The invention discloses a root-strengthening and hair-fixing scalp cleaning liquid which is obtained through a method of soaking Chinese herbal medicines into a basic liquid at a room temperature. The root-strengthening and hair-fixing scalp cleaning liquid is prepared from the following raw materials in percentages by mass: 75-85% of basic liquid and 15-25% of Chinese herbal medicines, wherein the basic liquid is prepared from the following raw materials in percentages by mass: 35-55% of water, 20-30% of a complex surfactant, 0.1-0.5% of allantoin, 0.1-0.5% of hyaluronic acid, 0.1-0.5% of ceramide, 5-15% of edible glycerin, 5-10% of water-soluble lanolin and 1-5% of edible lactic acid. The root-strengthening and hair-fixing scalp cleaning liquid contains 15 Chinese herbal medicines and does not contain an additive which can endanger the human health. The cleaning liquid is capable of cleaning the hair, effectively removing scurf, relieving itching, preventing hair loss, growing and blackening the hair, preserving moisture, killing and inhibiting bacteria, preventing adhesion of bacteria, microbes and viruses, and effectively preventing and treating skin diseases, such as tinea capitis, head dermatitis, rotten scalp, scalp acnes and epifolliculitis, caused by bacterial fungal microorganisms, so that the immunity of the scalp and hair follicles is greatly improved.