Compositions for use in the prevention or treatment of gastrointestinal infections/inflammations in infants or young children

1. A method for treating gastrointestinal inflammations in an infant or a young child in need thereof, the method comprising administering to the infant or the young child in need thereof a nutritional composition comprising at least one fucosylated oligosaccharide and at least one N-acetylated oligosaccharide,

wherein a ratio of the at least one fucosylated oligosaccharide: the at least one N-acetylated oligosaccharide is from 1:2 to 6.7:1, the at least one fucosylated oligosaccharide is in a total amount of 0.5-2 g/L of the nutritional composition and/or 0.34-1.4 g/100 g of the nutritional composition on a dry weight basis, and the at least one N-acetylated oligosaccharide is selected from the group consisting of lacto-N-tetraose (LNT), lacto-N-neotetraose (LNnT), para-lacto-N-neohexaose (para-LNnH), lacto-N-hexaose, lacto-N-neohexaose, para-lacto-N-hexaose, para-lacto-N-neohexaose, lacto-N-octaose, lacto-N-neooctaose, iso-lacto-N-octaose, para- lacto-N-octaose, lacto-N-decaose and combinations thereof, and wherein the nutritional composition does not have 3′ sialyllactose (3-SL) and does not have 6′ sialyllactose (6-SL).

2. The method according to claim 1 , wherein the at least one fucosylated oligosaccharide is selected from the group consisting of 2′-fucosyllactose, 3 ′fucosyllactose, difucosyllactose, lacto-N-fucopentaose I, lacto-N-fucopentaose II, lacto-N-fucopentaose III, lacto-N-fucopentaose V, lacto-N-fucohexaose, lacto-N-difucohexaose I, fucosyllacto-N-hexaose, fucosyllacto-N-neohexaose I, fucosyllacto-N-neohexaose II, difucosyllacto-N-hexaose I, difucosyllacto-N-neohexaose I, difucosyllacto-N-neohexaose II, fucosyl-para-Lacto-N-hexaose, and any combination thereof.

3. The method according to claim 1 , wherein the at least one fucosylated oligosaccharide comprises a 2′ fucosyl-epitope.

4. The method according to claim 1 , wherein the at least one fucosylated oligosaccharide is 2′-fucosyllactose (2′FL).

5. The method according to claim 1 , wherein the at least one N-acetylated oligosaccharide is selected from the group consisting of lacto-N-tetraose (LNT), lacto-N-neotetraose (LNnT), para-lacto-N-neohexaose (para-LNnH) and combinations thereof.

6. The method according to claim 1 , wherein the nutritional composition comprises (i) 2′ fucosyllactose (2′FL) and lacto-N-neotetraose (LNnT) or (ii) an oligosaccharide mixture consisting of 2′-fucosyllactose (2′FL) and lacto-N-neotetraose (LNnT).

7. The method according to claim 1 , wherein the ratio of the at least one fucosylated oligosaccharide: the at least one N-acetylated oligosaccharide is from 1:1.5 to 4:1.

8. The method according to claim 1 , wherein the at least one fucosylated oligosaccharide is in a total amount selected from the group consisting of 0.75-1.65 g/L of the nutritional composition, 0.52-1.15 g/100 g of the nutritional composition on a dry weight basis, 0.8-1.5 g/L of the composition, 0.55-1.05 g/100 g of the nutritional composition on a dry weight basis, 0.85-1.3 g/L of the nutritional composition, 0.59-0.9 g/100 g of the nutritional composition on a dry weight basis, 1-1.25 g/L of the nutritional composition, and 0.69-0.87 g/100 g of the nutritional composition on a dry weight basis.

9. The method according to claim 1 , wherein the at least one N-acetylated oligosaccharide is in a total amount selected from the group consisting of 0.3-1 g/L of the nutritional composition, 0.2-0.7 g/100 g of the nutritional composition on a dry weight basis, 0.45-0.85 g/L of the nutritional composition, 0.31-0.59 g/100 g of the nutritional composition on a dry weight basis, 0.5-0.8 g/L of the nutritional composition, 0.35-0.56 g/100 g of the nutritional composition on a dry weight basis, 0.5-0.75 g/L of the nutritional composition, 0.35-0.52 g/100 g of the nutritional composition on a dry weight basis, 0.5-0.7 g/L of the nutritional composition, and 0.35-0.49 g/100 g of the nutritional composition on a dry weight basis.

10. The method according to claim 1 , wherein the at least one fucosylated oligosaccharide is in a total amount of 1-1.25 g/L of the nutritional composition and/or 0.69-0.87 g/100 g of the nutritional composition on a dry weight basis; and the at least one N-acetylated oligosaccharide is in a total amount of 0.5-0.7 g/L of the nutritional composition and/or 0.35-0.49 g/100 g of the nutritional composition on a dry weight basis.

11. The method according to claim 1 , wherein the nutritional composition comprises at least another oligosaccharide and/or a fiber and/or a precursor.

12. The method according to claim 1 , wherein the nutritional composition further comprises at least one probiotic in an amount of from 10 3 to 10 12 cfu/g of the nutritional composition on a dry weight basis.

13. The method according to claim 1 , wherein the nutritional composition is in a form selected from the group consisting of an infant formula, a starter infant formula, a follow-on or follow-up infant formula, a baby food, an infant cereal composition, a fortifier and a supplement.

14. The method according to claim 1 , wherein the gastrointestinal inflammations are inflammations of the lower gastrointestinal tract.

15. The method according to claim 1 , wherein the gastrointestinal inflammations have an origin selected from the group consisting of a bacterial origin, a viral origin, a fungal origin, a parasitic origin and an environmental origin.

16. The method according to claim 1 , wherein the gastrointestinal inflammations are selected from the group consisting of enteritis, gastroenteritis, infectious diarrhea, enterocolitis, necrotizing enterocolitis (NEC), oesophagitis and combinations thereof.