I BF and last week I met with a LC and he ate 5 oz in one sitting!! Ive pumped a few times and he has been taking 4-5 oz! On occasion he will go 4-5 hours in between eating but mostly every 3 hours he wants to eat.
My DD didnt eat 5 oz until she was 4 months!
Re: how much does your 3 week old eat?