F1 = Golden Retriever x Poodle
F1b = F1 Goldendoodle x Poodle
F1bb = F1b Goldendoodle x Poodle
F1 is a purebred Poodle crossed with a purebred Golden Retriever. They are low to non-shedding. This generation can be good for those with mild allergies, but we recommend going to an F1b or higher generation for those with allergies.
F1b is a purebred Poodle crossed with a F1 Goldendoodle. They are less likely to shed than the F1. This generation is more suitable for those with allergies.
F1bb is an F1b crossed with a Poodle. They are non-shedding. They are the most suitable for those with severe allergies.