The invention relates to an energy-saving gas stove pot rack with adjustable height, comprising a fixed base which is arranged at the periphery of a furnace head and provided with a flame opening at the middle part, the energy-saving gas stove pot rack is characterized in that a rotatable moving ring which can rotate relative to the fixed base and a lifting loop bar for supporting a pot are arranged on the fixed base, a wedge-shaped slope which is used for leading the lifting loop bar to lift and slide relative to the fixed base is correspondingly arranged at the upper side part of the rotatable moving ring, the device can not only regulate the height distance between the bottom of the pot and the flame and improve the thermal efficiency, but also have simple structure and convenient operation.