Influence of liposomes on the stability of vitamin a incorporated in polyacrylate hydrogel.

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：:Reconstructed human epidermis models (RHE) constitute an innovative alternative to study phototoxicity and photoprotection in the cosmetic industry. However, little information is currently available concerning the harmful effects of solar-simulated radiation (SSR) in these in vitro skin models. In this study, the pho...

journal_title：International journal of cosmetic science

authors： Bacqueville D,Mavon A

更新日期：2009-08-01 00:00:00

abstract：:Synopsis The mechanism of colour change during the pigment dispersion process and during powder application to the skin surface was studied by examining the colour extension properties of Yellow. Red, and Black iron oxides in white powder bases. A new measure for the evaluation of the degree of colour extension was de...

journal_title：International journal of cosmetic science

authors： Tsugita A,Fukishima T,Yoneya T,Inishijima Y

更新日期：1985-02-01 00:00:00

abstract：:Several treatments for skin whitening are available today, but few of them are completely adequate, especially owing to the carcinogenic potential attributed to classical drugs like hydroquinone, arbutin and kojic acid. To provide an alternative and safer technology for whitening, we developed two botanical compounds ...

journal_title：International journal of cosmetic science

authors： Jorge AT,Arroteia KF,Santos IA,Andres E,Medina SP,Ferrari CR,Lourenço CB,Biaggio RM,Moreira PL

更新日期：2012-10-01 00:00:00

abstract：:The present investigation describes a comparative study for the design of innovative topical formulation for skin hydration. In particular, different colloidal forms based on lipidic components have been produced and characterized. Morphology and dimensional distribution have been investigated by means of electron mic...

journal_title：International journal of cosmetic science

authors： Esposito E,Drechsler M,Mariani P,Sivieri E,Bozzini R,Montesi L,Menegatti E,Cortesi R

更新日期：2007-02-01 00:00:00

abstract：:A novel ex vivo technique has been used to assess the sand/rub resistance of topical sunscreens. The technique is based on transmission spectrometry using excised human epidermis as the substrate. The sun protection factors (SPFs) of 10 sunscreen products were measured prior to, and after agitation with sand. It was f...

journal_title：International journal of cosmetic science

authors： Stokes RP,Diffey BL

更新日期：2000-10-01 00:00:00

abstract：:The stratum corneum is the outermost layer of the skin. It constitutes a permeability barrier that keeps micro-organisms and toxic agents from entering the skin, while retaining water and electrolytes. In order to preserve its colour and elasticity, the skin needs lipids and water. Certain occlusive products in contac...

journal_title：International journal of cosmetic science

authors： Marques JP,Basso DS,Nunes AS

更新日期：2007-04-01 00:00:00

abstract：:Variable skin pH values are being reported in literature, all in the acidic range but with a broad range from pH 4.0 to 7.0. In a multicentre study (N = 330), we have assessed the skin surface pH of the volar forearm before and after refraining from showering and cosmetic product application for 24 h. The average pH d...

journal_title：International journal of cosmetic science

authors： Lambers H,Piessens S,Bloem A,Pronk H,Finkel P

更新日期：2006-10-01 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：OBJECTIVE:A comprehensive methodology for the simultaneous determination of 15 multiclass organic UV filters in sunscreen cosmetics was developed using high-performance liquid chromatography coupled with electrospray ionization tandem mass spectrometry (HPLC-ESI-MS/MS). METHODS:Sunscreen cosmetics of various matrices,...

journal_title：International journal of cosmetic science

authors： Meng X,Ma Q,Bai H,Wang Z,Han C,Wang C

更新日期：2017-08-01 00:00:00

abstract：OBJECTIVE:Facial attractiveness has been reported to be influenced by visual features such as facial shape and the colour and texture of the skin. However, no empirical studies have examined the effects of facial skin radiance on facial attractiveness. The present study investigated whether types of skin reflection (i....

journal_title：International journal of cosmetic science

authors： Ikeda H,Saheki Y,Sakano Y,Wada A,Ando H,Tagai K

更新日期：2020-11-20 00:00:00

abstract：:Synopsis The study of ternary systems leads to the understanding of the physico-chemical aspect and allows the contribution of the different components to a cosmetic formulation to be developed. The present investigation was centred in the zone of transparent get belonging to a previously studied ternary system contai...

journal_title：International journal of cosmetic science

authors： Comelles F,Megias V,Sánchez J,Parra JL,Coll J,Balaguer F,Pelejero C

更新日期：1989-02-01 00:00:00

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：OBJECTIVE:Several studies have shown that a deterioration of skin properties, an impaired cutaneous microcirculatory function and an imbalance of autonomic nervous activity are observed in smokers and in patients with diabetes mellitus or Raynaud's phenomenon. These observations suggest that skin properties are associa...

journal_title：International journal of cosmetic science

authors： Nomura T,Yoshida-Amano Y,Yoshida K,Fujii A,Tanahashi M,Sugiyama Y,Iwata K,Murase T

更新日期：2017-06-01 00:00:00

abstract：:Summary The authors studied the combination of Kathon(R) CG and Germall(R) II (0.1%-0.1%) in hydrophilic creams. Their objective was to find an alternative to the use of parabens. Kathon(R) CG was chosen due to its antimicrobial effectiveness and its broad spectrum of activity. It must be indicated, however, that it h...

journal_title：International journal of cosmetic science

authors： Favet J,Griffiths W,Holzner G,Amacker PA,Schorer E

更新日期：1987-04-01 00:00:00

abstract：:It is well known that the shelf-life of products containing dihydroxyacetone (DHA) is quite unsatisfactory, and that in this area the adjustment to an acidic pH is the way usually recommended to improve DHA stability. The adoption of this rule, however, is a challenge for the cosmetic chemist not only because of the r...

journal_title：International journal of cosmetic science

authors： Pantini G,Ingoglia R,Brunetta F,Brunetta A

更新日期：2007-06-01 00:00:00

abstract：:The hydroglycolic (HG) extract from 70% propylene glycol (PG) extraction of myrobalan fruits showed the most appreciable antioxidant efficiency towards 1,1-diphenyl-2-picrylhydrazyl (DPPH) in comparison to the extracts from 30, 50, 70 and 100% ethyl alcohol (EA), and 30, 50 and 100% PG . Its total polyphenols were als...

journal_title：International journal of cosmetic science

authors： Chulasiri M,Wanaswas P,Sriaum D,Nakamat S,Wongkrajang Y,Kongsaktrakoon B,Phornchirasilp S,Songchitsomboon S,Leelarungrayub D

更新日期：2011-08-01 00:00:00

abstract：OBJECTIVE:As skin ages, impaired extracellular matrix (ECM) protein synthesis and increased action of degradative enzymes manifest as atrophy, wrinkling and laxity. There is mounting evidence for the functional role of exogenous peptides across many areas, including in offsetting the effects of cutaneous ageing. Here, ...

journal_title：International journal of cosmetic science

authors： Kennedy K,Cal R,Casey R,Lopez C,Adelfio A,Molloy B,Wall AM,Holton TA,Khaldi N

更新日期：2020-08-01 00:00:00

abstract：OBJECTIVES:Facial clinical signs and their integration are the basis of perception than others could have from ourselves, noticeably the age they imagine we are. Facial modifications in motion and their objective measurements before and after application of skin regimen are essential to go further in evaluation capacit...

journal_title：International journal of cosmetic science

authors： Flament F,Bazin R,Piot B

更新日期：2015-06-01 00:00:00

abstract：OBJECTIVE:Although the olfactory receptor OR2AT4 was described as involved in epidermal renewal, there is no data about a cosmetic active ingredient activating this receptor. The aim of this research work was thus to identify a natural molecule binding to this receptor in order to stimulate keratinocyte migration. MET...

journal_title：International journal of cosmetic science

authors： Verzeaux L,Richer S,Viguier J,Gofflo S,Boudier D,Aymard E,Closs B

更新日期：2019-04-01 00:00:00

abstract：OBJECTIVE:To demonstrate the in vitro activities of panthenol, palmitoylethanolamide (PEA), and niacinamide (NAM) and determine the biophysical properties, clinical safety, tolerability together with efficacy of two developmental anti-redness (AR) formulations containing these ingredients, in alleviating facial redness...

journal_title：International journal of cosmetic science

authors： Nisbet SJ,Targett D,Rawlings AV,Qian K,Wang X,Lin CB,Thompson MA,Bulsara PA,Moore DJ

更新日期：2019-12-01 00:00:00

abstract：:Synopsis A rapid method has been developed in order to compare the photostability of several sunscreen agents incorporated in the same type of emulsion. Thin films of the different preparations were spread on quartz plates and irradiated with a solar simulator. Differences in energy distribution according to wavelengt...

journal_title：International journal of cosmetic science

authors： Deflandre A,Lang G

更新日期：1988-04-01 00:00:00

abstract：OBJECTIVES:Hyaluronan (HA), an important constituent of extracellular matrix in the skin, has many biological activities such as hydration that contributes to firmness and bounciness of the skin. We have reported that reduction in HA in the papillary dermis and over-expression of HYBID (HYaluronan Binding protein Invol...

journal_title：International journal of cosmetic science

authors： Yoshida H,Yamazaki K,Komiya A,Aoki M,Kasamatsu S,Murata T,Sayo T,Cilek MZ,Okada Y,Takahashi Y

更新日期：2019-02-01 00:00:00

abstract：SYNOPSIS:Despite the extensive use of topical coatings in cosmetics, their effect on the mechanical properties of human skin and the perception of skin tightness in the form of drying stresses is not well understood. We describe the application of a recently developed substrate curvature technique to characterize stres...

journal_title：International journal of cosmetic science

authors： Levi K,Dauskardt RH

更新日期：2010-08-01 00:00:00

abstract：:Summary Nowadays, cosmetic as well as pharmaceutical forms must undergo many controls, i.e. in-process controls on the finished product and stability testing. The authors suggest using first derivative spectroscopy for active ingredients assay presenting an ultra-violet absorption. It offers the advantage of a direct ...

journal_title：International journal of cosmetic science

authors： Michaud P,Soto P,Roy TL,Rodriguez F

更新日期：1994-06-01 00:00:00

abstract：OBJECTIVE:Axillary wetness represents an unwanted effect of the physiologically vital sweating mechanism, especially when it becomes excessive. Cosmetic products reducing sweat secretion rely on aluminium salts as the active ingredient acting by physically blocking the sweat gland. Driven by the interest to better unde...

journal_title：International journal of cosmetic science

authors： Welzel J,Grüdl S,Welss T,Claas M,Sättler A,Förster T,Banowski B

更新日期：2020-12-01 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：: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：OBJECTIVES:Quantification of stratum corneum (SC) protein levels from tape strippings is frequently used to investigate skin conditions, to correct for amounts of SC protein removed in SC biomarker studies and to determine distribution of topically applied ingredients. In recent years, a rapid and convenient method for...

journal_title：International journal of cosmetic science

authors： Raj N,Voegeli R,Rawlings AV,Gibbons S,Munday MR,Summers B,Lane ME

更新日期：2016-06-01 00:00:00

abstract：OBJECTIVE:Zinc pyrithione (ZnPT) is widely used as an anti-fungal active in commercial anti-dandruff (AD) shampoos. The AD efficacy of ZnPT is highly dependent on the deposition of ZnPT particles onto the scalp during the process of shampoo application and rinse-off. Since ZnPT materials with different particle sizes a...

journal_title：International journal of cosmetic science

authors： Chen G,Ji C,Collins LZ,Hoptroff M,Janssen HG

更新日期：2018-10-01 00:00:00