Should Dogs Eat Sultanas?

Grapes, raisins, sultanas and currents are all potentially poisonous to dogs. If eaten they can cause gut problems and in serious cases, kidney failure.

How many sultanas can hurt a dog?

If eaten by a dog, grapes and any derivatives such as raisins and sultanas, can produce high levels of toxins which, if left untreated, could cause irreversible kidney damage. And just one grape or sultana could prove fatal.

Can 1 raisin hurt a dog?

Should I Worry if My Dog Ate One Grape or One Raisin? The toxic number of grapes or raisins is unknown, and it doesn't affect all dogs the same. Based on known cases of grape toxicity in dogs, even one or a few grapes or raisins can cause acute kidney failure, which can be fatal.