Appearance-nourishing and freckle-removing mask and preparation method thereof
A technology of freckle mask and Angelica dahurica, which is applied in the formulation and preparation of traditional Chinese medicine freckle mask, can solve the problems of low drug utilization, unsatisfactory clinical curative effect, and complicated use methods, achieve strong promotion and application value, and inhibit tyrosine Enzyme activity, cheap effect
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[0019] The preparation method includes the following steps:
[0020] Step S101, weigh the qualified medicines according to the prescription, take Minanggui, Angelica dahurica, and Asarum to wash and moisten with water, and distill with steam, collect the distilled liquid and refrigerate for later use, keep the medicine residue and liquid medicine;
[0021] Step S102, immerse the scutellaria baicalensis, Bai Fuzi, Baiji and Poria cocos with water for 0.5 hours, and extract three times with the medicinal residue and medicinal liquid after extracting the oil of Minanggui, Angelica dahurica and Asarum, combining the three extracts, and filtering Concentrate under reduced pressure to an appropriate amount, then add 95% ethanol, stand and refrigerate for 24 hours;
[0022] Step S103, siphon the supernatant of the refrigerated liquid, centrifuge the precipitate at 2200 r / min for 30 minutes, further separate and combine the refrigerated liquid, recover ethanol until it has no alcohol taste, ...
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