Home > Resources > Nature Geographie Enzyklopädie - Geographie Suche, Geographie Enzyklopädie, Geographie Forum, Geographie, Topographie, Kartographie und Chorographie rund um den Planeten Erde Stop Smoking - Nicotine is the substance responsible for fooling your brain into releasing a "pleasure" chemical called Dopamine. Nicotine receptors on your nerve endings receive the Dopamine and create "Happy" nerve cells. Our nicotine patch will help you quit smoking in 2 week or less