Gastrointestinal Tract Microbiome in Healthy Term Infants Receiving Mother'S-own Breast Milk or Cow's Milk-based Infant Formulas

Exclusion Criteria

• •Caesarean delivery
• •Infant consumption of donor milk prior to randomization/registration
• •Maternal antibiotic use within 48 hours prior to or at time of delivery
• •Maternal antibiotic use while providing mother's-own breast milk to infant
• •Infant use of systemic antibiotics prior to randomization/registration
• •Any signs of an acute infection (i.e. fever, diarrhea) at randomization/registration
• •Weight at Visit 1 is \<95% of birth weight
• •Infant use of probiotics
• •Evidence of significant feeding difficulties
• •Infant was born large for gestational age
• •History of underlying metabolic or chronic disease or congenital malformation
• •Infant is immunocompromised
• •Infants receiving human milk:
• •Consumption of infant formula from 1 day of age