It may well be; you could try not giving the remaining top ups and see what happens xx
Well done on only two top ups!! xx
It might just be her tummy adjusting to the difference in her food.
Has she been weeing?
Haha cheeky brother!
Isaac's poos are very mustard colored and sloppy sometimes with little seeds in. If you've noticed a change, I would say it's from the reduction in formula. They also have a much milder smell without formula.
How many topups was she having?