The invention discloses a preparing technology for moringa oleifera and kaempferia galangal vinegar.Moringa oleifera leaves are used as a main raw material of the moringa oleifera and kaempferia galangal vinegar, kaempferia galangal is used as a matrix material, and the vinegar is brewed through the steps of moringa oleifera leaf pretreatment, kaempferia galangal pretreatment and mixing, steaming, inoculation, fermentation, after-ripening, press filtration, ageing and the like.The moringa oleifera leaves are treated with complex enzymes after fixation, astringency carried in the moringa oleifera leaves can be removed through fixation, the mouthfeel and flavor of the finished product vinegar are improved, and the use ratio of the moringa oleifera leaves is increased through treatment of the complex enzymes; with kaempferia galangal as a matrix, nutrient substances of the finished product vinegar are enriched, by means of clarification with a compound clarifying agent, color and luster of the finished product moringa oleifera and kaempferia galangal vinegar are improved, and the mouthfeel and quality of the finished product moringa oleifera and kaempferia galangal vinegar are improved through ageing.The finished product moringa oleifera and kaempferia galangal vinegar has the healthcare effects of warming spleen and stomach for dispelling cold, promoting appetite and digestion, relieving swelling and pain, reducing the blood sugar level, enhancing human immunologic functions and the like.