Can rabbits eat lettuce?
Dark leafy lettuces such as romaine are suitable for rabbits (RSPCA, Royal Veterinary College). Iceberg and light-colored lettuces are not.
How to serve it: washed, romaine or other dark varieties
Questions
Can rabbits eat lettuce every day?
Yes, as part of the daily fresh food. It’s best to rotate: several kinds of greens are better than a lot of one.
Can guinea pigs eat lettuce?
Yes, as fresh food. Merck says romaine and green or red leaf lettuce are popular greens, and the RSPCA lists them among foods to give often. Iceberg is the exception (Blue Cross).
Sources
Last checked: October 2026