The present invention provides a biological electrode including an electro-conductive base material and a living body contact layer formed on the electro-conductive base material； wherein the living body contact layer contains a resin layer and particles dispersed in the resin layer, the particles being coated with gold, platinum, silver, or alloy of these metals； a thickness of the resin layer is equal to or thinner than an average particle size of the particles； the resin layer contains a silicon-containing resin and a non-silicon-containing resin； and the silicon-containing resin is localized in the direction of a surface of the resin layer. The biological electrode of the present invention is superior in electric conductivity and biocompatibility, light in weight, can be manufactured at low cost, and can combine repellency of the resin layer surface and adhesion properties of the resin layer to particles.本發明提供一種生物體電極，其導電性及生物體適合性優異、輕量，能以低成本製造，且可兼顧樹脂層表面之撥水性及樹脂層對於粒子的黏著性。一種生物體電極，具有導電性基材與形成於該導電性基材上的生物體接觸層，其特徵為：該生物體接觸層包含表面以金、鉑、銀、或該等之合金覆蓋的粒子與分散有該粒子的樹脂層，該樹脂層之厚度係和該粒子之平均粒徑相同或較其更薄，該樹脂層含有含矽之樹脂與不含矽之樹脂兩者，該含矽之樹脂集中在該樹脂層之表面側。
