Anti-acne and skin-care preparation
A technology of anti-acne and preparations, which is applied in the field of anti-acne skin care preparations, can solve problems such as toxic side effects and chronic skin damage, and achieve the effect of high content of active ingredients
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Embodiment 1
[0037] A preparation method of kaempferia galanga (KAEMPFERIA GALANGA) root extract, comprising the steps of:
[0038] (1) Pulverizing the sun-dried kaeba root to obtain kaeba root powder of less than 10 mesh;
[0039] (2) Then pass in low-pressure water vapor to soften, and the water content of the root powder is 60% when it is completely softened;
[0040] (3) Put it into a chromatographic column, add 1,3-propanediol, which is 1 times the weight of the above-mentioned kale root powder, and let it soak at room temperature to fully dissolve the target components;
[0041] (4) Elute with 75wt% 1,3-propanediol aqueous solution, the amount of the 1,3-propanediol aqueous solution is 4 times the weight of the aforementioned kale root powder; collect the eluate, centrifuge at 3000rpm to obtain the supernatant, Instantly.
Embodiment 2
[0043] A preparation method of kaempferia galanga (KAEMPFERIA GALANGA) root extract, comprising the steps of:
[0044] (1) Pulverizing the sun-dried kaeba root to obtain kaeba root powder with a mesh size of less than 50;
[0045] (2) Then pass in low-pressure water vapor to soften, and the water content of the root powder is 50% when it is completely softened;
[0046] (3) Put it into a chromatographic column, add 1,3-propanediol twice the weight of the above-mentioned kale root powder, and let it soak at room temperature to fully dissolve the target components;
[0047] (4) Elute with 75wt% 1,3-propanediol aqueous solution, the amount of the 1,3-propanediol aqueous solution is twice the weight of the aforementioned kale root powder; collect the eluent, centrifuge at 3000rpm to obtain the supernatant, Instantly.
Embodiment 3
[0049] A preparation method of kaempferia galanga (KAEMPFERIA GALANGA) root extract, comprising the steps of:
[0050] (1) Pulverizing the sun-dried kaeba root to obtain kaeba root powder with a mesh size of less than 30;
[0051] (2) Then pass through low-pressure water vapor to soften, and the water content of the root powder is 55% when it is completely softened;
[0052] (3) Put it into a chromatographic column, add 1,3-propanediol 1.5 times the weight of the above-mentioned kale root powder, and let it soak at room temperature to fully dissolve the target components;
[0053] (4) Elute with 75wt% 1,3-propanediol aqueous solution, the amount of the 1,3-propanediol aqueous solution is 3 times the weight of the aforementioned kale root powder; collect the eluate, centrifuge at 3000rpm to obtain the supernatant, Instantly.
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