321 results about "Vitamin E Acetate" patented technology

The invention discloses a natural plant sun-screening agent as well as a preparation method and application of the natural plant sun-screening agent. The natural plant sun-screening agent comprises mulberrin, isononyl isononanoate and vitamin E acetate, wherein the weight ratio of mulberrin to isononyl isononanoate to vitamin E acetate is 1:1:1-1:3:3. According to the natural plant sun-screening agent, the mulberrin, the isononyl isononanoate and the vitamin E acetate are compounded to form a stable mulberrin-containing sun-screening agent. The natural plant sun-screening agent and the traditional organic sun-screening agent and an inorganic sun-screening agent have a synergistic interaction function, and therefore, a sun care preparation added with the sun-screening agent is mild in skin and high in safety, and is greatly improved in SPF (Sun Protection Factor) value. The preparation method of the sun-screening agent is simple in process and low in production cost.

The composite amino acid and vitamin capsule preparation includes coated amino acid granules and coated vitamin granules in the weight ratio of 1 to 0.68. The coated amino acid granules include isoleucine, leucine, lysine hydrochloride, phenylalanine, methionine, threonine, tryptophan, valine and arginine hydrochloride; and the coated vitamin granules include vitamin B1 nitrate, vitamin B2, vitamin B6, vitamin E acetate, and nicotinamide. The present invention also provides the preparation process of the composite amino acid and vitamin capsule preparation.

The invention relates to a local anesthetic sustained-release preparation with phospholipid-mixed solvent-oil as a carrier, and a preparation method thereof. The sustained-release preparation is prepared from local anesthetic as an active ingredient and a mixture of phospholipid-mixed solvent-oil as a sustained-release drug delivery system, and selectively is prepared from an antioxidant, whereinthe local anesthetic is selected from one of bupivacaine or ropivacaine free base or a mixture thereof; the mixed solvent is a mixture of benzyl benzoate and one or two of benzyl alcohol, ethanol; theantioxidant is vitamin E acetate, lipoic acid and the like; in the phospholipid-mixed solvent-oil mixture, the content of phospholipid does not exceed 50%, the content of benzyl benzoate does not exceed 10%, and the rest is oil.

New liquid compositions are described for the relief of the xerostomia and the treatment of associated disorders, in which the compositions contain: a) saline saliva substitute agents selected from the group consisting of sodium chloride, potassium chloride, sodium bicarbonate, monobasic potassium phosphate, and dibasic phosphate potassium; b) saliva production stimulation agents selected from the group consisting of citric acid or its alkali metal salts and malic acid or its alkali metal salts; c) oral antiseptics selected from the group consisting of triclosan, chlorhexidine and its salts, benzalkonium and its salts, and cetylpyridinium chloride; d) anticariogenic agents selected from the group consisting of fluoride sodium, sodium monofluorophosphate, and xylitol; and e) oral mucosa protective agents selected from the group consisting of vitamin E acetate, panthenol, dipotassium glycyrrhizinate and extracts of aloe vera. The aforementioned compositions are presented in the form of mouthwashes, sprays, oral gels, and toothpastes.

The invention relates to a waterproof liquid bandage for wound surface protection and a preparation method thereof. The waterproof liquid bandage comprises the following components in the terms of 100g of liquid bandage: 60g-90g of absolute ethyl alcohol, 1g-10g of ethyl acetate, 5g-15g of nitrated cellulose, 0.5g-2g of tributyl acetocitrate, 1g-5g of isopropyl palmitate and 0.1g-2g of vitamin E acetate. The waterproof liquid bandage for wound surface protection is a novel liquid bandage with dual functions of physical containment and wound healing enhancement, is safe and environment-friendly, is high in film-forming speed, simple and convenient to use and good in comfort and is mainly used for prevention of superficial skin wound surfaces such as scratching and incised wound and the like.

The invention discloses a leucoderma covering agent. The leucoderma covering agent is a covering liquid or covering cream, wherein the covering liquid mainly comprises 1,2-propyleneglycol, jojoba oil, a preservative, a surfactant, vitamin E acetate, 1,3-dihydroxyacetone, an edible pigment and deionized water; and the covering cream mainly comprises magnesium aluminum silicate, 1,2-propyleneglycol, methyl parahydroxybenzoats, propyl p-hydroxybenzoate, imidazolidinyl urea, talcpowder, titanium dioxide, iron oxide, jojoba oil, vegetable fat, vitamin E acetate, stearyl alcohol, stearic acid, decapolyglycerol monooleate, diolein, triethanolamine and deionized water. The covering liquid has waterproof, sweatproof and wear-resistant effects, and is durable; the covering cream is quick in coloration and natural in color formation, and is convenient to use; and the covering liquid and the covering cream are combined to provide comprehensive covering for leucoderma patients.

The invention relates to natural floride-free edible transparent health-care toothpaste for children, and belongs to the technical field of daily necessities. The natural floride-free edible transparent health-care toothpaste for the children is prepared from an adhesive, a foaming agent, a humectant, a sweetener, an abradant, perfume, deionized water, a preservative, pearl powder, milk calcium, vitamin E acetate, calcium gluconate and zinc gluconate and by a conventional method. Through the common action of the vitamin E acetate, xylitol, the pearl powder, the milk calcium, the zinc gluconate and the calcium gluconate, the natural floride-free edible transparent health-care toothpaste can remove peculiar smell, bacteria and the like in oral cavities effectively, improve the antiviral capability of teeth, has the obvious prevention and treatment effects on periodontitis and gingivitis and anticariesaction, ensures abundant calcium absorption, and realizes the nutrient and health-care effect on the teeth of 6 to 12-year-old children in dental transitional periods.

Glide strips for wet shave razors in which the glide strips comprise a mixture of polyurethane and polyvinylpyrrolidone in a ratio of less than 3:1. Preferably, the ratio of PVP / PUR is in the range of 3.0-1.0:1. Most preferably, the ratio of PVP / PUR is in the range of 2.5-1.5:1. Glide strips having a ratio within this range provide the benefit of allowing an additive, such as aloe or vitamin E acetate, to be incorporated within the strip in a manner so that it will be capable of depositing the material from the strip on the user's skin during usage. This will provide the benefit to the user of applying a material directly to the skin to enhance the shaving experience. A further embodiment provides a glide strip having a PVP / PUR blend of a certain color and ratio, which ratio will allow the PVP / PUR blend to erode as the razor is used. Upon the erosion of the PVP / PUR blend, the underlying material, of a different color than the PVP / PUR, will be exposed and provide an indication to the user that the razor should be replaced.

The invention relates to the field of commodities, specifically to a moisture-retaining whitening face cream. The moisture-retaining whitening face cream comprises the following substances by weight: 5 to 8 parts of glycerin, 3 to 5 parts of aloe essence, 5 to 8 parts of green tea seed oil, 8 to 15 parts of pearl powder, 3 to 5 parts of vitamin E acetate, 2 to 5 parts of lecithin wax, 5 to 8 parts of candelilla wax, 8 to 15 parts of refined shea butter, 8 to 20 parts of refined coconut oil, 3 to 8 parts of vitamin B, 1 to 5 parts of stearoxyl trimethyl silane, 3 to 15 parts of hyaluronic acid, 5 to 15 parts of micro walnut powder, 5 to 8 parts of alga extract, 8 to 15 parts of molecular distillation monostearin, 10 to 15 parts of olive oil, 3 to 8 parts of arbutin and 3 to 8 parts of squalane. The moisture-retaining whitening face cream provided by the invention is rich in abundant vitamins, protein and collagen, can effectively retain moisture, supplement water and soften cutin, and is capable of promoting metabolism, activating skin cells, improving blood circulation and accelerating melanin decomposition and excretion, thereby reducing deposition skin pigment and whitening the skin.

Plant anti-oil anti-acne face cream is prepared from the following raw materials in parts by weight: deionized water, Alps alpine glacier water, caprylic / capric acid triglyceride, isopropyl myristate, cetearyl alcohol, hydrogenated lecithin, squalane, hamamelis virginiana, centella asiatica, monkey bread tree extract, butylene glycol, cetearyl glucoside, sodium shale oil sulfonate, glyceryl stearate, purslane extract liquid, chamomile, roe sauce extract, rose extract liquid, orchid extract liquid, brown alga cell extract, asparagopsis armata extract, collagen peptide, methyl glucose sesquistearate, polydimethylsiloxane, xanthan gum, allantoin, sodium hyaluronate, bisabolol, squalane and dunaliella salina extract, azone, vitamin E acetate, date palm extract, methylparaben, tourmaline, 2-methyl-4-isothiazoline-3-one / ethyl hexyl glycerin.

The invention relates to a natural fluorine-free edible transparent child nutrition toothpaste, belonging to the daily necessities technical field. The natural fluorine-free edible transparent child nutrition toothpaste of the invention is made by adhesive, foaming agent, moisturizer, sweetener, abradant, perfume, deionized water, preservative, hydrolyzed pearl solution, milk calcium, zinc gluconate, vitamin E acetate and vitamin D2 according to the conventional method. The vitamin E acetate, xylitol, hydrolyzed pearl solution, milk calcium, zinc gluoconate and vitamin D2 in the invention act combinedly, oral odour and bacteria can be effectively cleared away, periodontitis and gingivitis can be prevented and treated, caries preventing effect is obvious, and tooth calcification capability can be improved. Nutrition health care function on deciduous teeth of children of two to five can be realized.

The invention discloses a calcitriol solid lipidic dispersion and a preparation method thereof. Raw materials of the calcitriol solid lipidic dispersion comprise calcitriol, one or more lipidic carriers and solid carriers, wherein a mass ratio of calcitriol to the one or more lipidic carriers is 1: (90-200000); a mass ratio of the one or more lipidic carriers to the solid carriers is (1-2): 1; and the one or more lipidic carriers are selected from caprylic triglyceride, capric triglyceride, caprylic / capric triglyceride, laurin, caprylic dilaurin, capric dilaurin, vitamin E, vitamin E succinate, vitamin E polyethylene glycol succinate and vitamin E acetate. The calcitriol solid lipidic dispersion has high drug stability and can keep a constant treatment level. The preparation method does not adopt an inorganic solvent, is suitable for industrial production and is conducive to storage and taking. An experiment proves that the calcitriol solid lipidic dispersion has good stability and dispersion uniformity satisfying requirements.

The invention discloses a method for detecting multiple fat-soluble vitamins in a feed. The method comprises the steps of (1) preparing multi-vitamin standard solution which comprises at least two of vitamin A acetate, vitamin D3 and vitamin E acetate according to the detection requirements, and detecting the standard solution by adopting an HPLC-MS / MS to obtain a standard curve equation; (2) weighing a sample to a brown volumetric flask, adding an extract solution for ultrasonic extraction for 10-30 minutes, cooling to constant volume, centrifuging, filtering and processing by adopting a 0.22micron of organic phase filter membrane and carrying out analytical test on a chromatographic parameter and a mass spectrum detection parameter same as those in the step (1); and (3) calculating the content of multiple vitamins in the sample according to the detection results in the steps (1) and (2). According to the method for detecting multiple fat-soluble vitamins in the compound feed at the same time, detection and analysis of multiple different vitamins are completed in one detection and analysis process.

The invention discloses an antistress reinforcing agent for large yellow croaker. The antistress reinforcing agent is prepared by uniformly mixing vitamin A, vitamin C-2- single-polyphosphate, vitamin E acetate, astragalus extract, sodium selenite, copper methionine, zinc methionine and glucose serving as raw materials. The dosage of the antistress reinforcing agent in feed is only 0.1-0.2 %, which can remarkably improve the resistance and the environmental stress resistance of the large yellow croaker on pathogenic microorganisms, so that the survival rate of the large yellow croaker in full cycle raising can be improved, the survival rate can be improved by 10 to 16 percent, the average body weight can be improved by over 20 percent, and the raising yield is improved by over 30 percent. Therefore, the invention is the antistress reinforcing agent by which the survival rate can be improved by 10 to 16 percent, the average body weight can be improved by over 20 percent, and the large yellow croaker has high fish quality.

The invention discloses a fucoidin-containing moisturizing lotion and a preparation method thereof, which relate to the technical field of cosmetic preparation. The fucoidin-containing moisturizing lotion is prepared from the following materials in parts by weight: 0.1 to 50 percent of fucoidin, 4 to 8 percent of glycerol, 0.5 to 3 percent of sorbitol, 0.5 to 2 percent of stearate group, 0.5 to 2percent of emulsifier, 3 to 10 percent of softener, 0.5 to 3 percent of cetostearyl alcohol, 0.2 to 3 percent of thickening agent, 0.05 to 0.2 percent of vitamin E acetate, 0.5 to 5 percent of skin feeling conditioning agent, 0.01 to 0.5 percent of anti-allergic agent, 0.01 to 0.5 percent of chelating agent, 0.2 to 0.6 percent of phenoxyethanol. According to the invention, since pure vegetable fucoidin is added into the materials, the moisturizing effect of the prepared moisturizing lotion is good, and the moisturizing lotion does not irritate skin, is safer, and is a safe and highly effectivenatural plant moisturizing agent.

The invention relates to a feed additive for improving the quality of animal meat. The raw materials of the feed additive for improving the quality of animal meat are composed of radix salvia extract, pilose asiabell root extract, angelica extract, rosemary extract, schisandra extract, aloe extract, alfalfa extract, liquorice extract, vitamin E acetate and selenium yeast. The feed additive for improving the quality of animal meat is based on modern Chinese veterinarian theories, adopts a regulating scheme of integrating gene expression regulation and anti-lipid oxidation and is elaborately developed by selecting various natural plant extracts and combining functional trace elements and vitamins. Meanwhile, the safe and efficient plant feed additive for improving the quality of animal meat is relatively complex in composition and stable and comprehensive in effects.

The invention relates to a skin-care hygienic wet tissue which is mainly prepared from natural plant components, has long-acting antibacterial functions and is suitable for infants and pregnant women, relating to the field of hygienic products, mainly aiming at overcoming the defect that chemical substances are added to and used for wet tissue products in the present market, combining with the traditional essence of Chinese medicine and adding inorganic nanometer composite antibacterial components to substitute for an antiseptic used at present. The skin-care hygienic wet tissue is characterized be being prepared through the following steps of: adding 0.2% of chamomile, 0.2% of honeysuckle stems, 0.1% of folium artemisiae argyi, 0.2% of dandelions, 0.2% of flos chrysanthemi indici, 0.25% of aloe vera extracts, 0.1% of vitamin E acetates, 0.1% of jojoba oil, 0.05% of bisaboll and 0.3% of PEG-75 lanoline to RO (Reverse Osmosis) purified water according to proportions; soaking for 3 hours at the room temperature of about 25 DEG C; then stewing for 30 minutes by using boiling water at normal pressure; standing to normal temperature, and then filtering decoction dregs so as to obtain the liquid medicine for standby. After the liquid medicine is prepared, 0.2%-0.5% of nanometer titanium dioxide by weight ratio and 0.2%-0.5% of zirconium phosphate silver-loaded nanometer composites by weight ratio are added to the liquid medicine. A preparation method of the skin-care hygienic wet tissue is characterized by comprising the following steps of: soaking a plant fiber fabric or a spun-laced non-woven fabric of 45-60 grams / square meter in the liquid medicine for 1-10 minutes in a purification production space; and carrying out aseptical packaging to prepare the skin-care hygienic wet tissue.

The invention relates to chemical goods and in particular relates to a preparation method of camellia oil for beautification and skin care and a product thereof, falling into the field of cosmetics. The invention adopts the technical scheme as follows: the camellia oil for beautification and skin care contains the following ingredients according to the part by weight: 10 to 15 of a high-melting-point fat compound, 20 to 30 of camellia oil, 5 to 10 of linolenic acid and 3 to 5 of a nutrient supplement, wherein the melting point of the high-melting-point fat compound is more than or equal to 25 DEG C; the high-melting-point fat compound is selected from any one of fatty alcohol, fatty acid, fatty alcohol derivatives, fatty acid derivatives or a combination thereof; and the nutrient supplement is vitamin E acetate, seaweed extract or a combination thereof. The skin-care functions are enhanced by adding the bioactive substances to the camellia oil. The camellia oil for beautification and skin care has a strong protective effect, is easy to prepare and safe and reliable to use, is adapted to large-scale production, has a reasonable formula, and is significant in beautification and skin care.

The invention discloses a moisturizing emulsion which is prepared from the following components: seaweed extract, hyaluronic acid, allantoin, vitamin E acetate, synthetic squalane, stearin, 1,3-butanediol, amino acid moisturizing agent, xanthan gum, carbomer, cetostearyl alcohol and cetearyl glucoside, essence, preservative and water. The raw materials of the moisturizing emulsion are easy to obtain, and the cost is low; by adding herbal plant extracts, the moisturizing emulsion is fresh and natural as well as comfortable and non-irritant and is not greasy; the moisturizing performance of the emulsion is excellent; the particle size of the emulsion is about 100nm, belonging to the scope of a micro-emulsion; and the molecular size of the moisturizing emulsion is farther less than that of other emulsions, so that the absorption to nutrient substances by the skin is facilitated and the transdermal absorption effect is good.

The invention relates to a gel composition for treating acne, which comprises the following components in percentage by weight: 0.01 to 20 percent of at least of a retinoic acid active component, 0.01 to 20 percent of diphenylperoxyanhydride, 0.1 to 10 percent of at least one high polymer gel and 0.1 to 4 percent of antioxygen, wherein the antioxygen may be one or more of butylated hydroxytoluene (BHT), ethylenediaminetetraacetic acid-2 (EDTA-2), Na, butylated hydroxyanisole (BHA), vitamin E, vitamin E acetate and vitamin E nicotinate. The composite antioxygen used in the invention can effectively solve the chemical and physical stability problems of retinoic acid and diphenylperoxyanhydride composite preparation, and it is found that the antioxygen has good chemical and physical stabilizing effect on common gel systems, greatly improves the gel selection range, recues cost, simplifies operation steps and effectively controls product quality.

A biological fermentation pig forage is prepared from the following raw materials in parts by weight: 45-53 parts of corn flour, 8-10 parts of herb of common nipplewort, 3-4 parts of konjac glucomannan, 3-4 parts of glucosamine sulfate, 35-40 parts of soybean meal, 35-40 parts of barley vinasse, 17-25 parts of wheat bran, 10-13 parts of euglena, 3-4 parts of spora lygodii, 1-1.5 parts of lactobacillus fermentum, 1-1.5 parts of aspergillus niger, 1.5-2 parts of lactobacillus plantaum, 1.5-2 parts of lactobacillus johnsonii, 0.2-0.3 part of sodium selenosulfate, 3-4 parts of vitamin e acetate, and 10-12 parts of illite powder. The biological fermentation pig forage is improved in digestion rate, and is capable of increasing digestion capability of animals on the forage and improving animal growth performance, especially is capable of enhancing immunity, possesses protrude effects on reducing pig cold and mycoplasma pneumoniae of swine, and is capable of improving pork tenderness and reducing muscle shearing force.

A topical medicament for use in treating tissues comprising: an enhancer for facilitating non-invasive, transdermal delivery and / or enhancing metabolic effect of a therapeutic dosage of LEVULAN® KERASTICK™ (aminolevulinic acid HCl) into a tissue. The present invention provides a topical, transdermal medicament for use in treating tissues comprising an enhancer for facilitating non-invasive, transdermal delivery of a therapeutic dosage of comprising LEVULAN® KERASTICK™ (aminolevulinic acid HCl) into a tissue for example wherein the enhancing agent is comprising L.M.X.4®The enhancer may be selected from the group consisting of lidocaine, benzyl alcohol, carbomer 940, cholesterol, hydrogenated lecithin, polysorbate 80, propylene glycol, trolamine, vitamin E acetate and water or combinations thereof. The present invention, also, provides a pharmaceutical composition useful for treating tissues in humans and animals which comprises a therapeutically effective amount of LEVULAN® KERASTICK™ (aminolevulinic acid HCl) or pharmaceutically acceptable salt thereof in combination with a synergistically effective amount of at least one enhancer or pharmaceutically acceptable carrier wherein said enhancer is selected from the group consisting of lidocaine, benzyl alcohol, carbomer 940, cholesterol, hydrogenated lecithin, polysorbate 80, propylene glycol, trolamine, vitamin E acetate and water. The invention, also, provides a method of treating or preventing a human or animal afflicted by a diseases comprising topically administering a pharmaceutical composition which comprises of a therapeutically effective amount of aminolevulinic acid HCl in combination with an enhancer and / or a pharmaceutically acceptable carrier. The invention, also, provides a method wherein the composition further comprises a synergistically effective amount of an enhancer and / or pharmaceutically acceptable salt thereof wherein said enhancer is selected from the group consisting of lidocaine, benzyl, carbomer 940, cholesterol, hydrogenated lecithin, polysorbate 80, propylene glycol, trolamine, vitamin E acetate, water and combinations thereof.

The invention relates to a grape seed tablet and a preparation method thereof. Existing unprocessed grape seeds are bitter and unpalatable, and a simple, convenient, and portable grape seed tablet is absent. In order to solve the technical problems, the grape seed tablet provided in the invention is prepared from the following raw materials: 144-176 parts by weight of a grape seed extract, 30-36 parts by weight of vitamin C, 10-12 parts by weight of natural vitamin E acetate, 133-162 parts by weight of microcrystalline cellulose, 37-45 parts by weight of pregelatinized starch, 3.6-4.4 parts by weight of silica, 3.6-4.4 parts by weight of magnesium stearate, and 9-11 parts by weight of a film coating agent. The invention also relates to a preparation method of the grape seed tablet. With an antioxidant function, the grape seed tablet provided in the invention can obviously relieve senile plaques, reduce wrinkles and delay senescence, and is suitable for all kinds of people.

The invention discloses an anti-stress reinforcing agent for portunus trituberculatus and an application thereof, and is characterized in that the anti-stress reinforcing agent is prepared by evenly mixing the following raw materials in parts by weight: 3-5 parts of glutamine dipeptide, 15-20 parts of vitamin C-2-single-polyphosphate, 10-15 parts of vitamin E acetate, 10-20 parts of taurine, 10-15 parts of citric acid, 1-3 parts of soybean flavonoids, and 30-50 parts of glucose. The mass percentage content of the anti-stress reinforcing agent in a feeding feed is 0.06-0.08%. The anti-stress reinforcing agent has the advantages that: the adding amount of the anti-stress reinforcing agent in the feed is only 0.06-0.08%, so that the resistance of portunus trituberculatus on pathogenic microorganisms and the ability of portunus trituberculatus to resist the environmental stress can be significantly improved, thus the survival rate of portunus trituberculatus in full cycle aquaculture is improved, the survival rate can be increased by 16.5-19%, the average body weight can be increased by more than 10%, and the aquaculture yield is increased by 26.9-31.3%.

The invention relates to a transparent vitamin E acetate dry powder and a preparation method thereof. The dry powder includes 1-20% by weight of VE acetate, 20-80% by weight of wall materials, 5-30% by weight of emulsifier, and an anticaking agent 0.5 to 2% by weight. The dry powder of the present invention can be dispersed in water, and the dispersion liquid formed after dispersion is transparent, and can be applied to fortified water, tea beverage, instant beverage, sports drink, fruit juice, jelly, carbonated beverage, functional beverage, etc. that require high transparency. In beverages and products, the application range of vitamin E acetate has been expanded.

The invention discloses a method for preparing pajama fabric with the compound function. The method comprises the steps that vitamin E acetate and lavender essential oil are used as a core material, polyurethane is used as a wall material, dimethylformamide is used as a solvent, and the TiO2-Ag antibacterial agent is added; the core material and the wall material serve as inner liquid and outer liquid and are sprayed out from an adhesive dispensing needle in an electrified mode through a three-way pipe fitting and received through a non-solvent solution, so that a reception solution containing microcapsules is obtained; a finishing solution is prepared through the reception solution, the thickener and the adhesive; silk broadcloth is used as base cloth and placed in the finishing solution for padding through the dual-dipping and dual-rolling method, and therefore the pajama fabric with the compound function is obtained. According to the method for preparing the pajama fabric with the compound function, the pajama fabric with the compound function is soft and comfortable and has the functions of tranquilization, sleeping aiding, health care, skin care and bacteria resistance; in addition, compared with a traditional method, the practical size of the microcapsules is relatively smaller, the slow release performance is remarkably improved, the microcapsules are arranged on the fabric through finishing, so that the microcapsules can be attached to gaps formed due to interweaving of yarn of the fabric more easily, and therefore the durability and the washability are improved. Besides, based on the method for preparing the pajama fabric with the compound function, the technology is simple, repeatability is good, and application prospect is good.

The invention provides a whitening spot-removal emulsion. The whitening spot-removal emulsion comprises, by mass, 4-8 parts of balloonflower root extract, 5-10 parts of radix stemonae extract, 5-10 parts of barbat skullcap extract, 2-6 parts of bletilla striata extract, 1-3 parts of quisqualis extract, 5-10 parts of mulberry extract, 2-8 parts of white peony root extract, 5-15 parts of vitamin E acetate, 2-10 parts of magnesium ascorbyl phosphate, 1-5 parts of tranexamic acid, 10-20 parts of sodium hyaluronate, 5-15 parts of glycerin, 5-10 parts of betaine, 5-15 parts of carbomer, 15-20 parts of disodium EDTA, 1-5 parts of triethanolamine and 200-400 parts of water. The whitening spot-removal emulsion is rich in natural plant essence and has a reasonable formula and no toxic or side effect. Through lasting use, the whitening spot-removal emulsion can obviously fade color spots caused by UV irradiation and make skin white, ruddy, tight and elastic.

The invention relates to an anti-aging skin care product, and in particular discloses a stem cell essence and a preparation method thereof. The stem cell essence is prepared by mixing the following raw materials in percentage by weight: 28-32% of a stem cell extract, 3-7% of glycerol, 0.2-0.8% of lactic acid, 0.7-1.3% of trehalose, 0.2-0.5% of vitamin A acetate, 0.1-0.3% of vitamin E acetate, 0.1-0.3% of 4',6,7-trihydroxyisoflavone, 0.5-0.7% of titanium dioxide, 0.01-0.02% of xanthan gum, 0.02-0.03% of triethanolamine, 2-4% of isopropyl myristate, 0.8-1% of propylene glycol, 0.02-0.07% of sodium hyaluronate, 0.8-1.2% of an antiseptic and the balance of de-ionized water, wherein the stem cell extract is an extract of sheep umbilical cord blood stem cells. The stem cell essence provided by the invention, after being absorbed by the epidermis, can penetrate to the corium layer and the subcutaneous tissue, so as to comprehensively activate the differentiation of stem cells in skin and rapidly replace old cells, so that collagen secretion is enhanced and skin elasticity is improved; the stem cell essence can be used for promoting the synthesis activation of protein and enhancing the softness of the skin; and the stem cell essence can be also used for stimulating the muscular layer to generate fibroblast and skin protein so as to enhance skin toughness and elasticity.