Prebiotic EffecT InfanTs

Inclusion Criteria: * Child is healthy at the time of pre-examination * Child was born on term or preterm (≥ 32 weeks of gestation) * Child is aged 6-12 months at the time of pre-examination (for preterm born children (32-37 weeks of gestation), corrected age will be applied) * Normal growth (weight and length for age between 10th and 90th percentiles, Fenton and Kim 2013) * Child receives at least one meal per day as complementary feeding * Child and legal guardian are able and willing to follow the study instructions * Child is suitable for participation in the study according to the investigator/physician/study personnel * Written informed consent is given by parent or legal guardian Exclusion Criteria: * No legal guardian's command of any local language * Organic causes of defecation disorders incl. Hirschsprung disease, Spina bifida, hypothyroidism etc. * Other metabolic or renal abnormalities or psychomotor retardation (e.g. hypotonia) * Child has allergy to cow's milk protein or lactose intolerance * Child has been or is currently breast-fed more than once daily (6 weeks before intervention) * Child has mostly loose or watery stools in ≥ 50% of defecations * Use of drugs (e.g. antibiotics) influencing gastrointestinal function (6 weeks before intervention) * Use of laxatives or pre- or probiotic supplements in the previous 4 weeks before intervention * Child is currently involved or will be involved in another clinical or food study