The invention discloses a Chinese herbal medicine liquid shampoo formula and a preparation method thereof.The Chinese herbal medicine liquid shampoo formula is prepared from, by weight, 5-15 parts of morusaustralisPoir., 8-15 parts of herba plantaginis, 6-12 parts of herba portulacae, 8-12 parts of herba leonuri, 9-16 parts of prunus davidiana(Carr.)Franch, 5-15 parts of albizia julibrissin, 8-12 parts of fructus mori, 6-15 parts of herba lycopi, 5-15 parts of radix sophorae flavescentis, 6-10 parts of flos chrysanthemi, 30-60 parts of sunflower receptacle, 2-6 parts of folium nelumbinis, 3-5 parts of cannabis sativa L., 7-11 parts of cacumen platycladi, 20-30 parts of fresh ginger and 10-15 parts of dark tea.According to the Chinese herbal medicine liquid shampoo formula and the preparation method thereof, the pure traditional Chinese medicine formula is adopted, no chemical additive is added, safety is achieved, no side effect exists, the hair cleaning function of ordinary liquid shampoo is achieved, multiple effects of gathering and generating hair, preventing hair from falling, fixing hair, removing dandruffs, relieving itching and the like are integrated, and meanwhile a good treatment effect on white hair, alopecia, headache, dizziness and hypertension is achieved.