A nutritional composition having enhanced sweetness perception, which includes up to about 7 g/100 kCal of a protein or protein equivalent source up to about 7 g/100 kCal of a fat or lipid source and at least about 5 g/100 kCaI of a carbohydrate, wherein the protein or protein equivalent source has endogenous lactose which is at least 50% hydrolyzed and/or the composition includes lactose which is at least 80% hydrolyzed.具有加強之甜味感的營養組成物,其包括達約7g/100kCal的蛋白質或蛋白質等效物來源;達約7g/100kCal的脂肪或脂質來源;以及至少約5g/100kCal的碳水化合物,其中該蛋白質或蛋白質等效物來源具有內生性乳糖,其係至少50%水解及/或該組成物包括至少80%水解的乳糖。