Milcery appears when the scents of two Alcremie walk through the same area. Every once in a while, it can also appear when an Alcremie walks past a particularly skilled bakery. These Milcery have an especially distinct look, and bakeries pay top dollar to have one caught.

Every once in a while, Alcremie will spin to bake berries within its stomach into treats. These fresh-baked berries are ten times as nutritious and give Alcremie its signature smell. Trainers who register Alcremie in league battles are forbidden to feed them common allergens.