Practitioners of I-Kuan Tao formally become vegetarians after they go
through the Ching Ko ritual. Therefore, some describe the Ching Ko as
the vegetarian vow of I-Kuan Tao. In truth, the essence of Ching Ko goes
beyond vegetarianism.
一貫道信徒歷經清口儀式後,正式成為素食者。因此,有人將「清口」形容為一貫道的素食愿。事實上,清口的涵義不只是素食而已。