In primary milia cases, like the miniscule cysts that appear on a newborn, the skin just can't remove the dead skin cells. That means, instead of being sloughed of, the cells get trapped and clog oil-producing pores
It is your bodies way of not being able to exfoliate dead skin on it's own. You can try to exfoliate part of it, but depending on the size you must see a Specialist to do this for you. You can get rid of Milia under your eyes or Face and keep it under control.
You really need to see a Specialist because if you try to pop these whiteheads or anything like that, you will leave ugly scars. Milia is caused by heavy make up or excessive sun exposure which makes the skin thick