PROBLEM TO BE SOLVED: To provide an immune-induction-promoting composition and a vaccine pharmaceutical composition that can be universally used to induce immunity against a variety of antigens and that demonstrate high induction effects.SOLUTION: The present invention provides an immune-induction-promoting composition that includes at least one nuclear receptor ligand, and provides a vaccine pharmaceutical composition that is for immune induction. The vaccine pharmaceutical composition includes an antigen and an immune-induction-promoting composition that is at least one nuclear receptor ligand.SELECTED DRAWING: NoneCOPYRIGHT: (C)2016,JPO&INPIT【課題】様々な抗原に対する免疫誘導のために普遍的に使用可能であり、高い誘導効果を発揮する免疫誘導促進用組成物及びワクチン医薬組成物を提供する。【解決手段】1種以上の核内受容体リガンドを含む免疫誘導促進用組成物と、免疫誘導のためのワクチン医薬組成物であって、抗原と、1種類以上の核内受容体リガンドである免疫誘導促進組成物とを含むワクチン医薬組成物。【選択図】なし