Unlike cats, which lack the ability to taste sweetness, dogs find chocolate just as appealing as humans. But while the dark treat can be a euphoric delight for us, it can be poisonous to canines.
Among the many chemical compounds found in dark chocolate and cocoa is theobromine. Formerly known as xantheose, theobromine is a bitter alkaloid compound that acts as a mild stimulant for the human body… Because dogs can’t break down, or metabolize, theobromine as well as humans can, the compound is toxic to dogs, over a certain threshold, depending on their body weight.
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Chocolate poisoning mainly affects the heart, central nervous system, and kidneys. The symptoms of theobromine toxicity usually appear within 6 to 12 hours after your dog eats too much chocolate and may last up to 72 hours. These include:
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- vomiting,
- diarrhea,
- Restlessness
Can chocolate kill dogs?
In short, yes. However, fatalities in dogs due to chocolate poisoning are very rare. According to the Veterinary Poisons Information Service from the U.S., out of 1,000 dog chocolate toxicity cases recorded in its database, only five dogs died.
