Why dogs can't eat chocolate

Chocolate is Toxic to Dogs

' The worst a Hershey bar can do to you is add an inch to your hips. But that same candy – even in relatively small amounts – can make a dog or cat very sick. Make no mistake: For them, chocolate is poison.

In addition to a high fat content, chocolate contains caffeine and theobromine, two different types of stimulants that affect the central nervous system and the heart muscle, as well as increasing the frequency of urination.'