic to dogs. Fresh, they would barely earn a caution. But almost nobody buys them fresh — they come canned or jarred in salty brine, or marinated with oil, vinegar and garlic. That packaging is where the risk lives, exactly as with olives and capers.

Salt is the real issue

Dogs handle a little salt without drama, but brine-soaked vegetables concentrate it. Too much sodium shows up first as intense thirst and heavier drinking; a genuinely large salt load can progress to vomiting, wobbliness and worse. The fix is simple: rinse the slices thoroughly under running water before sharing, and never let your dog have the brine itself.

How to serve them

One or two well-rinsed, plain slices, chopped into bite-sized pieces, is a perfectly reasonable occasional treat. Skip anything marinated (the garlic and oil matter more than the palmito) and anything already dressed in a salad. If your dog raided the whole jar, brine included, offer fresh water and call your vet if unusual thirst, vomiting or unsteadiness follows.

If your dog ate it

If your dog emptied a whole jar including the brine and seems very thirsty, wobbly or off-balance, call your vet — large salt loads can be serious.

In the US you can also call the ASPCA Animal Poison Control Center at (888) 426-4435 (a consultation fee may apply).

Frequently asked questions

Are hearts of palm toxic to dogs?
No. The vegetable itself is low-calorie and non-toxic. The caution is about how it's sold — canned or jarred in salty brine, or marinated with oil, vinegar and garlic.
How should I serve hearts of palm to my dog?
Rinse the slices well under running water, then offer one or two plain pieces. That washes off most of the surface salt and any brine clinging to the layers.
My dog drank the brine from the jar. Should I worry?
A small lick is usually just extra thirst. A large amount of salty brine is more serious — offer fresh water and call your vet if you see vomiting, unusual thirst or wobbliness.

See all vegetables dogs can and can’t eat →