In vitro assessment of sunscreen photostability: the effect of radiation source, sunscreen application thickness and substrate.

abstract：:Synopsis A technique was developed to evaluate the relative slip of ten test talcs and two control talcs (one with known good slip and one with known poor slip properties). The study was conducted under double-blind conditions with a naive panel of 19 subjects, who with minimal training ranked the 12 talcs. The rankin...

journal_title：International journal of cosmetic science

authors： Maclennan A,Shaw R,Jones L

更新日期：1992-04-01 00:00:00

abstract：:Synopsis An investigation has been carried out into the synthesis of quaternary ammonium salts of triglycerides. The aim of this work was to produce such compounds without breaking the triglyceride skeleton. The reaction of chloracetyl chloride with the triglyceride of ricinoleic acid which is the major constituent (8...

journal_title：International journal of cosmetic science

authors： Baydar A,Johnston R

更新日期：1991-08-01 00:00:00

abstract：BACKGROUND:The effect of photodamage on facial stratum corneum (SC) is still poorly understood. OBJECTIVE:To describe the SC proteome from tape strippings of Caucasian SC from photoexposed cheek and photoprotected post-auricular (PA) site, a global analysis of photodamage on the skin will be developed leading to a bet...

journal_title：International journal of cosmetic science

authors： Voegeli R,Monneuse JM,Schoop R,Summers B,Rawlings AV

更新日期：2017-12-01 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: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：:Sweat and skin surface pH are critical parameters in determining the performance of antiperspirants. The mechanism of action, the so-called 'plug theory' first proposed by Reller and Luedders, involves the expression of eccrine sweat onto the surface of the skin into which the solid antiperspirant salts, typically an ...

journal_title：International journal of cosmetic science

authors： Burry J,Coulson HF,Roberts G

更新日期：2001-08-01 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：:Sun exposure during leisure activity evokes fatigue. We employed the Advanced Trail Making Test (ATMT), a recently developed objective method of evaluating brain function performance used to measure mental fatigue, for objective determination of fatigue development caused by solar exposure to the human body. First, a ...

journal_title：International journal of cosmetic science

authors： Horikoshi T,Matsue K,Takahashi T,Ishii H,Yamada K,Hayashi S,Yabune M,Murakami M,Kajimoto O

更新日期：2004-02-01 00:00:00

abstract：OBJECTIVE:Development of an international harmonized in vitro method for sun protection factor (SPF) assessment is currently in progress because of the lack of both reproducibility and accuracy in the current methodology. The aim of this article was to focus on the principle and mathematical aspects (Part I) of a new a...

journal_title：International journal of cosmetic science

authors： Miksa S,Lutz D,Guy C

更新日期：2015-12-01 00:00:00

abstract：OBJECTIVE:Recently, our group reported that extracts prepared from the Australian native plant Terminalia ferdinandiana Exell. are potent inhibitors of the growth malodorous bacteria with similar efficacy to triclosan and through these results, we highlighted a potential biological alternative to the current chemical a...

journal_title：International journal of cosmetic science

authors： Cock IE,Wright MH,Matthews B,White A

更新日期：2019-10-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to clarify the effects of different body washing methods on skin texture. METHODS:Subjects were nine healthy women in their 20s. Skin on the inside of the forearms was washed every day for 4 weeks with protective washing (right forearm) and with non-protective washing (left fo...

journal_title：International journal of cosmetic science

authors： Matsumoto M,Matsuo J,Dai M,Nishizawa T,Matsui K,Ichikawa Y,Okuwa M,Sugama J,Sanada H

更新日期：2014-04-01 00:00:00

abstract：:The phase diagrams were determined of lactic and isohexanoic hydroxy acids as well as salicylic acid with water, a non-ionic surfactant and a paraffinic oil to outline the influence of the hydroxy acids on the structure in a model for a skin lotion. The results showed the influence of the acid to be similar to that of...

journal_title：International journal of cosmetic science

authors： Al-Bawab A,Friberg SE

更新日期：2004-06-01 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：OBJECTIVE:The aim of this work was to investigate an alternative hair-dyeing method with vegetable colourants as the tannins, as well as the impact of pre-treatment as the bleaching process. METHODS:Untreated, 1, 2 and 3 times bleached hair tresses that were dyed with tannins in combination with metal salts were chara...

journal_title：International journal of cosmetic science

authors： Sargsyan L,Vill V,Hippe T

更新日期：2020-08-01 00:00:00

abstract：:The aim of this work was to investigate the effects of 1,18-octadecen-9-dioic acid (dioic acid) and a Rumex occidentalis extract complex for their skin-lightening action in an Indian population. Prior to the clinical study, the efficacy of dioic as an inhibitor of melanogenesis was confirmed on dark-pigmented human me...

journal_title：International journal of cosmetic science

authors： Merinville E,Byrne AJ,Visdal-Johnsen L,Bouvry G,Gillbro JM,Rawlings AV,Laloeuf A

更新日期：2012-12-01 00:00:00

abstract：:Surface structure and surface mechanical properties of human hair have been characterized by atomic force microscopy in the imaging mode and by force vs. distance, F-d, analysis. The effects of treatment by commercial conditioner/shampoo or by aqueous exposure have been investigated. The cuticular structure has been i...

journal_title：International journal of cosmetic science

authors： Blach J,Loughlin W,Watson G,Myhra S

更新日期：2001-06-01 00:00:00

abstract：:Fading of artificial hair colour has been investigated by simulating actual usage conditions through exposure to artificial radiation in a weatherometer, with 0.35 mW (m(2)nm)(-1) at 340 nm, for 16-48 h, and by periodical washing. Hair colour was produced by using commercial two-part, permanent hair dyes with light au...

journal_title：International journal of cosmetic science

authors： Locke B,Jachowicz J

更新日期：2006-06-01 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：:The addition of water to lipsticks in the form of a water-in-oil emulsion is an attractive opportunity for cosmetics manufacturers to deliver hydrophilic molecules to the consumers, as well as improving the moisturizing properties. In this work, the effect of the emulsifier type and water content on the structural pro...

journal_title：International journal of cosmetic science

authors： Le Révérend BJ,Taylor MS,Norton IT

更新日期：2011-06-01 00:00:00

abstract：:Synopsis Glutathione (GSH) plays an important role in cellular protection during ageing. The hair plucking technique is a non-invasive method for the direct biochemical study of keratinocytes. Hair was taken from the suboccipital area of 63 volunteers (men and women whose ages ranged from 13 to 103 years). The results...

journal_title：International journal of cosmetic science

authors： Pruche F,Kermici M,Prunieras M

更新日期：1991-06-01 00:00:00

abstract：BACKGROUND:The deposit and adherence of particulate matter (PM) from aerial pollution onto the surface of human hair is a poorly studied phenomenon. OBJECTIVES:(i) To reproduce in vitro the deposit of known PM on standardized hair swatches in a closed box, (ii) to compare in vitro data with those obtained under 'real-...

journal_title：International journal of cosmetic science

authors： Galliano A,Ye C,Su F,Wang C,Wang Y,Liu C,Wagle A,Guerin M,Flament F,Steel A

更新日期：2017-12-01 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：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：:Synopsis A modified procedure for the determination of total N-nitroso compounds in personal care products was evaluated in collaborative studies organized through the UK Cosmetic Toiletry and Perfumery Association (CTPA). The method offers a true 'totals'determination in that a solution of the whole sample is analyse...

journal_title：International journal of cosmetic science

authors： Challis BC,Colling J,Cromie DD,Guthrie WG,Pollock JR,Taylor P,Telling GM,Wallace L

更新日期：1995-12-01 00:00:00

abstract：:Cutaneous irritation is a stereotyped response of the skin to any physical or chemical insult. Its main manifestations encompass inflammatory erythema and an alteration of the cutaneous microrelief showing increased roughness, dehydration and erratic desquamation. Several instrumental methods can indirectly assess the...

journal_title：International journal of cosmetic science

authors： Uhoda E,Piérard GE

更新日期：2003-04-01 00:00:00

abstract：:Synopsis A brief review of new techniques of assessing skin irritancy is presented. Some of the difficulties of assessing minor degrees of irritancy are discussed. ...

journal_title：International journal of cosmetic science

authors： Vickers CF

更新日期：1979-12-01 00:00:00

abstract：OBJECTIVES:Liposomes are commonly used in cosmetic formulations to increase the bioavailability of active ingredients. We have previously shown that polysaccharide coating of liposomes improves their resistance to surfactants and electrolytes. In the current study, we have assessed the impact of coating on the skin pen...

journal_title：International journal of cosmetic science

authors： Belhaj N,Arab-Tehrany E,Loing E,Bézivin C

更新日期：2017-08-01 00:00:00

abstract：:Oleuropein, a phenolic compound derived from olive leaves and oil, is known to possess several biological properties, many of which may be attributed to its antioxidant and free radical-scavenging activities. Nevertheless, up to now, the cosmetic activity of this molecule has not been extensively investigated. The aim...

journal_title：International journal of cosmetic science

authors： Perugini P,Vettor M,Rona C,Troisi L,Villanova L,Genta I,Conti B,Pavanetto F

更新日期：2008-04-01 00:00:00

abstract：:Synopsis The dichlorophenyl-imidazoldioxolan elubiol is used for skin and hair care in subjects with oily skin or dandruff. A study was conducted in 14 men to evaluate by non-invasive methods the effect of long-term use of elubiol on the sebum output at the skin surface. Measures were made using the Sebumeter SM810 an...

journal_title：International journal of cosmetic science

authors： Pierard GE,Cauwenbergh G

更新日期：1996-10-01 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