Half ounce into the bottle....(next pic in comments)

k apparently its not gonna post in the comments so ill make another post

What kind of formula is he on?

@courtney.freytag Elecare

My little boy did that with similac advance so we switched him to similac sensitive.

my son has been on similac pro sensitive, similac fussiness and gas, similac total comfort, nutramigen, and now elecare