Breastfeeding women, who are keen to be able to feed their baby naturally for as long as possible and to ensure that their offspring receives the most nutritious food possible, are given a variety of advice. Among other things, they are advised to start breastfeeding as soon as possible after birth and to avoid various stimulants during lactation, such as cigarettes or alcohol. However, it is not uncommon for breastfeeding mothers to wonder about a completely different aspect: which foods are most beneficial for them during breastfeeding?