Amniotic fluid = 2 pounds
Baby = 7-8 pounds
Maternal blood = 4 pounds
Maternal breast tissue = 2 pounds
Maternal fat and nutrient stores = 7 pounds
Maternal tissue fluids= 4 pounds
Placenta = 1-2 pounds
Uterus = 2 pounds
Kinda weird to think about it this way, but it shows that your weight gain was necessary and not because of late night cheetos or something, haha!
~Crib Notes book