✨The Newborn Stomach: Tiny But Mighty!✨ Let’s talk tummy size. On day one, your baby’s stomach is about the size of a cherry - we’re talking 5–7ml capacity. That’s why your body produces colostrum in small but powerful amounts. It’s not a low supply - it’s perfectly designed. By day three? We’re up to the size of a walnut (22–27ml). And by the end of week one, your baby’s tummy is more like an apricot (45–60ml). The increase in stomach size mirrors their growing appetite - and your milk supply a

How fast is your baby growing? See how fetal weight and height change by week during pregnancy

Fetal development by week: Your baby in the womb

Stomachs Growl | Meaning, Causes & Treatment

Tummy time for your baby: advice from a pediatric OT | Lovevery