Guinea pigs are herbivores (vegetarian), which means they don’t eat fish or meat. Along with humans and monkeys, guinea pigs cannot manufacture their own vitamin C, their bodies cannot produce it. Because of this, vegetable matter is an essential part of a guinea pig’s diet.
The easiest way to achieve this is to feed your guinea pig plenty of vegetables and fruit daily. Most of the fresh produce we eat is ideal for your guinea pig, see the table on