Physicochemical interactions in processing.

abstract：OBJECTIVE:Vitamin C and peptides are widely used in cosmetic products but there is a paucity of clinical studies showing that the formulations are effective in treating signs of facial ageing. These 3 clinical studies evaluated the effectiveness of an anti-ageing formula containing natural vitamin C (10%), biopeptides ...

journal_title：International journal of cosmetic science

authors： Escobar S,Valois A,Nielsen M,Closs B,Kerob D

更新日期：2020-10-10 00:00:00

abstract：:The objective of the study was to compare measurements of skin hydration and of biomechanical properties performed on different zones of face and volar forearm. Two short-term (1 h) and two long-term (3 weeks) studies were conducted with a moisturizing and a firming product, respectively, on groups of female volunteer...

journal_title：International journal of cosmetic science

authors： Bazin R,Fanchon C

更新日期：2006-12-01 00:00:00

abstract：:Many studies have presented stress-strain relationship of human hair, but most of them have been based on an engineering stress-strain curve, which is not a true representation of stress-strain behaviour. In this study, a more accurate 'true' stress-strain curve of human hair was determined by applying optical techniq...

journal_title：International journal of cosmetic science

authors： Lee J,Kwon HJ

更新日期：2013-06-01 00:00:00

abstract：:Synopsis Wound healing involves the activity of epithelial cells and fibroblasts. This process is particularly accompanied by an increase in the proliferative capacity of the fibroblasts and by the biosynthesis of constitutive proteins of connective tissue. To study the action of wound healing drugs on the growth of f...

journal_title：International journal of cosmetic science

authors： Adolphe M,Pointet Y,Ronot X,Wepierre J

更新日期：1984-02-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to establish a comparative analysis of the chemical and enzymatic stability of α- and β-arbutins as potential sources of the substance of concern hydroquinone (HQ). The study was performed using an array of techniques including HPLC-PDA, nuclear magnetic resonance (NMR) and optical r...

journal_title：International journal of cosmetic science

authors： Avonto C,Wang YH,Avula B,Wang M,Rua D,Khan IA

更新日期：2016-04-01 00:00:00

abstract：OBJECTIVE:Exposure to UV in humans resulting in sunburn triggers a complex series of events that are a mix of immediate and delayed damage mediation and healing. While studies on the effects of UV exposure on DNA damage and repair have been reported, changes in the oxidative modification of skin proteins are poorly und...

journal_title：International journal of cosmetic science

authors： Dyer JM,Haines SR,Thomas A,Wang W,Walls RJ,Clerens S,Harland DP

更新日期：2017-04-01 00:00:00

abstract：:Dandruff is characterized by a flaky, pruritic scalp and affects up to half the world's population post-puberty. The aetiology of dandruff is multifactorial, influenced by Malassezia, sebum production and individual susceptibility. The commensal yeast Malassezia is a strong contributory factor to dandruff formation, b...

journal_title：International journal of cosmetic science

authors： Turner GA,Hoptroff M,Harding CR

更新日期：2012-08-01 00:00:00

abstract：OBJECTIVE:To investigate the efficacy of 13 antimicrobial substances (11 substances of natural origin and two conventional preservatives as controls) at two concentrations in an o/w cosmetic emulsion. METHODS:Cosmetic formulations were analysed for total aerobic bacterial count and total combined yeast count according...

journal_title：International journal of cosmetic science

authors： Kočevar Glavač N,Lunder M

更新日期：2018-05-05 00:00:00

abstract：OBJECTIVE:To evaluate wrinkle improvement and safety of a novel cosmetic dissolving microneedle patches loaded with two active compounds with different hydrophilicities, namely ascorbic acid and retinyl retinoate. METHODS:Clinical studies were performed on 24 Korean women for 12 weeks. Patients in group A were treated...

journal_title：International journal of cosmetic science

authors： Kim M,Yang H,Kim H,Jung H,Jung H

更新日期：2014-06-01 00:00:00

abstract：:Profilaggrin (proFLG) and its processing products are critical to the health and appearance of skin. The recent identification of loss-of-function filaggrin (FLG) mutations as a predisposing factor in ichthyosis vulgaris and atopic dermatitis has lead to a resurgent interest in this enigmatic protein. Here, we review ...

journal_title：International journal of cosmetic science

authors： Harding CR,Aho S,Bosko CA

更新日期：2013-10-01 00:00:00

abstract：:Synopsis The absorption of ultraviolet light by a film of sunscreen product on the surface of the skin is considered from a theoretical standpoint. It is apparent that Beer-Lambert's Law would predict protection factors in excess of the actual factors by many orders of magnitude. The possible reasons for this are disc...

journal_title：International journal of cosmetic science

authors： Stockdale M

更新日期：1985-10-01 00:00:00

abstract：:The perceived skin feel during and after application of skin care products is highly important to the consumer and therefore to cosmetic formulators. Powder particles are commonly incorporated in cosmetic formulations to improve their sensory properties. Although a large variety of cosmetic powders is available, it is...

journal_title：International journal of cosmetic science

authors： Timm K,Myant C,Nuguid H,Spikes HA,Grunze M

更新日期：2012-10-01 00:00:00

abstract：OBJECTIVE:Quinoa (Chenopodium quinoa Willd.) is a seed crop rich in bioactive compounds including phytoecdysones (especially 20-hydroxyecdysone, 20HE), polyphenols, proteins and essential fatty acids. We previously reported a method to leach and concentrate quinoa bioactives into a complex phytochemical mixture termed ...

journal_title：International journal of cosmetic science

authors： Graf BL,Cheng DM,Esposito D,Shertel T,Poulev A,Plundrich N,Itenberg D,Dayan N,Lila MA,Raskin I

更新日期：2015-04-01 00:00:00

abstract：:Nowadays, flavonoids are present in many cosmetic formulations, mainly in the form of plant extracts. The main reason of still increasing popularity of these substances is their beneficial biochemical activity. The main factor affecting activity of flavonoids in the skin is their skin penetration ability. The studies ...

journal_title：International journal of cosmetic science

authors： Arct J,Oborska A,Mojski M,Binkowska A,Swidzikowska B

更新日期：2002-12-01 00:00:00

abstract：:Solid lipid nanoparticle (SLN) was regarded as new topical delivery systems for pharmaceutical and cosmetic active ingredients. The purpose of this study is to develop carrier systems for organic and inorganic sunscreens based on a matrix composed of carnauba wax and decyl oleate. Formulae (F1-F7) were prepared using ...

journal_title：International journal of cosmetic science

authors： Nesseem D

更新日期：2011-02-01 00:00:00

abstract：OBJECTIVE:The aim of the study was to develop formulations to deliver physiological lipids into skin in an attempt to repair defective barrier function. METHODS:Physiological cholesterol and linoleic acid were incorporated into basic cream and non-ionic cream to prepare skin repair formulations. Homogeneity and storag...

journal_title：International journal of cosmetic science

authors： Zhang Z,Lukic M,Savic S,Lunter DJ

更新日期：2018-10-01 00:00:00

abstract：:Many cosmetics contain keratolytic hydroxy acids to correct the effects of photoageing on human skin. Although methods exist for quantifying the alpha-hydroxy acid, glycolic acid in aqueous media, accurate methods for quantification in mixed hydrophobic and aqueous cosmetic creams and lotions are lacking. Glycolic aci...

journal_title：International journal of cosmetic science

authors： Couch LH,Howard PC

更新日期：2002-04-01 00:00:00

abstract：:Antioxidants play a vital role in protecting the skin from environmental distress. As the skin is constantly exposed to harmful UV radiation, endogenous antioxidants present in the superficial layers of the skin neutralize reactive oxygen species. Over time, antioxidants become depleted and loss their protective effec...

journal_title：International journal of cosmetic science

authors： Abla MJ,Banga AK

更新日期：2013-02-01 00:00:00

abstract：:Cutaneous ageing is the result of two distinct, biological processes which may occur concurrently: (i) the passage of time, termed intrinsic ageing and (ii) environmental influences, termed extrinsic ageing. Intrinsic ageing of the skin is a slow process which causes changes in tissue structure and impairs function in...

journal_title：International journal of cosmetic science

authors： Langton AK,Sherratt MJ,Griffiths CE,Watson RE

更新日期：2010-10-01 00:00:00

abstract：:Singlet-oxygen is a non-radical reactive oxygen species believed to play a major role in many photooxidation processes in connection with diverse photo-biological processes such as skin ageing or photocarcinogenesis. Dimethylmethoxy chromanol (3,4-dihydro-6-hydroxy-2,2-dimethyl-7-methoxy-1(2H)-benzopyran) is a potent ...

journal_title：International journal of cosmetic science

authors： Nonell S,García-Díaz M,Viladot JL,Delgado R

更新日期：2013-06-01 00:00:00

abstract：OBJECTIVE:The goal of this work was to develop a novel polyurethane polymer coating for the surface of the hair that could be used for style setting via the shape memory effect (SME). The features of the films are in accordance with conventional hair styling methods used in the laboratory. METHODS:In this study, a new...

journal_title：International journal of cosmetic science

authors： Liu Y,Liu YJ,Hu J,Ji FL,Lv J,Chen SJ,Zhu Y

更新日期：2016-06-01 00:00:00

abstract：:The stability constants for the inclusion of fragrance materials with 2-hydroxypropyl-beta-cyclodextrin (2HP-beta-C yD) in aqueous solution have been determined by the static head-space method. The 1:1 stability constants obtained by this method were in reasonable agreement with the corresponding values in the literat...

journal_title：International journal of cosmetic science

authors： Saito Y,Tanemura I,Sato T,Ueda H

更新日期：1999-06-01 00:00:00

abstract：:Synopsis The synthesis of 5-alkoxy and 5-aryloxymethylene-1,3,3-trimethyl-2-oxabicyclo[2.2.2]octan-6-ones by reaction of (+)-5-hydroxymethylene-1,3,3-trimethyl-2-oxabicyclo[2.2.2]octan-6-one with a number of saturated or unsaturated alcohols and phenols in order to check how substituents affected the fragrance, is des...

journal_title：International journal of cosmetic science

authors： Mariani E,Schenone P,Bargagna A,Longobardi M

更新日期：1995-04-01 00:00:00

abstract：:In the past few years, the hair follicle has started revealing its beauty and mysteries. The existence of a growth and regeneration cycle, together with a unique tissue organization and complex regulatory network, make it a true paradigm of tissue homeostasis and dermal-epithelial crosstalk. In this brief review, I wi...

journal_title：International journal of cosmetic science

authors： Bernard BA

更新日期：2002-02-01 00:00:00

abstract：:In order to understand the skin benefits of emollient oil ingredients in topical skin moisturizers, one single highly popular in vivo method (corneometry), even when executed to perfection, does not suffice. A systematical exploration using a combination of bioengineering techniques shows how a previously unaccounted ...

journal_title：International journal of cosmetic science

authors： Dederen JC,Chavan B,Rawlings AV

更新日期：2012-12-01 00:00:00

abstract：:Lower eyelid sags as well as wrinkles represent age-related morphological changes of the skin surface. However, a quantitative method to evaluate lower eyelid sagging has not been previously established. We designed a new quantitative evaluation method that uses non-invasive skin scanning, which is based on the differ...

journal_title：International journal of cosmetic science

authors： Fukuda Y,Fujimura T,Moriwaki S,Kitahara T

更新日期：2005-10-01 00:00:00

abstract：:Lecithin has an antioxidative potential that depends directly on the content of phospholipids. Purified lecithin with a higher phospholipid content exerts better antioxidative properties. Furthermore, due to its specific physico-chemical properties, amphiphility in particular, the phospholipid the largest portion of t...

journal_title：International journal of cosmetic science

authors： Arsić I,Vuleta G

更新日期：1999-08-01 00:00:00

abstract：:In the present study, we tested a new device called skin phototype diagnosis (SPD) built for the purpose of objectively determining skin phototype. We compared its performance with that of phototype determinations according to Fitzpatrick method and on tristimulus colorimetry (Minolta CR-200). Our population consisted...

journal_title：International journal of cosmetic science

authors： Rubegni P,Cevenini G,Stanghellini E,Andreassi M,Sbano P,Fabiani P,Andreassi L

更新日期：2002-08-01 00:00:00

abstract：:Synopsis This report utilizes a new procedure based on epidermal stripping to analyse unlabelled skin fatty acids. This technique was applied to the study of human dry skin treated with blackcurrant seed oil, an essential fatty acid rich lipid also containing gamma linolenic acid. In human dry skin the usual fatty aci...

journal_title：International journal of cosmetic science

authors： Brod J,Traitler H,Studer A,Lacharriere O

更新日期：1988-08-01 00:00:00

abstract：:In this work, a comparative study between two methods to acquire relevant information about a cosmetic formulation has been carried out. A Design of Experiments (DOE) has been applied in two stages to a capillary cosmetic cream: first, a Plackett-Burman (PB) design has been used to reduce the number of variables to be...

journal_title：International journal of cosmetic science

authors： Balfagón AC,Serrano-Hernanz A,Teixido J,Tejedor-Estrada R

更新日期：2010-10-01 00:00:00