Evolution of Functional Gastrointestinal Disorders in Infants Fed With a New Infant Formula

Inclusion Criteria: 1. Infants presenting with at least one of the FGIDs below, defined based on adapted Rome IV criteria as follows: 1.1 Regurgitations: 1.2 Colic: 1.3 Constipation: 2. Infants born at 35 weeks or more of gestational age 3. Infants up to 4 months of age Exclusion Criteria: 1. Exclusively or partially breastfed infants (i.e. \> 2 breast feeds per day) with maternal willingness to continue breastfeeding 2. Diversified infants or whose parents intend to start diversification within the first 2 weeks of the study 3. Use of antibiotics at inclusion visit (V0) and within 7 days before the inclusion visit (V0) 4. The willingness to take additional pre-, probiotics or thickening agents during the study 5. Known allergy/intolerance to any of the product ingredients or suspected allergy to cow's milk requiring an eviction diet 6. Infants presenting with any other situation including the participation in another clinical trial, which, according to the investigator, may interfere with the study participation, or lead to a particular risk for the patient (non exhaustive list)