Museli is a breakfast cereal which utilizes raw rolled oats, grains, seeds and nuts.
It can be mixed with almond milk, cows milk, soy milk, and other plant milk, fruit juice and yogurt.
It is available ready made in a packaged dry form, or it can be made fresh.
Yes they can in small amounts. It is not the best food for them but as long as they eat it dry it is fine for them.
However, it doesn’t have a lot of nutritious benefit for them and so just give them a small amount if you want to give them some.
The nuts and raisins, in particular, are high in fat and too many will be harmful to them, although they will enjoy them immensely.
For more foods that guinea pigs can or can’t eat, check out our GUINEA PIG FOOD LIST.