The present Invention relates to the use of Probiotics, preferably one or more probiotic bacteria, to increase the absorption of Proteins or the bioavailability thereof,Preferably in Individuals with increased Protein and \/ or Energy Requirements, preferably Elderly Persons, Children, pregnant women or Athletes.The present invention relates to the use of probiotics, preferably one or more probiotic bacteria, to increase the absorption of proteins or the bioavailability thereof, preferably in individuals with increased protein and/or energy requirements, preferably elderly persons, children, pregnant women or athletes.