The present application relates to the technical field of
biotechnology, and particularly discloses a composition, a preparation method thereof and application thereof in promoting intelligence development. The present application finds that, when
Lactobacillus plantarum HEAL9, oat green extract and
sialic acid are compounded according to a specific ratio, a significant synergistic effect can be achieved in promoting intelligence development, and thus a composition is provided, which comprises:
Lactobacillus plantarum HEAL9, oat green extract and
sialic acid; and the
mass ratio of the
Lactobacillus plantarum HEAL9, the oat green extract and the
sialic acid is (1-10):(0.7-30):(1-10). The present application has a strong effect in promoting intelligence development, and provides a new method for promoting intelligence development of infants / children.