The invention relates to the technical field of treatment and health-care patches for
external application, and discloses a preparation method of a light patch capable of removing
waste gas, waste water and waste in a body. The black ointment comprises rhizoma alismatis, poria cocos, prepared
rehmannia root, immature bitter orange,
lysimachia christinae hance,
astragalus membranaceus, folium sennae,
pyracantha fortuneana,
angelica sinensis,
kelp,
eclipta alba, rhizoma atractylodis, selfheal,
salvia miltiorrhiza,
rheum officinale,
akebia stem,
lotus leaf, ephedra and radix stephaniae tetrandrae. According to the present invention, the oil
discharge patch contains 19 dampness removing and weight losing
traditional Chinese medicine components, such that the oil
discharge patch can be pasted on the
navel position, and can enter the body through the
transdermal absorption and the
drug effect of the black plaster so as to produce the effect, such that the user can sweat and defecate after the patch, and the oil
discharge patch can help the user to improve the
metabolism, improve the
spleen and
stomach transportation, and discharge the useless objects in the body so as to provide the health care effect; useless
waste gas, waste water and waste accumulated in the body can be discharged, so that the body can be naturally thinned, and a user can easily have a small
waist.