Synergistic production of butyrate associated with the complexity of HMOS blend for use in infants or young children for health purposes

1. A method to treat a health disorder and/or to promote a health benefit in an infant or a young child in need thereof, the method comprising administering a nutritional composition to the infant or young child, the nutritional composition comprising 2′-fucosyllactose ( 2 ′FL), difucosyllactose (DFL), lacto-N-neotetraose (LNnT), lacto-N-tetraose (LNT), 3′-sialyllactose (3SL) and 6′-sialyllactose (6SL) as the only human milk oligosaccharides in the nutritional composition,

wherein the health disorder is selected from the group consisting of inflammation, allergies, and metabolic health disorders,

and/or wherein the health benefit is selected from the group consisting of gut maturation, gut brain axis connection, and colonic healing.

2. The method of claim 1 , wherein the metabolic health disorders are selected from the group consisting of obesity later in life, type 2 diabetes, and insulin resistance.

3. The method of claim 1 , wherein the colonic healing treats colitis in the infant or young child.

4. The method of claim 1 , wherein a total amount of the 2′FL, the DFL, the LNnT, the LNT, the 3SL and the 6SL is 0.1 wt. % to 10 wt. % of the nutritional composition.

5. The method of claim 1 , wherein a total amount of the 2′FL, the DFL, the LNnT, the LNT, the 3SL and the 6SL is 0.5 wt. % to 7 wt. % of the nutritional composition.

6. The method of claim 1 , wherein a total amount of the 2′FL, the DFL, the LNnT, the LNT, the 3SL and the 6SL is 0.6 wt. % to 1.5 wt. % of the nutritional composition.

7. The method of claim 1 , wherein a total amount of the 2′FL, the DFL, the LNnT, the LNT, the 3SL and the 6SL is 0.8 wt. % to 1.2 wt. % of the nutritional composition.