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Method for preparing active extract of Juniperus sibirica and whitening and anti-ageing active cosmetic

A technology for extracts and cosmetics, which is applied in the field of cosmetics with whitening and anti-aging activities, can solve the problems that the anti-oxidative properties and anti-aging activities of polyphenols and flavonoids have not been reported, and achieve stable activity, cost saving, and elimination of hidden dangers. Effect

Inactive Publication Date: 2011-04-06
苏州珈侬商贸有限公司 +1
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Problems solved by technology

However, studies on the antioxidant properties, moisturizing properties, inhibition of tyrosi

Method used

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  • Method for preparing active extract of Juniperus sibirica and whitening and anti-ageing active cosmetic
  • Method for preparing active extract of Juniperus sibirica and whitening and anti-ageing active cosmetic
  • Method for preparing active extract of Juniperus sibirica and whitening and anti-ageing active cosmetic

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Embodiment Construction

[0021] The invention applies the protection mechanism of natural plants in extreme environments to skin care, and prepares cosmetics with whitening and anti-aging effects. The cosmetics use Siberian juniper as the main raw material, and extract natural active ingredients with moderate polarity from them, which have anti-free radical , anti-oxidation and whitening functions.

[0022] The present invention extracts the method for fat-soluble active ingredient from Siberia juniper, comprises the following steps:

[0023] Step 1, the dried Siberia juniper flowers and leaves are pulverized into powder;

[0024] Step 2, select ethanol as extractant, mix Siberia juniper powder and ethanol solution in the round bottom flask according to the following mass volume ratio, use 10ml~35ml ethanol solution for every 1g Siberia juniper powder; the mass concentration of ethanol in ethanol solution Between 45% and 55%, then heating and soaking at 25°C to 40°C for 2h to 2.5h and extracting twic...

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Abstract

The invention relates to a method for preparing an active extract of Juniperus sibirica and a whitening and anti-ageing active cosmetic. The Juniperus sibirica is dried, crushed, extracted, decolored, separated and purified, concentrated and the like, the medium polar active extract is prepared, and the extract is added into a cosmetic to prepare the whitening and anti-ageing active cosmetic. The active ingredient is the medium polar active ingredient prepared by performing activity screening such as tyrosinase inhibition, antioxidation and free radical removal on the extract of the Juniperus sibirica, and has special effects of whitening, locking moisture and resisting ageing, and certain antibacterial effect. The raw material is a natural organism and renewable resource; the preparation process is green and safe and has simple and unique steps; and the extract has high stability and durable effect, and can be directly added into the cosmetic in any stage without solvent residue and microbial contamination.

Description

technical field [0001] The present invention relates to the preparation method of the active extract of Juniper siberia and cosmetics with whitening and anti-aging functions, in particular to a preparation method for extracting fat-soluble, medium-polarity active ingredients from Juniper siberia, and using the extract to prepare Cosmetics with whitening and anti-aging activities. Background technique [0002] Siberian Juniper (Juniperus sibirica) is a plant of the genus Juniperaceae, an evergreen creeping shrub or tree. Alias ​​Shan Juniper (Northern Research Series), Dwarf Juniper (Chinese Gymnosperms), Siberian Juniper (Northeast China Gymnosperm Research Data), distributed in the Greater Khingan Mountains, Jilin (Changbai Mountains), Xinjiang (Altai Mountains), and Tibet. North Korea, Russian Siberia, Central Asian countries, Japan, Afghanistan and the Himalayas are also distributed. It grows in areas with an altitude of 1,400 meters to 4,200 meters. Spruce forest edge....

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Application Information

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IPC IPC(8): A61K8/97A61Q19/02A61Q19/08A61Q19/10
Inventor 姚志蕊张婷婷赵毅马立伟陈婷婷肖韦许至安
Owner 苏州珈侬商贸有限公司
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