NOVELTY - External use traditional Chinese medicine comprises 30-60 pts. wt. balm mint, 20-60 pts. wt. Astragalus membranaceus, 10-20 pts. wt. mungbean sprout, 10-20 pts. wt. rhizoma Atractylodes macrocephala, and 10-20 pts. wt. radix sileris.    USE - The medicine is used for stopping itching, hair fixing, and eliminating free radical, and treating baldness.    ADVANTAGE - The medicine adheres to skin safely without causing irritation, has antioxidant effect, is easy to use, comprises easily available raw material, and is easily acceptable by consumer. The method is simple.    DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for:    (1) external use traditional Chinese medicine comprising (i) providing each raw material, separately smashing and mixing uniformly, (ii) adding 60-80% propylene glycol, ultrasonically extracting at 40-60 degrees C for 30-60 minutes, where the ultrasonic power is 300-500 W, and (iii) stop heating, taking step (ii) prepared extraction liquid, allowing to stand, filtering, pumping to filter to obtain the product;    (2) external use scalp care extract, comprising extract, obtained by above mentioned method;    (3) use of scalp care extract in preparing external use scalp care preparation for stopping itching, hair fixing, and eliminating free radical;    (4) scalp care preparation comprising external use scalp care extract and skin care area common auxiliary materials;    (5) external use scalp care composition comprising A phase: 0.1-0.2 wt.% carbomer, 1-8 wt.% glycerol, 1-6 wt.% butanediol, 0.1-0.3 wt.% allantoin, 0.5-3 wt.% trehalose, 0.03-0.06 wt.% disodium EDTA, and water (balance), phase B: 0.25-0.50 wt.% sodium hydroxide, phase C: 1-5 wt.% oat beta -glucan, 1-5 wt.% alpha -mannan, 2-5 wt.% sodium hyaluronate, 3-10 wt.% extract, and 0.01-0.6 wt.% preservative; and    (6) preparing external use scalp care composition comprising (i) preparing phase A by uniformly scattering carbomer in water, quick stirring to completely dissolve, orderly adding phase A remaining raw materials, stirring uniformly, heating to 85 degrees C, (ii) reducing temperature to 50 degrees C, adding phase B raw materials, and stirring uniformly, (iii) reducing temperature to 45 degrees C, adding external use scalp care extract and phase C raw materials, uniformly stirring, reducing temperature to 40 degrees C to obtain the finished product.