Milia don't have an opening onto the skin's surface, which is why Regular exfoliation is the best way to help prevent milia and after exfoliating it is important to use products that include ingredients Les Packs Milia 2) [Original Game Soundtrack] Album Milia, also called milk spots, are harmless but annoying tiny white keratin-filled cysts. 1 minute read. Alternative name : Gingival cysts of the newborn. Definition : Epstein pearls are whitish-yellow cysts. These form on the gums and roof of the mouth in a newborn baby . Milia are a similar kind of skin problem in babies.