The present invention provides a composition for improving vascular endothelial function or improving blood flow in peripheral blood vessels, comprising, as an active ingredient, an ingredient derived from a turmeric.;The present invention relates to a composition for improving vascular endothelial function or improving blood flow in peripheral blood vessels, comprising, as an active ingredient, at least one of turmeronol A, turmeronol B and bisacurone. The present invention also relates to a composition for improving vascular endothelial function or improving blood flow in peripheral blood vessels, comprising a turmeric as an active ingredient.
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