The disclosure refers to a skin piercing tool for locally piercing human or animal skin, comprising a proximal tool section a distal tool section, in which a piercing tip is arranged one or more needles, in which a needle shaft is provided in the area of the proximal tool sections and a needle tip is provided in the area of the distal tool section as part of the piercing tip and a supply reservoir that extends as an open reservoir between opposing needle sections of the one or more needles and extends toward the proximal tool section behind the piercing tip, wherein the supply reservoir is in fluid communication with the piercing tip.
