Healthy full term breastfed babies gain 150-230 grams (5-8 ounces) per week. They gain weight steadily and quickly in the first four months. Then their weight gain slows down. Some babies may gain slightly less or slightly more depending on their family body structure. This is summarized in a table at the end of the information sheet How to Know Your Breastfed Baby is Getting Enough. Click on the title or contact a local Leader to get a copy.