PROBLEM TO BE SOLVED: To provide mineral functional water having efficient potency such as pest control effects of unicellular organisms.SOLUTION: There is provided mineral functional water containing mineral-containing water (A) containing a mineral component eluted from a mineral adding material (A) containing vegetation raw material and woody plant raw material and mineral-containing water (B) containing a mineral component eluted from an inorganic mineral adding material (B) with a ratio of 1:5 to 1:20 (weight ratio) and having a spectral radiation spectrum in a range of wavelengths of 4 μm to 24 μm measured at 25°C with a shape shown in the Figure 1.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2016,JPO&INPIT【課題】単細胞生物の防除作用等の有効な効能を有するミネラル機能水を提供する。【解決手段】草木植物原料と木本植物原料含有するミネラル付与材(A)から溶出させたミネラル成分を含有するミネラル含有水(A)と、無機系のミネラル付与材(B)から溶出させたミネラル成分を含有するミネラル含有水(B)とを、1:5~1:20(重量比)となる割合で含有し、25℃で測定された波長4μm~24μmの範囲での分光放射率スペクトルが、図1に示す形状を有することを特徴とするミネラル機能水。【選択図】図1