If you intend to fully formula-feed your baby, you will need to use a steriliser frequently. Babies who are fully formula-fed require at least six bottles a day, so you will need a steriliser that holds at least this many bottles. If you're planning to breastfeed, you may not need a steriliser initially.

Is sterilizing baby bottles necessary?

Newborns and infants have under-developed immune systems and need to drink from clean bottles. ... When you first buy bottles, it is important to sterilize them at least one time. After that, it is no longer necessary to sterilize bottles and their accessories.

Is sterilizer better than boiling?

Steam sterilization is quicker, safer and more efficient than boiling. ... Boiling does not kill all bacteria and spores. Still if you chose to boil feeding utensils, you need to regularly check your nipples for damage. Boiling water is known to damage baby bottle nipples much quicker than other sterilizing methods.