The invention provides
lithospermum liquid
shampoo soap and a preparation method thereof, and belongs to the technical field of
liquid soap. The preparation method comprises the following steps: mixing
lithospermum oil,
nigella nigra seed oil and
coconut oil to obtain a
vegetable oil mixture I; mixing more than two of fennelflower
essential oil,
lavender essential oil, jasmine
essential oil and ginger essential oil to obtain a
vegetable oil mixture II; freezing the Wumann grass juice, and adding
potassium hydroxide for dissolving to obtain alkali juice; adding the alkali juice into the first part of the
vegetable oil mixture I, stirring for emulsification reaction, then adding the vegetable oil mixture II, and continuously stirring to obtain
liquid soap; putting the
liquid soap into a mold, and carrying out
saponification reaction to obtain a
soap blank; mixing the
soap embryo with
lavender hydrolat, heating until the soap
embryo and the
lavender hydrolat are completely dissolved, then adding a second part of the vegetable oil mixture I and the emulsifier, and carrying out secondary emulsification; and adding a selective functional additive, uniformly mixing, standing and filtering. The liquid
shampoo soap is mild, high in
active matter content and excellent in heat-resistant and cold-resistant stability.