There are five levels of attainment in waitankung, from "dispelling sickness and extending life" to "transforming the essence into spirit." But at present most practitioners are still at the first level.
一般說來，外丹功修練可分為五境﹘﹘第一境卻病延年，二是月下行雲，三是雲開月現，四是氣化為精，五是精化為神。