A dog biscuit is a hard biscuit-based dietary supplement for dogs or other canines, similar to human snack food.
Dog biscuits tend to be hard and dry.
Dog biscuits may be sold in a flat bone-shape.
Some manufacturers claim the dry and hard biscuit texture helps clean the dog’s teeth, promoting oral health. (source)
Can guinea pigs eat dog biscuits?
Yes, they can nibble one if they manage to get hold of one.
They won’t do them any harm.
However, they provide no nutritional benefit for them and so aren’t recommended to be fed purposely to them.
They are purposely made for the nutritional requirements of dogs only.
For more foods that guinea pigs can and can eat check out our guinea pig food list