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38 results about "Glucosyl hesperidin" patented technology

Alpha Glucosyl Hesperidin is composed of glucose and hesperidin. Hesperidin is a flavonoid found in various citrus fruits. The glucose and hesperidin are bound together using technology developed exclusively by Hayashibara, a Nagase group company.

Anti-wrinkle whitening composition as well as preparation method and application thereof in cosmetics

The invention belongs to the technical field of cosmetics and discloses an anti-wrinkle whitening composition as well as a preparation method and application thereof in cosmetics. The anti-wrinkle whitening composition comprises the following components in parts by weight: 1-5 parts of a coffee bean extract, 1-3 parts of silkworm serine protease, 5-9 parts of polylysine, 0.5-5.5 parts of glucosyl hesperidin, 1-5 parts of a whitening agent, 10-15 parts of a moistening agent, 5-10 parts of an emulsifier, 0.1-0.9 part of a thickening agent, 0.5-1 part of a preservative, 0.5-5 parts of a surfactant, a proper amount of a pH value adjusting agent and the balance of water, summing up to 100 parts. The anti-wrinkle whitening composition disclosed by the invention is capable of repairing substrate membrane zones, relieving crizzles, wrinkles and skin darkness, repairing aged cells, retarding skin aging and improving overall smoothness of skin, is a skincare product which perfectly integrates multiple effects of skin whitening, skin moistening, wrinkle prevention and oxidation resistance into one and has a good synergic effect of multiple components, and is convenient to use and carry over and beneficial to market popularization.
Owner:泾县麦蓝网络技术服务有限公司

Eye mask liquid of marine soothing washing-free eye protection mask and preparation method thereof

The invention relates to eye mask liquid of a marine soothing washing-free eye protection mask and a preparation method thereof. The eye mask liquid is prepared from the following components in partsby weight: 80-100 parts of water, 1-10 parts of 1,3-propylene glycol, 0.1-0.5 part of xanthan gum, 0.1-0.5 part of hydroxyethyl cellulose, 0.05-0.5 part of polyglutamic acid, 0.05-0.5 part of carnosine, 0.1-5 parts of nicotinamide, 0.01-0.5 part of crithmum maritimum callus tissue culture filtrate, 0.01-0.6 part of glucosyl hesperidin, 0.1-1 part of phenoxyethanol and 0.001-0.5 part of ethylhexylglycerin. The eye mask liquid has the advantages that the eye skin vigor is improved, the under-eye black circle is relieved, the acidity and the alkalinity are adjusted, the oil-water balance of the eye skin is maintained, and the formation of under-eye puffiness and eyes corner wrinkles is avoided; the eye mask liquid contains multiple plant extracts, is free of essence, and is capable of soothing and nourishing the eye skin, improving the eye skin vigor, maintaining the acidity and the alkalinity as well the oil-water balance of the skin, relieving darkness deposition around the eyes and avoiding the formation of the under-eye puffiness.
Owner:GUANGDONG MEDICAL UNIV

Cyclodextrin glycosyltransferase mutant, coding gene and application of cyclodextrin glycosyltransferase mutant

The invention relates to a cyclodextrin glycosyl transferase mutant, a coding gene and application thereof. The novel cyclodextrin glycosyl transferase mutant is obtained by mutating wild type cyclodextrin glycosyl transferase from bacillus alcalophilus (Bacillus sp.), the amino acid sequence of the wild type cyclodextrin glycosyl transferase is as shown in SEQ ID NO.2, the mutant is obtained by performing single-point or two-point mutation on the 217th site and the 283th site of the wild type cyclodextrin glycosyl transferase, and the mutant has a nucleotide sequence as shown in SEQ ID NO.1. The novel cyclodextrin glycosyl transferase mutant has a nucleotide sequence as shown in SEQ ID NO.2. The novel cyclodextrin glycosyl transferase mutant has a nucleotide sequence as shown in SEQ ID NO.2. The amino acid sequence of the mutant is preferably as shown in SEQ ID NO. 4. The novel cyclodextrin glycosyl transferase mutant is obtained through a site-directed mutagenesis technology, the mutant with the amino acid sequence shown as SEQ ID NO.4 has the highest enzyme activity, the highest conversion rate of a substrate can reach 94.8%, and the novel cyclodextrin glycosyl transferase mutant has the advantages that the novel cyclodextrin glycosyl transferase mutant is a novel cyclodextrin glycosyl transferase mutant for improving a biological catalytic synthesis technology of alpha-glucosyl hesperidin; the method has important significance in realizing high-yield and high-purity alpha-glucosyl hesperidin.
Owner:浙江渚隆生物科技有限公司
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