39 results about "Carotenoid composition" patented technology

The invention relates to a preparation method for stable water soluble carotenoid dry powder, the organic solvent of acetone or isopropanol dissolved with carotenoid component is added into an aqueous phase solvent containing a surfactant and adjuvant-stabilization component to be sufficiently mixed under sufficient stirring, then the organic solvent in the mixed solvent is removed and an auxiliary forming accessory which is one to twelve times of the carotenoid component by mass is added to be evenly stirred and treated with sponging frying to obtain the powder product. The preparation method is simple and easy, complex operation such as high pressure homogenization is not needed, and the procedures are less, therefore, the method is applicable to various carotenoid components containing Beta-carotene, astaxanthin, lutein, corn pigment and lycopene, etc. The method has the advantages that the performance of the products is good, the grain diameter of the powder product can be in the range of 90 to 170 nm, and the product can be evenly dispersed in water and form a stable and transparent carotenoid water dispersoid solvent.

A medicine delivery system includes an inner capsule containing carotenoids and an outer capsule in which the inner capsule is contained within the outer capsule and the outer capsule containing a therapeutically effective amount of krill oil. In one example, the carotenoids comprise at least S, S′-astaxanthin derived from Haematococcus pluvialis, and one or more of lutein and/or trans-zeaxanthin or meso-zeaxanthin. The medicine delivery system also includes 0.5 to 8 mg of astaxanthin, 2 to 15 mg of lutein and 0.2 to 12 mg of trans-zeaxanthin contained within the inner capsule. In a specific example, the medicine delivery system includes about 4 mg of astaxanthin, about 10 mg of lutein and about 1.2 mg of trans-zeaxanthin contained within the inner capsule.

The invention provides a strawberry carotenoid component content determination method. According to the invention, with an ultra performance liquid chromatography method, content determinations upon 4 carotenoid components such as lutein, beta-carotene, beta-cryptoxanthin and lycopene in strawberry fruits are simultaneously carried out under a same chromatographic condition. According to the invention, acetone and petroleum ether with a ratio of 1:2 is adopted as an extraction agent, and carotenoids in strawberry fruits are subjected to saponification extraction; acetonitrile and methanol with a ratio of 1:9 are adopted as a mobile phase; a detection absorption wavelength is 450nm, and detection can be finished in 5min. The method provided by the invention has the advantages of high precision, high sensitivity, good repeatability, and high recovery rate. With the invention, separation and content determinations of the 4 carotenoid components in strawberry are simultaneously carried out. The method is simple and fast, the result is accurate and reliable, and reagent consumption is low. The method is an optimal method of qualitative and quantitative analysis of carotenoids of strawberry fruits.

A marigold plant, a regenerable portion thereof and seed are disclosed whose flower petals, leaves or flower petals and leaves contain one or more of an enhanced neoxanthin plus violaxanthin ratio, an enhanced β-carotene ratio, an enhanced lycopene ratio, an enhanced α-cryptoxanthin ratio, an enhanced phytoene ratio or an enhanced phytofluene ratio relative to that ratio in a non-mutant marigold. A marigold plant, a regenerable portion thereof and seed are also disclosed whose flower petals contain zeaxanthin esters and are substantially free of esters of both neoxanthin and violaxanthin, and wherein zeaxanthin constitutes at least about one-half of the extractable carotenoids when xanthophylls are assayed as alcohols. Also disclosed are methods of preparing such plants, oleoresins and comestible materials that have such carotenoid ratios.

The present invention relates to compositions and methods of use to increase the bioavailability of a carotenoid in a subject. The compositions include a carotenoid and either an anthocyanin or a compound having at least one —SH group or combinations of both an anthocyanin and a compound having at least one —SH group and mixtures thereof. The compositions provide that when the composition is administered, the resulting bioavailability of the carotenoid is increased relative to a carotenoid composition that is without either the anthocyanin, is without the compound having at least one —SH group or is without the combination of an anthocyanin/a compound having at least one —SH group and mixtures thereof.

Carotenoid compositions of enhanced solubility and bioavailability are described that contain at least one carotenoid with at least one solubility-enhancing polymer. In one embodiment, the carotenoid is a provitamin A carotenoid such as β-carotene. In another embodiment the carotenoid is a non-provitamin A carotenoid such as lycopene or lutein. Described methods to produce the bioenhanced products include dry blending and solvent spray drying. In accordance with certain embodiments of the invention, the method includes the steps of providing a mixture comprising the carotenoid, a solubility-enhancing polymer and a solvent and removing the solvent to produce an amorphous form of the carotenoid. Products made by the invention's compositions and methods include pharmaceuticals, nutraceuticals, cosmetic, and personal care products for man and animal.

A method for protecting skin against damages caused by ultra-violet (uv) radiation from the sun, comprising administering to a subject in need of protection an effective amount of a composition containing lycopene from a natural source and one or more carotenoid selected from among phytoene and phytofluene or mixtures thereof.

The present invention relates to a method in the field of shellfish breeding techniques, for breeding a scallop population that have improved carotenoid content in the orange-red adductor muscles or other muscle tissues. This method includes the steps of selecting the rare individuals that have orange-red adductor muscles from natural scallop populations, growing the selected scallops, inducing the reproduction, artificially fertilization, and finally breeding a scallop population with orange-red adductor muscles which can be expanded for the cultivation on a large scale. Comparing to other known breeding methods, the present method does not use transgenic technologies to include introduce any exogenous genes, thus does not have any bio-safety and ethics issues. All the mutant scallops with orange-red adductor muscles are selected from natural or cultivated populations. After breeding for four generations, the obtained scallops have abundant carotenoid ingredients in their orange-red adductor muscles. The obtained scallop population is genetically stable and has high survival rate, and it thus can be used for cultivation on a large scale. In summary, this breeding method is simple, low cost and the breeding scallop population has high economic and nutritious values.

The invention provides a cultivation method for Cordyceps militaris through alternate illumination with blue and white lights of LED, and relates to the technical field of cultivation of Cordyceps militaris. The method comprises the following installation steps: LED lamp belts with alternate blue-light and white-light lamp beads are installed between Cordyceps militaris culture mediums in a greenhouse according to a row distance of 1 meter and a separation distance of 1 meter; meanwhile, the LED lamp belts are connected with an AC/DC conversion control box. The cultivation method provided by the invention has the advantages of environmental protection, energy conservation, low cost, sufficient illumination, facilitation to growth of Cordyceps militaris, capability of promoting the contents of cordycepin and carotenoid components in Cordyceps militaris, and better appearance conditions.

The present invention provides a method for producing a carotenoid-containing composition, comprising the steps of: subjecting a culture of a carotenoid-producing microorganism to an extraction treatment using a water-soluble organic solvent; dispersing the resulting extract solution in water for micellization; heat stirring the resulting micellized solution in a solvent break the micelles and precipitate the carotenoid component of interest to obtain the precipitate; collecting and heat washing the precipitate with ethanol; and further subjecting the precipitate to pulverization/drying; and food, a pharmaceutical composition and a cosmetic product comprising the carotenoid-containing composition.

The invention provides an application of lutein extracted from marigold. The lutein serves as an antioxidant, a retina protective agent, a cancer preventive and a life extending agent to be used in food, cosmetics, healthcare products and medicines. The lutein has the benefits as follows: the lutein is an antioxidant with excellent performance and can resist injury of free radicals to cells and organs in a human body and prevent cardiovascular hardening, coronary heart diseases and the like caused by body senescence. Above all, the lutein is the unique carotenoid ingredient capable of existingin crystalline lenses of eyes and is a main pigment and antioxidant ingredient for macula retinae, numerous eye diseases have great relation with lack of lutein, and thus, the lutein has an importantprotection function on the eyes.

The invention relates to a method for determining the content of carotenoids in microalgae, which simultaneously carries out content determination on three free carotenoids such as fucoxanthin, astaxanthin and lutein under the same chromatographic condition by adopting matrix solid phase dispersion-extraction pretreatment and high performance liquid chromatography. The method comprises the steps of 1) weighing 0.1-5g of a reversed-phase solid phase extraction filler and microalgae powder with the mass ratio with the filler ranging from 1:2 to 1:20, and grinding the filler and the microalgae powder in an agate or glass mortar; 2) loading the uniformly grinded mixture into an empty SPE tube with a polytetrafluoroethylene gasket, carrying out drip washing by water and methanol with the volumeratio ranging from 100% to 70%, and carrying out elution with an organic solvent; 3) and concentrating the eluant to a constant volume and then adopting high performance liquid chromatography analysis. The method has the characteristics of simplicity, rapidness, low consumption of reagents, accurate and reliable result, good stability and the like, and is applicable to qualitative and quantitative analysis for the free carotenoids in the microalgae.

The invention discloses a method for producing a laying hen feed additive by efficiently utilizing orange peel and shaddock peel. The method comprises the steps that firstly, raw materials which comprise, by weight, 15-17 parts of orange peel powder, 20-22 parts of soybean dreg powder, 24-26 parts of shaddock peel powder, 4-6 parts of camellia seed powder, 5.6 parts of isochrysis galbana powder and 9 parts of auxiliaries are prepared, wherein the auxiliaries comprise montmorillonite, L-leucine and chitosan according to the ratio of 1.7:1.1:1.6; secondly, all raw material coarse powder is mixed and then evenly mixed with the auxiliaries; thirdly, the mixture is processed with a high-energy vibrating mill for 15-30 min, the high-energy vibrating mill is halted for 2.5 min, then the mixture is processed for 12-13 min, two times of different solid-state mechanical chemical reactions take place in all the raw materials, screening is performed with a 400-mesh screen, and the finished product is obtained. According to the method, carotenoid components in the shaddock peel and the orange peel can be efficiently released, and the bitter taste is significantly reduced; by using the laying hen feed additive, the color of egg yolk is obviously increased, economic benefit can be brought to enterprises, and the environmental protection pressure can be relieved.

The present invention provides an efficient method for industrially producing a naturally-derived carotenoid composition with a large amount of a carotenoid such as astaxanthin from a culture of a yeast of the genus Xanthophyllomyces without requiring any special extraction equipment and any complicated refinement process and without any need for organic solvents harmful to humans. Provided is a method for producing a carotenoid composition, including the steps of washing a carotenoid-containing yeast of the genus Xanthophyllomyces with an organic solvent (A) at 30° C. or lower, and extracting a carotenoid from the washed yeast with an organic solvent (B) at 10° C. to 70° C.

The present invention relates to use of carotenoid preparations for promoting skin whitening. Particularly, the present invention discloses that a combination of phytoene and phytofluene is effective in whitening skin. The present invention further relates to carotenoid compositions comprising a combination of phytofluene and phytofluene effective in whitening skin and at least one additional carotenoid, particularly carotenoids devoid of highly intense color.

The invention relates to a carotenoid composition and application thereof. The carotenoid composition comprises the following components: 5%-40% of trans-lutein, 3%-15% of trans-zeaxanthin, 40%-80% of monohydroxy pigment and 5%-20% of other carotenoids. The composition disclosed by the invention can be applied to feeds for laying poultry, meat poultry and the like as a feed additive, and different carotenoids have a synergistic effect, so that the coloring effect of yolk, beaks, tarsometatarsal skin, sub-wing skin and the like of poultry can be improved.

The present invention relates to a prophylactic or inhibitory agent for brain hypofunction, which comprises a carotenoid composition or a carotenoid formulation, each containing astaxanthin, adonirubin and adonixanthin at a given ratio.