What are guinea pigs favorite foods?

if you have a guinea pig and you want a treat that they'll really like then you need cosmetic crunch. cosmetic crunch is also good for gerbils and hamsters, it's actually supossed to be used by them, not guinea pigs it's a small colered log with some holes in the sides that way if you have a hamster or gerbil they can crawl through the etible tunnel. it acts like a giant chew stick that's really tasty. but why it's really good to get is because it's also like a toy and when thay play with it it helps to sandpaper down teeth and nails! so get cosmetic crunch today!