Why is the yolk in live beads soft and looks immature? Is the live bead yolk just stale? No, live beads is a name of Nanjing, and it is a street snack with great nutritional value. It is a delicious food produced when eggs are not fully hatched. Eggs give birth to chicken heads, chicken bodies and egg yolks, which have good nutritional value of whitening and health preservation. North and South also have different names.