A composition and preparation method for multi-target suppression of melanin and its application in cosmetics
A technology for inhibiting melanin and composition, applied in the direction of cosmetics, cosmetic preparations, dressing preparations, etc., can solve problems such as poisoning or leukoplakia, impossible additives, etc., to ensure safety, inhibit melanin content, and good inhibition effect Effect
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Examples
Embodiment 1
[0029] This example provides a composition and preparation method for multi-target inhibition of melanin:
[0030] (1) Preparation of Ligusticum chuanxiong extract: dry the Chinese medicine Ligusticum chuanxiong to constant weight, crush it through a 60-mesh sieve, add it into an ethanol solvent with a volume fraction of 50% according to the ratio of solid to liquid in g:mL as 1:5, and heat and reflux to extract 2 time, each 2h, combined filtrate, rotary evaporation to remove solvent, and freeze-drying to obtain the Rhizoma Chuanxiong extract;
[0031] Preparation of peony extract: dry peony to constant weight, crush through a 60-mesh sieve, add it into ethanol solvent with a volume fraction of 50% according to the ratio of solid to liquid (g:mL) as 1:15, heat and reflux for extraction twice, each time 2h, the filtrates were combined, the solvent was removed by rotary evaporation, and freeze-dried to obtain the peony extract;
[0032] Preparation of vine tea extract: dry vine...
Embodiment 2
[0047] This example provides a composition and preparation method for multi-target inhibition of melanin:
[0048] (1) Preparation of Ligusticum chuanxiong extract: dry the Chinese medicine Ligusticum chuanxiong to constant weight, pulverize through a 60 mesh sieve, add it into an ethanol solvent with a volume fraction of 50% according to the ratio of material to liquid in g:mL as 1:15, and heat and reflux to extract 2 time, each 2h, combined filtrate, rotary evaporation to remove solvent, and freeze-drying to obtain the Rhizoma Chuanxiong extract;
[0049] Preparation of peony extract: dry peony to constant weight, crush through an 80-mesh sieve, add it into ethanol solvent with a volume fraction of 50% according to the ratio of solid to liquid (g:mL) as 1:15, heat and reflux for extraction twice, each time 2h, the filtrates were combined, the solvent was removed by rotary evaporation, and freeze-dried to obtain the peony extract;
[0050] Preparation of vine tea extract: dr...
Embodiment 3
[0065] This example provides a composition and preparation method for multi-target inhibition of melanin:
[0066] (1) Preparation of Ligusticum chuanxiong extract: dry the Chinese medicine Ligusticum chuanxiong to constant weight, crush it through an 80 mesh sieve, add it into an ethanol solvent with a volume fraction of 50% according to the ratio of solid to liquid in g:mL as 1:20, and heat and reflux to extract 2 time, each 2h, combined filtrate, rotary evaporation to remove solvent, and freeze-drying to obtain the Rhizoma Chuanxiong extract;
[0067] Preparation of peony extract: dry peony to constant weight, crush through an 80-mesh sieve, add it into ethanol solvent with a volume fraction of 50% according to the ratio of solid to liquid (g:mL) as 1:15, heat and reflux for extraction twice, each time 2h, the filtrates were combined, the solvent was removed by rotary evaporation, and freeze-dried to obtain the peony extract;
[0068] Preparation of vine tea extract: dry v...
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Description
Claims
Application Information
- IPC
- A61K8/9789; A61Q19/02
- CPC
- A61K2800/5922; A61Q19/02; A61K8/9789
- Inventors
- 孙培冬; 王勇恒