Children’s Health Queensland Hospital and Health Service If your baby is not having breastmilk, give them an infant formula. If mum and dad decide to feed baby with formula milk, it is important that it is made safely and properly. Don’t give your baby cow’s milk or powdered milk because it can hurt their stomach. How do you make infant formula? » Always follow what it says on the tin » If the formula is too strong, it will hurt their kidneys » If the formula is too weak, they won’t grow well and get sick » Baby can have both breastmilk and formula » You can add expressed breastmilk to formula. How much infant formula does baby need? » As your baby grows, the amount of formula they need will change » Feed your baby when they are hungry » Don’t make your baby finish the bottle if they don’t want to. Storing pre-made formula » Put the bottle at the back of the fridge if you’re not using it straight away » Only keep it in the fridge for 24 hours » Don’t share any left over milk. Tip out any milk baby did not finish. Formula feeding