The invention relates to a method for preparing vitex negundo linn bean curd products, belonging to foodstuff preparation field. The method comprises following steps: extracting functional component from smelly vitex negundo linn: gathering fresh smelly vitex negundo linn leaves, washing with water, extracting with alkali solution, water-based grinding with slurry-slag separating machine, moderating pH value and filtering to get functional component solution; preparing soybean milk: washing soybean, immersing, removing soybean husk and chips, water-based grinding with slurry-slag separating machine, filtering to get soybean milk; cooking soybean milk: heating soybean milk, adding functional component solution of vitex negundo linn into soybean milk, heating to boiling, stopping heating, pouring boiled soybean milk into calcium sulphate-containing vat, stirring lightly, moderating pH value, covering vat, compressing package; preparing vitex negundo linn bean curd in porous box: covering with cloth, pressing, dewatering, drying and cutting. The invention is characterized in that the operation is simple, the bean curd yield rate is increased by 10-35% compared with products produced with soybean, both taste and nutrition are excellent.