<br>        Inclusion Criteria:<br><br>          -  a term healthy newborn infant (birth weight > 2500 g, gestational age > 37 weeks);<br><br>          -  inclusion during the first two months of life.<br><br>          -  German speaking mother;<br><br>          -  the intention of the mother to breast-feed the child and to feed study menus 5 to 7<br>             times per week beginning in the fifth to seventh month of life.<br><br>        Exclusion Criteria:<br><br>          -  preterm infants<br>      ;<br>        Inclusion Criteria:<br><br>          -  a term healthy newborn infant (birth weight > 2500 g, gestational age > 37 weeks);<br><br>          -  inclusion during the first two months of life.<br><br>          -  German speaking mother;<br><br>          -  the intention of the mother to breast-feed the child and to feed study menus 5 to 7<br>             times per week beginning in the fifth to seventh month of life.<br><br>        Exclusion Criteria:<br><br>          -  preterm infants<br>      ;<br>        Inclusion Criteria:<br><br>          -  a term healthy newborn infant (birth weight > 2500 g, gestational age > 37 weeks);<br><br>          -  inclusion during the first two months of life.<br><br>          -  German speaking mother;<br><br>          -  the intention of the mother to breast-feed the child and to feed study menus 5 to 7<br>             times per week beginning in the fifth to seventh month of life.<br><br>        Exclusion Criteria:<br><br>          -  preterm infants<br>      ;<br>        Inclusion Criteria:<br><br>          -  a term healthy newborn infant (birth weight > 2500 g, gestational age > 37 weeks);<br><br>          -  inclusion during the first two months of life.<br><br>          -  German speaking mother;<br><br>          -  the intention of the mother to breast-feed the child and to feed study menus 5 to 7<br>             times per week beginning in the fifth to seventh month of life.<br><br>        Exclusion Criteria:<br><br>          -  preterm infants<br>