When it comes to infant formulas, you can blame a parent to be very choosy. If it top quality baby�s milk the Similac brand has been tested and proven. On its goal to provide infant formula that is "BPA-free" and likewise very close to mother's milk, it introduces "Similac Advance Early Shield". What is is so special about the Similac Advance Early Shield Formula? Topping the list is the fact that it is the only ARA/DHA formula to date that comes with an Early Shield mix. Second, it is specially designed to support and enhance the infant's immune system on account that it gives babies the proper balance of minerals, proteins, and other essential nutrients. The Similac Advance Early Shield milk formula is available in powder form of 23.2-Ounces and it comes in packs of six. The anti-oxdiants, nucleotides, iron, and prebiotics in this formula is very much ideal for newborn babies up to 12 months of age.