54 results about "Psidium guajava leaf extract" patented technology

The invention discloses anti-acne cosmetic containing Taiwan hibiscus taiwanensis extract. The Taiwan hibiscus taiwanensis is taken as a main functional component and is matched with such natural extracts having anti-acne functions as a royal jelly extract, a guava leaf extract, an olive extract and a honeysuckle extract; no chemical bactericides, hormones, astringents, anti-inflammatory agents, preservatives or the like are added; and the anti-acne cosmetic has good deoiling and acne-removing effects. The anti-acne cosmetic which is safe and mild and has long-lasting and comprehensive functions is developed, aiming at the defects of the anti-acne cosmetics available on the market at present and the market demands; and the anti-acne cosmetic is suitable for all people.

The invention provides hypoglycemic tea and a preparation method thereof. The hypoglycemic tea consists of 60.0 to 99.9 weight percent of guava leaf extract and 0.1 to 40.0 weight percent of auxiliary materials, wherein the guava leaf extract is an ethanol extract which contains 60 to 80 percent of guava leaf; and the auxiliary materials are drinking tea and / or edible flowers. The hypoglycemic tea has the advantage of effectively reducing blood sugar along with no toxic or side effect, the preparation method is simple, the medicinal effect is high, the mouthfeel is good, and the low cost is low.

The invention discloses a guava leaf extract with a function of reducing blood sugar as well as a preparation method and application thereof. The guava leaf extract with the function of reducing blood sugar is characterized by comprising 20-99% of total triterpenoid acid. The preparation method of the guava leaf extract comprises the following steps of: heating and reflowing or percolating and extracting guava leaves with ethanol or methanol; decompressing and concentrating to obtain extractum; adding water to the extractum and stirring the extractum; centrifuging; taking out sediments to obtain the guava leaf extract with the function of reducing blood sugar. The guava leaf extract can be used for preparing a medicament and a health care product for preventing and treating diabetes type II and has the advantages of clear effective part components, less toxicity, strong pharmacological effects, favorable pharmaceutical prospect, simple preparation process and easiness for large scale production.

The invention provides a method for producing a guava leaf extract powder, including extracting guava leaves with hot water at 90 to 98° C.; concentrating the obtained extract to a Brix level of 20 to 30; and lyophilizing the concentrated extract, and a guava leaf extract powder produced through the method which exhibits limited deterioration in quality after storage in solution for a long period of time.

The invention discloses a guava leaf effective part with the anti-tumor effect and a preparation method and application thereof.The preparation method comprises the following steps that guava leaves are extracted through an alcoholic solution, filtered and subjected to vacuum concentration to obtain a total extract; water is added into the total extract for dispersion, petroleum ether and chloroform are sequentially used for extraction, and chloroform extraction parts are collected; the chloroform extraction parts are subjected to silica-gel column chromatography and sequentially eluted through the chloroform and methyl alcohol, wherein the ratio of the chloroform to the methyl alcohol is 0.9-1.1:0.9-1.1; the eluted part with the ratio of the chloroform to the methyl alcohol being 0.9-1.1:0.9-1.1 is collected, and the guava leaf effective part with the anti-tumor effect is obtained and can be applied in anti-tumor medicine.The effective part, having anti-tumor activity, in the guava leaf extract and main ingredients contained in the effective part can be determined, and a foundation is provided for follow-up quality control, medicine preparation and access to international markets.

The invention provides a polyvinyl wood-plastic composite. The polyvinyl wood-plastic composite is prepared, by weight, by the following components of 40-50 parts of PE, 35-45 parts of hazelnut shell powder, 4-7 parts of compatilizer, 1-2 parts of lubricating agents, 0.5-1 part of stabilizer, 10-15 parts of guava leaf extract, 0.2-0.5 part of antioxidant, 5-8 parts of fire retardants, 10-15 parts of stuffing and 0.5-1 part of light screener. The particle sizes of the hazelnut shell powder and the guava leaf extract are both 200 meshes. The invention further provides a preparation method of the polyvinyl wood-plastic composite. The polyvinyl wood-plastic composite has a good antimicrobial property and is suitable for occasions with higher requirements for the antimicrobial property.

The invention provides an eye cream for solving eye skin problems. The eye cream comprises oil phase components, aqueous phase components and addition phase components; the ratio of the oil phase components to the aqueous phase components is (1:2)-(1:6); the oil phase components include jojoba seed oil, polydimethylsiloxane, squalane, cetearyl glucoside, PEG-100 stearate, rose oil and propyl hydroxybenzoate; the aqueous phase components include balance water, glycerin 1-5%, butanediol, polyethylene glycol-160M, p-hydroxyacetophenone, linoleamide propyl PG-dimethyl ammonium chloride phosphate and carbomer; the addition phase components include coffee abelmosk fruit extract, 1,2-hexanediol, noble dendrobium stem extract, bladder-wrack extract, guava leaf extract and triethanolamine. The eyecream for solving the eye skin problems is suitable for various skin types, and meanwhile has excellent effects of moisturizing skin, nourishing the skin, resisting to wrinkles and removing freckles and high safety. A preparation method of the eye cream for solving the eye skin problems is simple.

The invention discloses a method for purifying flavonoid quercetin from guava leaves. The method comprises the following steps: (1) pulverizing the guava leaves, adding water, heating and filtering toobtain a guava extract flavone crude product; (2) dissolving into an absolute ethanol solution, filtering, taking the supernatant and performing ultrafiltation circulation to obtain an ultrafiltration film filtering solution; (3) dissolving a quercetin monomer serving as a template molecule into acetonitrile and adding a functional monomer 4-vinylpyron to prepare a molecular imprinting polymer; and (4) adding the ultrafiltration film filtering solution into the molecular imprinting polymer, performing airtight oscillation in a constant-temperature shaking table and performing centrifugation to obtain the flavonoid quercetin. The material liquid separated by the purification method provided by the invention is further refined and purified by the synthesized imprinting polymer, the purifiedguava leaf flavonoid quercetin is obtained, the process is simple and environment-friendly, the cost is low, the income is high and the purification effect is good.

The invention relates to a preparation method of a hair growth promotion composition and a PIC (phase inversion composition) water-in-oil nanometer emulsion of the hair growth promotion composition. The method is characterized in that the hair growth promotion composition is prepared from guava leaf extracts, mulberry root extracts, hydrolyzed lupine protein, sugarcane extracts, yeast extracts, vitamin H, caffeine and davallia mariesii moore extracts through being mixed according to the mass ratio of (1 to 3):2:2:(1 to 2):(0.01 to 0.1):0.05:0.4:0.05. The beneficial effects of excellent hair growth promotion effect and mild and in-irritative effects are achieved.

The invention discloses a formula for treating diabetes mellitus, aiming to solve the problem of serious toxic and side effects in the prior art. The formula comprises the following raw materials in parts by weight: 100-200 parts of pumpkin extractive, 100-200 parts of guava leaf extractive, 100-200 parts of fagopyrum tataricum extractive, 100-200 parts of fructus kochiae extractive, 400-500 parts of zinc gluconate, 100-200 parts of aralia mandshurica root extractive, 20-50 parts of vitamin E, 100-200 parts of forest gymnema sylvestre extractive, 100-200 parts of bee glue powder and 0.006-0.087 part of chromium enriched yeast. The formula for treating diabetes mellitus belongs to a formula design for effective components within the range of food, the functions of the formula are subjected to multi-target-spot configuration, and the formula has the advantages of perfect formula, university to people and persistent effect after long-term use of individuals.

The invention discloses a guava leaf and an application of an extract thereof in preparing medicines for preventing or treating white spot syndrome virus. The guava leaf has the advantages of rich resource, low cost, convenient processing, lower resistance to drugs and drug residue, and little toxic and side effects. The guava leaf and the extract thereof can effectively kill white spot syndrome virus in water so as to reduce the possibility of propagating the virus in the water, thereby achieving the purpose of preventing the propagation of the virus.

The invention relates to the fields of feeds and processing technologies thereof, and especially relates to a biological feed for cassava, and a preparation method and a use thereof. The biological feed for cassava is prepared through mixing cassava, auxiliary materials and probiotics according to a weight ratio of (40-50:)(15-20):(1-5) and fermenting the obtained mixture. The most main component of the biological feed is cassava, molasses and corn flour are added to the cassava, and fermentation is carried out to improve the nutrition values of the obtained fermentation feed, the molasses and corn flour in the auxiliary materials in the above formula provide enough energy, tea powder can neutralize hydrocyanic acid and adsorb cyanides, and applied plant extracts comprising finely divided phtheirospermum root extract, licorice root extract and guava leaf extract are alkaline, can neutralize the hydrocyanic acid to a certain degree, also can inhibit the growth of competitors and improve the growth of beneficial bacteria, are extracted from plant sources, are more safe than chemical removal of the hydrocyanic acid, and are suitable for being used in the animal feed to improve the palatability of the feed and promote the growth of animals.

The invention discloses a method for preparing an antibacterial biological pesticide by using a psidium guajava linn leaf extract. The method comprises: A, primary processing of psidium guajava linn leaf; B, preparation of a psidium guajava linn leaf extract; C, concentration of a psidium guajava linn leaf extraction liquid; D, degreasing; E, drying and grinding; and F, preparation of the pesticide from the dry powder. According to the present invention, the dry powder can be prepared into the aqueous solution with the concentration of 15-150 mg / ml so as to be used for prevention and control of bacteria in plants, especially vegetables.

The present invention provides a method of obtaining Psidium guajava leaf extract standardized to phytochemicals. The extract obtained is highly soluble in water, and contains standardized phytochemicals such as, guijavarin specifically saponins and polyphenols, which may be used in food and beverage products. The method involves the specific method of filtration to obtain highly purified form of phytochemical. The extract obtained is subjected to bio-activity guided fractionation to isolate different compounds to obtain phytochemical enriched fraction followed by purification and isolation of the single phytochemical from the enriched bioactive fraction. The phytochemical is identified as guijaverin, which also exhibits anti-diabetic activity. The Psidium guajava leaf extract is useful in food and beverage industries and is used in different formulations such as chocolates, capsules, and aqua based supplement drinks.

The invention discloses a drug combination which can lower blood sugar, containing guava leaf extract and rosiglitazone or pioglitazone. The drug combination of the invention can not only put the sugar lowering function of guava leaf extract and rosiglitazone or pioglitazone into fullplay so as to lead to the synergetic effect of the two medicines, but also can reduce adverse reaction and give full play to the advantages of definite curative effect and rapid onset time of chemical drugs as well as the functions of balancing the human body and lowering toxicity of traditional Chinese medicines.

The invention discloses a composition with the function of reducing blood sugar and a preparation method thereof. The composition is prepared from rice bran crude polyoses, cactus extract and guava leaf extract according to certain weight proportion. The composition can be prepared into any common preparation formulation. The composition of the invention has the efficacy of reducing blood sugar, and can be used for treating diabetes.

The invention relates to a preparation method of a hair growth promotion composition and a PIC (phase inversion composition) water-in-oil nanometer emulsion of the hair growth promotion composition. The method is characterized in that the hair growth promotion composition is prepared from guava leaf extracts, mulberry root extracts, hydrolyzed lupine protein, sugarcane extracts, yeast extracts, vitamin H, caffeine and davallia mariesii moore extracts through being mixed according to the mass ratio of (1 to 3):2:2:(1 to 2):(0.01 to 0.1):0.05:0.4:0.05. The beneficial effects of excellent hair growth promotion effect and mild and in-irritative effects are achieved.

The invention relates to a compound extract containing mulberry leaf peptide. The compound extract comprises the following components in percentage by mass of 50-70% of mulberry leaf extract, 10-25% of bitter gourd extract, 5-15% of ampelopsis grossedentata (a kind of vine tea) extract, 5-10% of guava leaf extract and 5-10% of mugwort extract. The composite extract provided by the invention can quickly and effectively reduce blood sugar and blood fat, and can recover blood fat and / or blood sugar to a normal range in one and a half months.

The invention relates to a preparation method of guava leaf extract and a traditional Chinese medicine preparation thereof. The invention adopts the traditional technique 'water-extracting alcohol-sedimenting method' of the traditional Chinese medicine, optimizes the processing technique and establishes a preparation method of the guava leaf extract. The method has simple extraction technique, can extract the effective components in the guava leaf with high yield, therefore, the traditional Chinese medicine preparation product obtained by using the method has high drug effect and lower price.

The invention relates to acne removing cosmetics containing a hibiscus taiwanensis extract. Hibiscus taiwanensis is used as a main functional composition, besides, other natural extracts having an acne removing function are in compatibility, such as a royal jelly extract, a psidium guajava leaf extract, an olea europaea leaf extract and a lonicera japonica extract, chemical bactericides, or hormones, or astrigents, or anti-inflammatories, or preservatives and the like are not added, and the acne removing cosmetics have favorable efficacy of removing oil, removing acnes and the like. The invention develops the acne removing cosmetics according to the defects of acne removing type cosmetics sold in the market at present and market demands, the acne removing cosmetics have the characteristicsof being safe, mild, long-lasting, comprehensive in efficacy and the like, and the acne removing cosmetics are suitable for various crowds.

The invention provides a mixed modified milk which is prepared from the following raw materials: raw goat milk, oat flour, a spina date seed extract, a coix seed extract, a pumpkin / Chinese yam juice, a guava leaf extract, xylooligosaccharide, xylitol, microcrystalline cellulose, a stabilizer, stevioside, edible essences and softened water. The invention also provides a preparation method of the mixed modified milk. The method comprises the following steps: preparing the pumpkin / Chinese yam juice, preparing the guava leaf extract, treating the oat flour, preparing the emulsifying stable sweetening agent solution, and mixing. In the modified milk, the protein content is 2.5-3.0g / 100g, the fat content is 2.5-2.8g / 100g, the energy is less than or equal to kJ / 100g, and the calcium content is greater than or equal to mg / 100g. The modified milk has the advantages of delicate mouthfeel, moderate smoothness and moderate sweetness. The modified milk has comfortable odor and proper thickness, and has favorable texture.

The invention relates to the technical field of traditional Chinese medicines, and in particular to a hypoglycaemic fruit vinegar. The hypoglycaemic fruit vinegar is characterized by being prepared from the following raw materials in parts by mass: 500-550 parts of persimmon vinegar, 16-20 parts of a radix puerariae extract, 12-14 parts of a momordica charantia extract, 12-14 parts of guava leaf extract, 12-14 parts of a radix astragali extract, 10-12 parts of a chrysanthemum extract, 10-12 parts of a mulberry extract, 8-10 parts of hawthorn juice, 5-7 parts of carrot juice, 5-7 parts of a rhodiola rosea extract, 3-5 parts of a kelp extract, 3-5 parts of wax gourd juice and 1-300 parts of water. The hypoglycaemic fruit vinegar provided by the invention reserves intense fruit aroma and slight fragrance of herbs, and the hypoglycaemic fruit vinegar is coordinated in smell, palatable in sweet and sour taste and lingering in aftertaste; the hypoglycaemic fruit vinegar, which contains various medicinal materials having a hypoglycaemic function, is capable of effectively reducing hyperglycemia; and in addition, the hypoglycaemic fruit vinegar, when drunk for a long time, can reduce weight and keep healthy, reduce phlegm and eliminate fat.

To provide a highly safe medicament or food or beverage which exhibits the effect of elevating blood adiponectin level, and which allows intake thereof over a long period of time. The invention provides an adiponectin level elevating agent including guava leaf extract as an active ingredient.

The invention discloses a composition for treating diabetes mellitus, aiming to solve the problem of serious toxic and side effects in the prior art. The composition comprises the following raw materials in parts by weight: 100-200 parts of pumpkin extractive, 100-200 parts of guava leaf extractive, 100-200 parts of fagopyrum tataricum extractive, 100-200 parts of fructus kochiae extractive, 400-500 parts of zinc gluconate, 100-200 parts of aralia mandshurica root extractive, 20-50 parts of vitamin E, 100-200 parts of forest gymnema sylvestre extractive, 100-200 parts of bee glue powder and 0.006-0.087 part of chromium enriched yeast. The composition for treating diabetes mellitus belongs to a composition design for effective components within the range of food, the functions of the composition are subjected to multi-target-spot configuration, and the composition has the advantages of perfect composition, university to people and persistent effect after long-term use of individuals.

Described, among other things, are dosage forms for administration to a subject, the dosage forms having at least six ingredients are selected are from the group consisting of clove powder, rutin, hesperidin, baicalin, sulforaphane, moringa leaf extract, rosmarinic acid, guava leaf extract, Panax notoginseng, EGCG, propolis, coriander extract, cardamom extract, cinnamaldehyde, chlorogenic acid, caper fruit, vescalagin, nutmeg extract, and naringenin. The dosage forms can serve as inhibitors of quorum sensing by infectious agents. The described combinations of selected natural products have the ability to inhibit quorum sensing. Quorum sensing is a means by which bacteria and viruses communicate with each other and induce virulence in the body. This combination of natural products is preferably included in nutraceutical formulations in order to promote human immune health.

The invention discloses a preparation method of a fish gelatin edible antioxidant film containing guava leaf extract, and belongs to the technical field of packaging films. The guava skin care productis prepared from the following raw material components in percentage by mass: 2 to 8 percent of fish gelatin, 0.5 to 5 percent of guava leaf extract, 1 percent of glycerinum and the balance of deionized water. The edible anti-oxidation film has the advantages of edibility, oxidation resistance, good ultraviolet light barrier property, wide raw material source, simple and feasible preparation process, low cost, safety and no toxicity.

The invention relates to the technical field of nutritional health care products and especially relates to a glucosamine calcium health care product and a preparation method thereof. The glucosamine calcium health care product comprises the following ingredients in parts by weight: D-glucosamine hydrochloride 200-450, calcium carbonate 260-300, casein phosphopeptides 30-60, microcrystalline cellulose 60-100, maltodextrin 50-90, starch 10-20, magnesium stearate 3-8, vitamin D 2-8, inonotus obliquus extract 1-3, psidium guajava leaf extract 0.8-2.5, herba taxilli extract 0.5-2, common fairybells rhizome and root extract 2-8 and bitter orange flower extract 2-5.

To provide a guava leaf extract powder which exhibits less deterioration in quality and functions after storage of the solution thereof for a long period of time.The invention provides a method for producing a guava leaf extract powder, including extracting guava leaves with hot water at 90 to 98° C.; concentrating the obtained extract to a Brix level of 20 to 30; and lyophilizing the concentrated extract, and a guava leaf extract powder produced through the method.

The invention discloses health-preserving steamed vermicelli roll using peanut oil residues for brushing coatings and a preparing process thereof. The steamed vermicelli roll is mainly prepared from, by weight, 100-500 parts of rice flour, 0.05-0.38 part of guava leaf extract, 0.2-1.8 parts of water and 0.1-2.5 parts of the peanut oil residues. The preparing process comprises the steps of rice milk preparing, peanut oil bottom preparing and health-preserving steamed vermicelli roll manufacturing. The guava leaf extract is added into rice milk of the prepared steamed vermicelli roll, the health-preserving function of the steamed vermicelli roll is increased, the curative effect of reducing blood pressure and blood lipid is remarkable, and dietary therapy is achieved; the guava leaf extract is utilized, resources can be fully utilized, and the production cost is reduced; a larger number of guava leaves are not utilized every year, and the guava leaves become fallen leaves all over the mountains and plains; by means of research and development of the guava leaves, the guava leaves are turned into wealth, and incomes of farmers can be increased; the peanut oil residues are dispersed through ultrasonic waves, the different kinds of the oil residues can be dispersed more uniformly, macromolecules in the oil residues are converted into low molecules, and varieties of the oil residues are promoted.

The invention discloses a guava composition beverage, the raw material of which comprises the following components, and the weight ratio of each component is: 20-80 of guava original juice, 5-10 of guava leaf extract, and 20-35 of sugarcane juice , purified water 20-80; also announced the preparation process of the bale composition beverage. The beneficial effects of the present invention are: using natural raw materials, without adding any food additives, which is more beneficial to human health, not only rich in various nutrients beneficial to human body, good taste, and no reduction in quality or function even if stored for a long time, It is not limited by the fruit harvest season, so consumers can drink it all year round; the processing technology is simple, the operation is convenient, and the cost is low; it can be used as a drink for the auxiliary treatment of diabetes and high blood pressure, and the addition of bale leaf extract further improves the taste of the drink.