Parsley is widely used in European, Middle Eastern, and American cooking.
Curly leaf parsley is often used as a garnish. In central Europe, Eastern Europe, and southern Europe, as well as in western Asia, many dishes are served with fresh green chopped parsley sprinkled on top.
Root parsley is very common in central, eastern, and southern European cuisines, where it is used as a snack or a vegetable in many soups, stews, and casseroles.
Yes, they can in small amounts.
For more foods that guinea pigs can and can’t eat, check out our GUINEA PIG FOOD LIST