| abstract |
The invention relates to a preparation method of a pure traditional Chinese medicine whitening and speckle removing liquid. The pure traditional Chinese medicine whitening and speckle removing liquid is prepared from, by mass part, 30-50 of Chinese angelica, 30-50 of safflower, 30-50 of hippophae rhamnoides, 30-50 of Salvia Miltiorrhiza, 30-50 of raw licorice, 30-50 of dry cockroach, 25-40 of phellodendron, 25-40 of tribulus terrestris, 25-40 of chrysanthemum, 25-40 of raw coix seed, 25-40 of wild Vigna angularis, 25-40 of cortex moutan, 25-40 of gardenia jasminoides, 25-40 of radix bupleuri, 20-30 of Ligusticum wallichii, 20-30 of peach kernel, 20-30 of raw rehmannia root, 20-30 of prepared rehmannia root, 20-30 of fructus ligustri lucidi, 20-30 of Alisma plantago-aquatica, 20-30 of epimedium, 15-20 of radix paeoniae alba, 15-20 of angelica dahurica, 15-20 of atractylodes lancea, 15-20 of Rhizoma Atractylodis Macrocephalae, 15-20 of Poria cocos, 15-20 of Hedyotis diffusa, 2000 (by volume) of 75% ethanol, and 1500 of water. The preparation method includes: weighing the herbal materials according to the formula proportion, conducting washing, then adding 75% ethanol and performing sealing, then conducting soaking extraction at 20DEG C for 15d, filtering the extracted liquid of soaking extraction, adding thawy snow water or purified water into the filtrate, and conducting weighing, concentrating the solution in soft fire to a mass accounting for 10% of that before concentration, cooling the concentrated liquid and conducting filtering, and carrying out filling and sealing. |