Abstract: The present invention relates to a smokeless thermal vaporizer apparatus for extracting and vaporizing essential ingredients from natural herbal medicines for inhalation to prevent and alleviate pains and diseases. The thermal vaporizer apparatus includes a heating device and a handheld delivery device. The heating device has a heating element disposed within a thermally insulated housing with an access opening on front and a switch with a variable voltage controller on the front surface of the housing to regulating the amount heat generated by the heating element. The heating element is securely mounted to the housing with the rear end attached to the housing and the front end positioned in the center of the access opening. The handheld delivery device includes a vaporization chamber for holding herbal medicine and receiving smokeless hot air from the heating element of the heating device and a mouthpiece for inhalation.