Tolerance and Digestibility of a New Formula in Healthy Infants

Inclusion Criteria: * normal growth; * considered as healthy by the investigator according to the medical interrogation and the clinical examination; * receiving exclusively infant formula for at least 15 days. * without any solid food during the month of the study Exclusion Criteria: * Premature born children or small born weights; * Children breast-fed or weaned for less than 15 days; * Children with solid food * Food allergy, particularly in milk proteins allergy , and lactose intolerance ; * Tumoral, inflammatory, cardiac, lung, renal, digestive diseases(syndrome of malabsorption); * Digestive pathology previous to the inclusion, in particular infectious (rotavirus, gastroenteritis) or functional symptoms (important stomach pains, colicky) having required a lot of change in formula quality; * Children under medical treatment (ex: paracetamol).