Whitening and freckle-removing cosmetic and preparation method thereof
A technology for whitening and freckle-removing cosmetics, which is applied in the field of whitening and freckle-removing cosmetics and its preparation, can solve the problems that have not been reported on whitening and freckle-removing cosmetics, and achieve the effects of easy popularization and application, obvious effect, and simple preparation method
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Embodiment 1
[0026] (1) 12 mass parts of Kowloon worm, 12 mass parts of angelica, 12 mass parts of Chuanqiong, 12 mass parts of licorice, 8 mass parts of persimmon leaves, 8 mass parts of ginkgo leaves, 8 mass parts of mugwort leaves, 6 parts by mass of Cortex Mori, 6 parts by mass of Angelica dahurica, 6 parts by mass of Cortex Wujia and 6 parts by mass of Tian Qi were dried, crushed and sieved to obtain coarse powder.
[0027] (2) Put the coarse powder prepared in step (1) and 5 times the mass percent concentration of coarse powder weight in the extraction tank as 75% ethanol solution, mix and let stand for 4 hours to allow the coarse powder to fully soak, then heat Reflux extraction for 90 minutes, take out the extract, filter to obtain the filtrate.
[0028] (3) Add 75% ethanol solution with a concentration of 2 times the weight of the coarse powder into the extraction tank, heat and reflux for extraction for 90 minutes, take out the extract, and filter to obtain the filtrate.
[0029...
Embodiment 2
[0033] (1) With 12 mass parts of Kowloon worm, 12 mass parts of angelica, 12 mass parts of Chuanqiong, 12 mass parts of licorice, 9 mass parts of persimmon leaves, 9 mass parts of ginkgo leaves, 9 mass parts of mugwort leaves, 7 parts by mass of Cortex Mori, 7 parts by mass of Angelica dahurica, 7 parts by mass of Radix Wujia Cortex and 6 parts by mass of Tianqi were dried, pulverized and sieved to obtain coarse powder.
[0034] (2) Put the coarse powder prepared in step (1) and 5 times the mass percent concentration of coarse powder weight in the extraction tank as 75% ethanol solution, mix and let stand for 4 hours to allow the coarse powder to fully soak, then heat Reflux extraction for 100 minutes, take out the extract, filter to obtain the filtrate.
[0035] (3) Add 75% ethanol solution with a mass percentage concentration of 2 times the weight of the coarse powder into the extraction tank, heat and reflux for extraction for 100 minutes, take out the extract, and filter t...
Embodiment 3
[0040] (1) With 14 mass parts of Kowloon worm, 14 mass parts of angelica, 14 mass parts of Chuanqiong, 14 mass parts of licorice, 10 mass parts of persimmon leaves, 10 mass parts of ginkgo leaves, 10 mass parts of mugwort leaves, 8 parts by mass of Cortex Mori, 8 parts by mass of Angelica dahurica, 8 parts by mass of Cortex Wujia and 8 parts by mass of Tianqi were dried, pulverized and sieved to obtain coarse powder.
[0041] (2) Put the coarse powder prepared in step (1) and 5 times the mass percent concentration of coarse powder weight in the extraction tank as 75% ethanol solution, mix and let stand for 4 hours to allow the coarse powder to fully soak, then heat Reflux extraction for 100 minutes, take out the extract, filter to obtain the filtrate.
[0042] (3) Add 75% ethanol solution of 2 times the weight of the coarse powder into the extraction tank, heat and reflux for extraction for 120 minutes, take out the extract, and filter to obtain the filtrate.
[0043] (4) Com...
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