51results about How to "Inhibit tyrosinase" patented technology

The invention discloses a fruity probiotic yogurt slice containing antifreeze sericin peptide. The raw materials for preparing the fruity probiotic yogurt slice comprise 10-14 parts of skimmed milk powder, 2-5 parts of sucrose, 1-3 parts of sericin peptide, 1-4 parts of fruit material, 0.1-0.6 part of lyophilized active probiotics and 0.1-0.4 part of magnesium stearate. The invention further discloses a method for preparing the product which is the fruity probiotic yogurt slice. The method mainly comprises the following steps of: preparing a skimmed-milk food-grade culture medium, fermenting the probiotics, adding the antifreeze sericin peptide, freezing and drying fermented milk in vacuum, and pressing powder into slices. As the fruity probiotic yogurt slice contains the antifreeze sericin peptide and the lyophilized fruit powder which is rich in the vitamin B group, the number of the probiotics in the fruity probiotic yogurt slice can be increased, the retention time of the activity of the probiotics can be prolonged, and the taste, flavor and nutritional and healthcare values of the fruity probiotic yogurt slice can be improved. The fruity probiotic yogurt slice can serve as a functional food for supplementing the vitamin B group, improving the immunity and promoting the intestinal health.

The invention discloses a fruity probiotic yogurt slice containing antifreeze sericin peptide. The raw materials for preparing the fruity probiotic yogurt slice comprise 10-14 parts of skimmed milk powder, 2-5 parts of sucrose, 1-3 parts of sericin peptide, 1-4 parts of fruit material, 0.1-0.6 part of lyophilized active probiotics and 0.1-0.4 part of magnesium stearate. The invention further discloses a method for preparing the product which is the fruity probiotic yogurt slice. The method mainly comprises the following steps of: preparing a skimmed-milk food-grade culture medium, fermenting the probiotics, adding the antifreeze sericin peptide, freezing and drying fermented milk in vacuum, and pressing powder into slices. As the fruity probiotic yogurt slice contains the antifreeze sericin peptide and the lyophilized fruit powder which is rich in the vitamin B group, the number of the probiotics in the fruity probiotic yogurt slice can be increased, the retention time of the activity of the probiotics can be prolonged, and the taste, flavor and nutritional and healthcare values of the fruity probiotic yogurt slice can be improved. The fruity probiotic yogurt slice can serve as a functional food for supplementing the vitamin B group, improving the immunity and promoting the intestinal health.

The invention provides a full-function facial mask. The facial mask comprises the following components in percentage by mass: 0.01-2 percent of hyaluronic acid, 0.01-1 percent of reduced glutathione, 0.01-2 percent of L-vitamin C, 0.01-2 percent of tranexamic acid, 0.01-2 percent of liquiritigenin, 0.01-5 percent of vitamin E, 0.01-1 percent of EGF lyophilized powder, 0.01-2 percent of active peptide, 0.01-3 percent of SOD, 0.01-2 percent of arbutin, 0.1-2 percent of allantoin, 0.5-5 percent of glycerinum, 0.5-5 percent of propylene glycol and the balance of water, wherein the effective components are independently embedded with liposome or coated with nano-microcapsules before being mixed. The activated effective components of the facial mask are independently coated or embedded with transporters, and are delivered to the corium layer or the superficial corium layer by virtue of transportation of the transporters to achieve the effects of quadruple whitening, triple repairing and double moistening.

The invention discloses an active polypeptide and tyrosinase inhibitor composition for whitening and freckle removal. The composition comprises polypeptides with a melanogenesis inhibition function and / or polypeptides with a glycosylation resistance function, and other components with a tyrosinase activity inhibition function. The composition is capable of inhibiting melanogenesis, resisting glycosylation, eliminating saccharified dark yellow proteins and eliminating in-vivo free radicals, so as to achieve the aims of improving the skin types, whitening and removing freckles.

The invention discloses a traditional Chinese medicine composition with an anti-aging function and application of the same in an anti-aging cosmetic. The traditional Chinese medicine composition is prepared through complex formulation of a wolfberry extract, an Arabian jasmine flower extract, a lotus plumule extract, a fleece-flower root extract, a Sichuan lovage rhizome extract, a weeping forsythia capsule extract and a pipewort flower extract. The traditional Chinese medicine provided by the invention can be used in an anti-aging and whitening formula and has the functions of inhibiting activity of tyrosinase, removing free radicals and whitening the skin.

The invention provides a whitening composition, a preparation method thereof, a whitening essence containing the whitening composition and a preparation method of the whitening essence. The whiteningcomposition mainly contains six core components and auxiliary whitening components, wherein the six core components are as follows: a butterflybush flower extract, a sealwort extract, a biond magnoliaflower extract, a moutan bark extract, phloretin and 4-n-butyl resorcinol; and the auxiliary whitening components are as follows: nicotinamide, a vitamin C derivative, vitamin E and the like. The whitening essence contains the following components in percentage by weight: 2%-20% of the whitening composition, 5%-20% of a humectant, 1%-5% of a skin conditioner, 0.1%-5% of a solubilizer, 0.1%-1% ofa thickening agent, 0.02%-2% of a preservative and the balance of deionized water. The invention further provides the preparation method of the whitening composition and the preparation method of thewhitening essence containing the whitening composition. Experiments prove that an optimized formula of the whitening essence has very strong tyrosinase inhibitory activity and DPPH free radical scavenging activity, has very strong whitening and repairing functions in an ultraviolet radiation model of a guinea pig and has the effect remarkably better than that of a positive control drug.

The present invention provides a composition with aging-delaying and skin-whitening effects. The composition is obtained by two-way fermentation of lucid ganoderma and radix polygonati officinalis powder, an addition of the radix polygonati officinalis powder can significantly improve yield of lucid ganoderma mycelia, the composition has significant effects on clearing DPPH, inhibiting tyrosinaseand increasing type I collagen and polysaccharide content, and besides, after the two-way fermentation, the product effectively reduces harmful substances in traditional Chinese medicines and effectively improves cell survival rate, fully demonstrating that the obtained lucid ganoderma and radix polygonati officinalis powder by the two-way fermentation has remarkable curative effects of delaying aging and whitening skin, and can be used as a functional substance for preparing related cosmetic raw materials.

The invention discloses a Chinese herbal medicine composition with a skin whitening effect. The Chinese herbal medicine composition is prepared from the following components in parts by weight: 8-40 parts of bletilla striata, 8-40 parts of rhizome of chuanxiong, 8-40 parts of radix puerariae, 8-40 parts of green tea and 5-20 parts of rhizome nardostachyos. The invention also discloses a preparation method of the Chinese herbal medicine composition with the skin whitening effect and an application of the Chinese herbal medicine composition with the skin whitening effect to cosmetics. The Chinese herbal medicine composition with the skin whitening effect has the beneficial effects that the Chinese herbal medicine composition capable of mainly inhibiting the synthesis of melanin and expression of relevant mRNA, synergically promoting metabolization of skin and promoting blood circulation can be used for effectively preventing and reducing the synthesis of skin melanin; the Chinese herbal medicine composition is a pure Chinese herbal extract so as to be safe in use, conform to the hygienic code of cosmetics and be used in a skin whitening cosmetic formula such as skin whitening and moisturizing lotions and skin whitening cleaning milk; researches on the three mechanisms including biological chemistry, cell biology and molecule biology prove that the Chinese herbal medicine composition with the skin whitening effect has the multilevel skin whitening effect through remarkably inhibiting tyrosinase, inhibiting melanin and inhibiting the gene synthesis of melanin correlated factor mRNA.

The invention discloses whitening and freckle removing cream and a preparation method thereof. The whitening and freckle removing cream comprises diphenyl ketone-3, ethyl hexyl methoxycinnamate, niacinamide, a radix sophorae flavescentis extract, 4-butylresorcinol, VC ethyl ether, tranexamic acid and other raw materials. The whitening and freckle removing cream can inhibit tyrosinase, remove chloasma, resist free radicals, brighten skin color, be used safely without stimulation and is suitable for popularization and application.

The invention discloses a preparation method of azelaic acid supermolecules, which is characterized by comprising the following steps: mixing polyethylene glycol and propylene glycol to obtain a mixedsolvent; weighing and dissolving azelaic acid in the mixed solvent to form an azelaic acid solution; putting deionized water into a reaction container; heating to 95-100 DEG C, stirring at the rotating speed of 400 to 700r / min; dropwise adding the azelaic acid solution into deionized water at the speed of 0.5 to 1mL / min, controlling the dropwise adding temperature of the azelaic acid solution tobe 48 to 60 DEG C, and continuously stirring for 1.5 to 2.5 hours at the rotating speed of 400 to 700r / min after dropwise adding is finished, so as to obtain the azelaic acid supramolecule. The azelaic acid supermolecules are high in stability and good in solubility, can effectively solve the problems of poor stability and poor solubility of azelaic acid, are beneficial to storage, and can fully utilize azelaic acid resources to play a greater role in skin care and beauty.

The invention provides a full-function facial mask. The facial mask comprises the following components in percentage by mass: 0.01-2 percent of hyaluronic acid, 0.01-1 percent of reduced glutathione, 0.01-2 percent of L-vitamin C, 0.01-2 percent of tranexamic acid, 0.01-2 percent of liquiritigenin, 0.01-5 percent of vitamin E, 0.01-1 percent of EGF lyophilized powder, 0.01-2 percent of active peptide, 0.01-3 percent of SOD, 0.01-2 percent of arbutin, 0.1-2 percent of allantoin, 0.5-5 percent of glycerinum, 0.5-5 percent of propylene glycol and the balance of water, wherein the effective components are independently embedded with liposome or coated with nano-microcapsules before being mixed. The activated effective components of the facial mask are independently coated or embedded with transporters, and are delivered to the corium layer or the superficial corium layer by virtue of transportation of the transporters to achieve the effects of quadruple whitening, triple repairing and double moistening.

The invention discloses a chaenomeles speciosa (Chaenomeles speciosa (Sweet) Nakai) plant extract, a cosmetic additive with effects of whitening skin, moisturizing and achieving antioxidant activity, as well as a combined application thereof in cosmetics. The chaenomeles speciosa extract refers to an ethanol extract of chaenomeles speciosa seeds, and the extract has good capability of scavenging radicals DPPH and is a good natural antioxidant. In the human skin protection aspect, the chaenomeles speciosa extract has excellent skin cosmetic application potentials with the effects of removing wrinkles, whitening and protecting sun. The traditional minority medicinal plant in China, namely the chaenomeles speciosa, is effectively utilized, and the chaenomeles speciosa extracts with extremely high skin cosmetic activity are obtained. The extracts can be used for manufacturing good antioxidants, has excellent effects of removing wrinkles, whitening and protecting sun and are good natural plant cosmetic raw materials.

The invention discloses natural skin activating essence and a preparation method thereof. The natural skin activating essence is characterized by being prepared from the following raw materials in parts by weight: a component A: 10 to 15 parts of a seaweed extracting solution, 2 to 3 parts of allantoin, 6 to 8 parts of glycerinum, 1.2 to 1.5 parts of xanthan gum and 50 parts of deionized water; a component B: 8 to 10 parts of a Nuphar pumilum (Hoffm.) DC. extracting solution, 2 to 3 parts of glyceryl stearate, 1.2 to 1.4 parts of methylparaben, 0.6 to 0.8 part of carbomer 941, 2 to 4 parts of polydimethylsiloxane, 0.5 to 0.7 part of panthenol, 0.08 to 0.1 part of essential oil and 0.06 to 0.08 part of ethylene diamine tetraacetic acid; and a component C: 8 to 10 parts of a water nymph extracting solution, 3 to 5 parts of hyaluronic acid, 1 to 2 parts of squalane, 0.5 to 0.7 part of nicotinamide and 0.1 to 0.3 part of a preservative. Active components in a water-based plant have the effects of delaying senescence and maintaining moisture; the seaweed extracting solution can suppress peroxidation of skin lipid and delay skin senescence; the Nuphar pumilum (Hoffm.) DC. extracting solution has a good effect of suppressing tyrosinase and can inhibit formation of melanin; and the water nymph extracting solution and the nicotinamide work cooperatively and have a deep water locking effect and a good moisture maintaining effect.

The invention relates to a freckle-removing whitening cosmetic and a preparation method thereof. The freckle-removing whitening cosmetic comprises the following raw materials in parts by weight: 1-3 parts of hydroxyethyl acrylate-sodium acryloyldimethyl taurate copolymer, 5-20 parts of moisturizer, 5-15 parts of licorice extract, 4-7 parts of hydrogenated polyisobutene, 1-2 parts of sodium azone phosphate, 0.5-1.5 parts of cetearyl alcohol, 3-8 parts of kojic acid and kojic acid palmitate glyceryl cocoate and the balance of deionized water. The preparation method comprises the following steps: heating the deionized water and the moisturizer; and adding the hydroxyethyl acrylate-sodium acryloyldimethyl taurate copolymer, the hydrogenated polyisobutene and cetearyl alcohol and the licorice extract. In the freckle-removing whitening cosmetic and the preparation method thereof provided by the invention, the tyrosinase and the generation of melanin can be effectively inhibited to prevent new pigmentation, the non-uniform distribution and accumulation of melanocytes on the skin surface are reduced, and the aims of freckle removal and whitening are achieved while guaranteeing safety and avoiding toxic and side effects.

The invention belongs to the technical field of natural preservatives and particularly relates to a novel plant preparation with preservative effect as well as a preparation method and an applicationof the novel plant preparation. The plant preparation is prepared from raw materials in percentage by weight as follows: 30%-40% of cortex moutan extract, 30%-40% of white willow bark extract and 20%-30% of grapefruit extract. The novel plant preparation with the preservative effect has effects of bacteria resistance, inflammation diminishing and the like; after addition of the new plant preparation with the preservative effect, the shelf life of a skin care product can be prolonged, bacteria breeding is effectively inhibited, a preservative function is achieved, the moisturizing effect of theskin care product can be significant, and the skin care product is truly pure, natural, additive-free, green, safe and non-irritating to skin and is free of side and toxic effects.

The invention belongs to the field of cosmetics and specifically relates to plant extract composition with a skin whitening effect, a preparation method and application. The plant extract compositionis prepared from extracts of plants of radix sophorae flavescentis, bamboo leaf, pyracantha fortuneana fruit and fructus lycii. The plant extract composition can be applied to skin care and especiallycan be applied to skin whitening cosmetics. According to contents of all plant extracts, the content of the radix sophorae flavescentis is 1 to 34%, the content of the bamboo leaf is 1 to 34%, the content of the pyracantha fortuneana fruit is 1 to 34%, and the content of the fructus lycii is 1 to 34%. The composition compounded from the plant extracts can reduce skin melanin from varieties of ways and further has varieties of functions on the skin, so that the composition can play a skin whitening effect more effectively.

The invention discloses whitening cream with the self-protection function and a preparation method thereof. The whitening cream comprises the following components in percentage by weight of 0.5-1% of bismuth subcarbonate, 0.5-1% of bismuth oxide, 1.5-2% of alpha-arbutin, 1-1.5% of nicotinamide, 2-2.8% of tranexamic acid, 1-5% of N-acetylglucose, 1.6-2.5% of beewax, 1.3-1.8% of a thickening agent, 7-15% of polyhydric alcohol, 0.2-0.5% of an antibacterial agent, 0.1-0.15% of essence, 0.2-0.5% of tocopheryl acetate, 2-2.7% of an emulsifier, grease, 2-3% of polydimethylsiloxane, 4-6% of cyclopentasiloxane, 0.03-0.08% of sodium hyaluronate, 0.7-1% of magnesium sulfate, 0.8-1.3% of wool fat, 0.3-0.7% of disteardimonium hectorite, 0.5-1% of ethanol, 3-4% of isononyl isononanoate, and the balance of deionized water. The bismuth subcarbonate and the bismuth oxide used in the invention can resist visible light with different wavelengths, have a good protection effect on the whitening raw material, and can effectively form a film on the skin surface to effectively resist blue light radiation caused by electronic products and the like to the skin.

The invention relates to the technical field of cosmetics, in particular to a composition having whitening efficacy and a preparation method and application of the composition. Based on dry weight ofmedicinal materials, the composition having whitening efficacy is prepared from the following raw materials in parts by weight of 1-20 parts of herba cistanches, 1-20 parts of poria cocos, 1-20 partsof radix astragali, 1-20 parts of radix angelica sinensis and 1-20 parts of ligusticum wallichii. The composition is in synergism of four components of a herba cistanch extract, a poria cocos extract,a radix astragali extract, a radix angelica sinensis extract and a ligusticum wallichii extract, and is united in synergistic effects, so that the superactive whitening effects of whitening skin andmuscle, reducing face stains and the like can be achieved. The preparation technology is mild in condition, high in extraction rate, free from special requirements on equipment, and low in preparationcost, and large-scale industrial production is facilitated.

The invention provides a cosmetic containing custard apple multiple fermentation liquor and a preparation method thereof, and belongs to the technical field of cosmetics. Aiming at component analysis and fermentation process exploration of annona squamosa fruit fermentation liquor, fermentation liquor of different stages is obtained one by one through batch fermentation, the fermentation synergistic effect of fermentation strains is explored to improve the effect of the fermentation liquor, the annona squamosa fruit multiple fermentation filtrate is obtained, and the fermentation liquor belongs to natural plants, is rich in nutrition, is not prone to allergy, is safe and reliable, has a good moisturizing effect, and can effectively scavenge free radicals, inhibit tyrosinase and reduce melanin, so as to achieve the whitening purpose. Bacterial strains used in the fermentation process are reliable in source, easy to obtain, free of pathogenic bacteria and mostly human intestinal probiotics, the preparation method is simple, organic reagent residues are avoided, and the fermentation liquor has the effects of being easy to be absorbed, moisturizing, whitening and improving the skin condition, can serve as an effective raw material additive to be applied to the cosmetic, is wide in application and has great market value.

The invention discloses a traditional Chinese medicine extract with herbs of red tassel flowers and application of the traditional Chinese medicine extract in preparing a skincare product. The addition amount of the traditional Chinese medicine extract with herbs of red tassel flowers in a skincare product is 0.5-10.0%, and the traditional Chinese medicine extract is made of the following raw material medicines in parts by weight: 20-60 parts of herbs of red tassel flowers, 10-20 parts of folium artemisiae argyi, 10-20 parts of rhizoma bletillae, 10-20 parts of astragalus roots and 10-20 partsof radix salviae miltiorrhizae. An extraction method of the traditional Chinese medicine extract with herbs of red tassel flowers comprises a supercritical CO2 extraction method and an ultrasonic extraction method, and the extract can be powder or an extraction liquid. The traditional Chinese medicine extract with herbs of red tassel flowers is added into the skincare product, on the basis of traditional Chinese medicine theories of China, herbs of red tassel flowers, folium artemisiae argyi, rhizoma bletillae, astragalus roots and radix salviae miltiorrhizae are effectively combined, traditional Chinese herbal medicine extracts are used as additives of beautifying skincare cosmetics, and the traditional Chinese medicine extract has the characteristics of being good in relieving effect, stable and long-lasting in medicine effect, mild in skin actions, small in irritation, high in security, remarkable in treatment effect, capable of treating both symptoms and root causes, and the like.

The invention relates to the field of skin health product processing, and in particular relates to a skin health product and a preparation method thereof. The skin health product comprises the following raw materials in parts by mass: 70-80 parts of solanesol of which the purity mass percentage is greater than 90%, 0.5-3 parts of tea leaf general flavones of which the purity mass percentage is greater than 90%, 0.5-3 parts of vitamin and 15-20 parts of beewax and / or glycerinum. Compared with a skin health product of the prior art, the skin health product provided by the invention has the function of inhibiting skin aging and senile plaque; just like chocolate in physical property, the skin health product can be molten at the body temperature, is remarkable in bioactivity in absorbing ultraviolet light, scavenging free radicals, inhibiting tyrosinase and inhibiting DNA damage, is very remarkable in effect in preventing aging, fading freckle and chloasma, removing senile plaque, moistening, blocking sun and softening cutin, and further has the effects of bacteriostasis and mosquito biting prevention.

The invention discloses a collagen peptide mask liquid. The collagen peptide mask liquid is characterized by comprising the following components in parts by weight of 3-6 parts of water-soluble collagen peptide, 2-5 parts of soybean oligopeptide, 1-2 parts of wheat germ oil, 1-3 parts of plant polysaccharide, 2-4 parts of sorbaria sorbifolia extract, 1-3 parts of edelweiss extract, 1-2 parts of tomato essential oil, 0.5-1 part of sandalwood essential oil, 6-10 parts of glycerin, 1-3 parts of emulsifier, 60-80 parts of water, 0.5 to 1.5 parts of plant water molecular water-locking stock solution, 1 to 3 parts of green tea extract, 0.2 to 0.6 part of N-(3-triethoxysilylpropyl) glucosamide and 2 to 3 parts of tea polyphenol chitosan nanoparticles. The invention also discloses a preparation method of the collagen peptide mask liquid. The collagen peptide mask liquid disclosed by the invention is good in whitening and skin care performance, good in damaged cell repairing effect, remarkablein cleaning, moisturizing, freckle removing and anti-aging effects, good in skin compatibility and free of toxic and side effects.

The invention relates to a novel probiotics freeze drying protective agent sericin peptide and an application. The sericin peptide is a product obtained by sericin through enzyme hydrolysis preparation, the relative molecular weight enables wide distribution in 10000Da-300Da scope, an ingredient with superior activity is mainly distributed below 3000Da, the amino acid composition characteristic is characterized in that the content of amino acid with hydroxy such as serine and threonine can reach as high as 39%. The sericin peptide for freeze drying or freeze preservation of Bifidobacterium bifidum and Lactobacillus bulgaricus has high freeze-drying or refrigeration protection rate, and has stable protection effect. The application has the advantages that the sericin peptide is taken as a freeze drying or freeze preservation protective agent of the probiotics, the application of sericin peptide taken as the natural freeze drying protective agent with nutrition and health care functions can be widen.

The invention discloses a cosmetic ingredient with cuphea hossipifolia kunth extractives as raw materials for skin whitening, moisturizing and antioxidant activity and combination application in cosmetics. The cuphea hossipifolia kunth extractives are produced by drying cuphea hossipifolia kunth in the sun, smashing the cuphea hossipifolia kunth, soaking three times to four times at the room temperature, filtering, decompressing with ethnol liquid, concentrating into extract, adding defined amount of water, and extracting sequentially with petroleum ether and ethyl acetate to respectively obtain petroleum ether and ethyl acetate. A water layer flows through a D101 large hole resin column which is eluted by 25% methanol-water, 50% methanol-water, 75% methanol-water and methanol to obtain different distilling sections, the ethyl acetate is subjected with silica column chromatography to be eluted successively with petroleum ether, 25% acetone-petroleum ether, 50% acetone-petroleum ether, 75% acetone-petroleum ether, acetone and methanol to achieve different distilling sections, or ethanol of different concentration is used for extracting to obtain different extracts.

The invention discloses an eye cream preparation method of an autologous adipose-derived stem cell cytokine extracting solution. The facial cream comprises the following raw materials in parts by weight: 1-3 parts of an autologous adipose-derived stem cell cytokine extracting solution, 5-8 parts of whitening gel, 5-10 parts of glycerol, 0.2-0.5 part of aminomethyl propanol, 1-2 parts of octadecanol, 0.5-1 part of acetylated hexapeptide, 50-80 parts of deionized water, 1-5 parts of squalane, 10-15 parts of olive oil, 3-5 parts of cetyl alcohol, 1-1.5 parts of sodium sarcosine, 0.5-1 part of isostearyl alcohol. 0.05-0.2 part of sodium hyaluronate, and 0.5-1 part of sorbitan monooleate. Agarose is subjected to enzymolysis, an agaro-oligosaccharide solution is obtained, the mixed extraction paste and carbomer are mixed, the whitening gel is prepared, the whitening gel can inhibit tyrosinase and eliminate oxygen free radicals to inhibit melanin generation, and then the whitening effect is achieved.

The invention discloses moisturizing and repairing facial mask fluid and a preparation method therefor. The invention aims at providing the absorption-facilitated facial mask fluid with excellent moisturizing and repairing effects and the preparation method therefor. The facial mask fluid comprises the following ingredients in percentage by weight: 0.5%-5.0% of hydrolecithin, 0.05%-3.0% of water-soluble fullerene stock solution, 2%-8.0% of tremella polysaccharides, 1%-3.0% of emollient, 0.05%-0.3% of phytosphingosine, 0.05%-0.3% of sodium myristoyl glutamate, 0.05%-0.5% of squalane, 0.1%-0.3% of C12-20 alkyl glucoside, 0.02%-0.1% of polydimethylsiloxane-crosslinked polymer, 0.02%-0.5% of dipotassium glycyrrhetate, 0.5%-3.0% of moisturizing composition, 0.5%-2.0% of repair composition, 0.5%-1.0% of aromatizer, 1%-2.0% of preservative and the balance of deionized water. The invention belongs to the technical field of cosmetics.

The invention discloses Pinus armandii Franch rosin extract, a cosmetic additive adopting the same for realizing skin whitening, moisturizing and antioxidant activity and an application of the Pinus armandii Franch rosin extract in cosmetics. The extract is ethanol extract of Pinus armandii Franch rosin, has good moistening and moisture preserving functions as well as a skin metabolism improvement function and a skin barrier function and can be taken as a collagen secretion promoting activator for skin cosmetics. The Pinus armandii Franch rosin extract breaks through limitation of a traditional utilization mode of Pinus armandii Franch rosin and is a good raw material for herbal cosmetics.

The invention discloses a skin care product with an effect of removing stretch marks and a preparation method thereof. The skin care product consists of nidus vespae, fructus forsythiae, red flower, peach blossom, ginseng, gastrodia elata, dragon bone, red halloysite, witch hazel, coptis chinensis, codonopsis pilosula, bletilla striata, snail meat, a recombinant human epidermal growth factor, a recombinant human basic fibroblast growth factor, vitamin C, hyaluronic acid, sweet almond oil, rosehip seed oil, 1,3-butanediol, allantoin and auxiliary materials. The skin care product is a comprehensive and complete system and infiltrates into skin tissues through the synergistic effect between the traditional Chinese medicine and multiple nutrients, so that the fibroblast genes are activated, the cell viability is enhanced, and cell proliferation is promoted. Moreover, repair and synthesis of collagens and elastins are promoted, the skin resilience and elasticity are improved, and the skin care product has the effects of diminishing inflammation, relieving itching and reducing pigments, so that the aim of removing the stretch marks is achieved.