PURPOSE: To provide a electrode for the living body with a snap which is the easy-to-operate electrode for the living body to be used at the time of transmitting the electric signal from the living body to a diagnostic device for medical treatment or at the time of introducing low frequencies, etc., into the living body for decreasing pains or for treatment purposes and does not corrode the surface of the metallic snap as a terminal.

CONSTITUTION: A hydrous tacky adhesive 2 is formed on one surface of a substrate. This substrate is provided with the snap 3 as the connecting terminal to a connector through the substrate. The material of the snap 3 is a stainless steel of a chromium-nickel system contg. at least 8wt.% nickel-component.