Foods that are poisonous to dogs

Avocados: Avocados are dangerous, partly due to a fungicidal toxin called persin.

Garlic: Garlic can be fatal to dogs due to a compound called thiosulfate that damages red blood cells.

Apples: The flesh of apples is not toxic, but the seeds can be poisonous due to a compound called amygdalin. 

Milk and other dairy products: Even though milk and dairy products have calcium-boosting properties.

Macadamia nuts: In general, nuts are not good for dogs, especially macadamia nuts.

Mustard: Mustard won't be lethal to dogs in small doses, however, it can be toxic in higher amounts. 

Artificial sweetener: Xylitol is a sugar alternative found in human foods such as candy and many baked sweets.

Chocolate: Chocolate contains a stimulant called theobromine, which is poisonous to dogs.

Onions: Onions can be poisonous to dogs due to the thiosulfate they contain. 

Cooked bones: Giving your dog a raw, uncooked bone to chew on is great, but avoid cooked bones.

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