Infants receiving formula supplemented with DHA performed better on a cognitive test than infants who were given formula without it. DHA occurs naturally in breast milk.

• 食用补充了二十二碳六烯酸配方奶粉的婴儿，在认知能力测试上的表现要比食用不含此类物质的婴儿更好。二十二碳六烯酸天然存在于母乳中。