Infant formulas containing long-chain polyunsaturated fatty acids and uses thereof

A method of providing nutrition to a preterm infant comprising feeding said preterm infant a nutritional composition selected from the group consisting of:

• a) a composition comprising a nutrient-enriched matrix including a source of fatty acids comprising DHA, AA, ALA and LA in the following amounts as a wt/wt percent of the total fatty acids:
• DHA up to about 0.36%, AA up to about 0.7%, ALA at least about 2%, and LA at least about 15%;
• and
• b) a composition comprising a nutrient-enriched matrix including a source of fatty acids comprising DHA, AA, ALA and LA, wherein, as a wt/wt percent of the total fatty acids, DHA is present up to about 0.36% and AA is present up to about 0.7%, and wherein the ratio of ALA/DHA ranges from about 4 to 40;
• and the ratio of LA/AA ranges from about 20 to 65.

A method of providing nutrition to a preterm infant comprising feeding said preterm infant a nutritional composition selected from the group consisting of:

• a) a composition comprising a nutrient-enriched matrix including a source of fatty acids comprising DHA, AA, ALA and LA in the following amounts as a wt/wt percent of the total fatty acids:
• DHA up to about 0.3%, AA up to about 0.5%, ALA at least about 2.2%, and LA at least about 15%;
• and
• b) a composition comprising a nutrient-enriched matrix including a source of fatty acids comprising DHA, AA, ALA and LA, wherein, as a wt/wt percent of the total fatty acids, DHA is present up to about 0.36% and AA is present up to about 0.7%, and wherein the ratio of ALA/DHA ranges from about 6 to 25;
• and the ratio of LA/AA ranges from about 30 to 60.