Provided is a substance which is a safe material such as a food component and an extract of a natural product and has a stronger effect of ameliorating a cerebral function (effect of ameliorating a metabolism of monoamines as an intracerebral neurotransmitter and ameliorating deterioration in memory and learning due to hypofunction of a cholinergic neuron). The present invention provides a composition for ameliorating a cerebral function, comprising an alkali-stable lipid from an acetic acid bacterium, N-acylsphinganine or N-2'-hydroxypalmitoyl-sphinganine, as an active ingredient.
本发明提供了一种物质,它是一种安全的材料,如食品成分和
天然产物的
提取物,并且具有更强的改善脑功能的效果(改善作为脑内神经递质的单
胺类物质的代谢,以及改善由于
胆碱能神经元功能低下而导致的记忆和学习能力衰退的效果)。本发明提供了一种用于改善大脑功能的组合物,其有效成分包括一种来自
醋酸菌的碱稳定脂质、N-酰鞘胺酸或 N-2'-hydroxypalmitoyl-sphinganine 。