The invention discloses a hair removal preparation and a preparation method thereof, and belongs to the technical field of skin care products. The hair removal preparation comprises a phase A, a phaseB, a phase C and a phase D, wherein the phase A comprises the following substances: squalane, poly(dimethylsiloxane), ceteareth-2, ceteareth-21, olea europaea fruit oil, tocopheryl acetate, cetearylalcohol and myristic acid, the phase B comprises the following substances: butanediol, glycerol, hydroxyethyl cellulose, xanthan gum, allantoin, a pine needle extract and deionized water, the phase Ccomprises the following substances: calcium thioglycolate and calcium hydroxide, and the phase D comprises the following substances: bisabolol. The preparation method comprises the following steps: performing heating, dissolving and heat preservation in an oil-phase pot, performing mixing and stirring in an emulsifying pot, performing mixing and stirring and vacuum-pumping and homogenizing, performing cooling, and performing filling to obtain a finished product. The hair removal preparation obtained by the invention can be used for mildly performing hair removal, the hair removal effect is thorough, and no hair head is left.