A personal cleansing preparation method comprising the steps of, first, a lot of garlic. Then, add the right amount of water to obtain a mixture of garlic. Then, add the right amount of yeast and left to ferment for some time, in order to obtain a garlic fermented liquid. Then, the garlic fermented liquid cryogenic distillation to obtain a garlic extract. Finally, add the right amount of cleaning solution into the garlic extract to reconcile in order to obtain the personal cleansing.一種製備人體清潔劑的方法,其包含下列步驟,首先,備製複數蒜頭。接著,對該複數蒜頭添加一預定比例之水,以取得一蒜頭混合液。然後,將該蒜頭混合液添加一預定比例之酵母菌並放置一段時間進行發酵,以取得一蒜頭發酵液。接著,對該蒜頭發酵液進行低溫蒸餾,以取得一蒜頭萃取液。最後,對該蒜頭萃取液添加預定比例之清潔液來進行調和,以取得該人體清潔劑。