The World Health Organisation and the NHS recommends exclusively breast feeding for babies until at least 6 months of age wherever possible. If and when you choose to use formula milk then use the experience of other like you to help you make the best decision for your baby. The brands are ordered above by their loyalty level amongst UK parents - i.e. which of you say this is the only brand you will buy. Does highest loyalty also mean it's the best though? To see whether this is the case in the formula milk category click on the other tabs for the overall rating scores and other measures such as value for money and quality.