All nuts are not made equal when it comes to a dog’s stomach. Some nuts can be harmful and potentially be life threatening for dogs. Remember, dogs are not designed to process nuts. We’ll go over the 6 nuts a dog should not eat.

Walnuts
- Specifically Black Walnuts
- May contain a toxin that can cause neurological symptoms
- Can cause gastric intestinal upset and obstruction

Can Cause:
- Rich in fat
- Can cause upset stomach and Pancreatitis
- May contain a toxin that can cause neurological symptoms
These symptoms could suggest your dog has eaten macadamia nuts.
- Pieces of macadamia nut in the stool
- Weakness
- Back legs collapsing
- Inability to walk
- Lethargy
- Vomiting
- Uncoordinated muscles (ataxia)
- Fever
- Tremors
Pancreatitis in dogs
- Hunched back
- Repeated vomiting (either several times within a few hours or periodically over several days)
- Pain or distention of the abdomen (dog appears uncomfortable or bloated)
- Diarrhea
- Loss of appetite
- Dehydration
- Weakness/lethargy
- Fever

Can Cause:
- Not easily digestible
- Can cause upset stomach and gastric intestinal distress
- Dehydration
- Diarrhea
- Greasy appearing stools
- Vomiting
Pistachio

Can Cause:
- Rich in fat
- Can cause upset stomach and Pancreatitis
- Dehydration
- Diarrhea
- Greasy appearing stools
- Vomiting
Pancreatitis in dogs
- Hunched back
- Repeated vomiting (either several times within a few hours or periodically over several days)
- Pain or distention of the abdomen (dog appears uncomfortable or bloated)
- Diarrhea
- Loss of appetite
- Dehydration
- Weakness/lethargy
- Fever
Hickory Nuts

Can Cause:
- Can cause upset stomach and Pancreatitis*
- May contain a toxin that can cause seizures or neurological symptoms
- Dehydration
- Diarrhea
- Greasy appearing stools
- Vomiting
Pancreatitis in dogs
- Hunched back
- Repeated vomiting (either several times within a few hours or periodically over several days)
- Pain or distention of the abdomen (dog appears uncomfortable or bloated)
- Diarrhea
- Loss of appetite
- Dehydration
- Weakness/lethargy
- Fever
Pecans

Can Cause:
- Can cause gastric intestinal upset and obstruction
- Moldy pecans may contain a toxin that can cause seizures or neurological symptoms