To provide a composition for production of equol derivatives, and a method for producing equol derivatives.SOLUTION: Compositions contain equol-containing compositions, and enzymes or microorganisms that can convert equol in the equol-containing compositions into equol derivatives.SELECTED DRAWING: Figure 1【課題】エクオール誘導体の産生のための組成物、及びエクオール誘導体の製造方法の提供。【解決手段】エクオール含有組成物と、該エクオール含有組成物中のエクオールをエクオール誘導体に変換できる酵素又は微生物とを含む組成物。【選択図】図1