Chemico-physical and functional properties of inorganic sunscreens in cosmetic products.

abstract：:Long cattle tendons were enzymatically disposed of lipoid and accompanying nitrogenous substances. Collagenous hydrolysate of average molecular mass M(a) = 0.830 +/- 1.206 kDa, suitable for application in skin and hair-care preparations, was obtained through hydrolysis by commercial protease (Bacillus subtilis) under ...

journal_title：International journal of cosmetic science

authors： Langmaier F,Mládek M,Kolomazník K,Sukop S

更新日期：2002-10-01 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：: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：:Synopsis The self-diffusion of salicylic acid has been monitored radiochemically through pigskins (whole and dermal) and human skins (whole, dermal and epidermal). The effects of pH, temperature and changing dimethyl formamide (DMF) concentration on the penetration of salicylic acid through the various skin membranes ...

journal_title：International journal of cosmetic science

authors： Dyer A,Hayes GG,Wilson JG,Catterall R

更新日期：1981-12-01 00:00:00

abstract：:Synopsis The viscosity of cosmetic emulsions is of great practical importance and related to their skin feel. To achieve a desirable and constant viscosity is not an easy task because numerous factors must be considered. Based on theoretical considerations a new surfactant, steareth-5-stearate, has been developed. It ...

journal_title：International journal of cosmetic science

authors： Dahms G

更新日期：1991-02-01 00:00:00

abstract：:Kajal and surma are eye cosmetics extensively used in Indian subcontinent. Kajal is prepared by burning of vegetable oil and butter oil while surma by grinding of the stones. High performance liquid chromatography and gas chromatography-mass spectrometry instruments were used for quantification and confirmation of 16 ...

journal_title：International journal of cosmetic science

authors： Patel DK,Prasad S,Tripathi R,Behari JR

更新日期：2009-06-01 00:00:00

abstract：:In recent years the importance of sphingolipids (cerebrosides, sphingomyelin, ceramides, sphingosine-1-phospate, etc.) in skin biology is receiving an increasing interest. Not only are ceramides essential for the barrier function of the skin, especially through their phytosphingosine, sphingosine and 6-hydroxysphingos...

journal_title：International journal of cosmetic science

authors： Farwick M,Watson RE,Rawlings AV,Wollenweber U,Lersch P,Bowden JJ,Bastrilles JY,Griffiths CE

更新日期：2007-08-01 00:00:00

abstract：:Synopsis An O/W/O multiple emulsion was formulated using almond oil as the inner phase and liquid paraffin as the outer phase. The properties of the formulation ingredients were explored: effect of the type of primary emulsifier, and the nature and concentration of the secondary emulsifier. The volume fraction of the ...

journal_title：International journal of cosmetic science

authors： Baillet A,Pirishi E,Vaution C,Grossiord JL,Ferrier-Baylocq D,Seiller M

更新日期：1994-02-01 00:00:00

abstract：:On a daily basis, the skin is exposed to many environmental stressors and insults. Over a 24-h natural cycle, during the day, the skin is focused on protection; while at night, the skin is focused on repairing damage that occurred during daytime and getting ready for the next morning. Circadian rhythm provides the pre...

journal_title：International journal of cosmetic science

authors： Dong K,Goyarts EC,Pelle E,Trivero J,Pernodet N

更新日期：2019-12-01 00:00:00

abstract：OBJECTIVE:The objective of this work was to investigate the utility of a new in vitro SPF test method in blinded ring-testing, against new ISO acceptance criteria. METHODS:Twenty four blinded, commercial, emulsion-type, primary sunscreen products, covering the full range of labelled SPF in Europe (SPF6 - 50+), were te...

journal_title：International journal of cosmetic science

authors： Pissavini M,Tricaud C,Wiener G,Lauer A,Contier M,Kolbe L,Trullás Cabanas C,Boyer F,Nollent V,Meredith E,Dietrich E,Matts PJ

更新日期：2018-04-20 00:00:00

abstract：OBJECTIVE:To determine the homogeneity in the distribution of two cutaneous functions (hydration and elasticity) along the entire human face. MATERIAL AND METHODS:The half faces (right or left, randomly chosen) of two groups of Caucasian women were measured on 24 different small sites (elasticity) and 41 others (hydra...

journal_title：International journal of cosmetic science

authors： Pierre J,Francois G,Benize AM,Rubert V,Coutet J,Flament F

更新日期：2018-10-01 00:00:00

abstract：:There is an increasing demand in general population regarding skin healthiness and improvement of aesthetical appearance, indicating that people require more information about how to treat healthy skin and to prevent skin disease. This study is the result of a campaign on healthy skin organized by the International So...

journal_title：International journal of cosmetic science

authors： Sparavigna A,Di Pietro A,Setaro M

更新日期：2005-12-01 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：:The photostabilities of four sunscreen products have been assessed in vitro by applying sunscreen to a substrate and measuring the spectral transmission prior to, and after exposure to a source of ultraviolet (UV) radiation. Results were independent of whether an application thickness of 1 or 2 mg/cm ; 2 was used, and...

journal_title：International journal of cosmetic science

authors： Stokes R,Diffey B

更新日期：1999-10-01 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: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：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:The present investigation is based on the formulation of water-in-oil (w/o) cream preparations of ascorbic acid (AA) at pH 4-6 using different emollients and humectants. METHODS:The preparations were stored in the dark at 30°C for a period of 3 months and were studied for their chemical and physical stabilit...

journal_title：International journal of cosmetic science

authors： Sheraz MA,Khan MF,Ahmed S,Kazi SH,Khattak SR,Ahmad I

更新日期：2014-10-01 00:00:00

abstract：OBJECTIVE:To determine whether the coordination environment of copper in hair is affected by the shampoo used. METHODS:Electron paramagnetic resonance (EPR) spectroscopy to discriminate between mixed oxygen/nitrogen and mixed oxygen/sulphur coordination of copper after treatment with two different shampoos. RESULTS:C...

journal_title：International journal of cosmetic science

authors： Worasith N,Goodman BA

更新日期：2015-02-01 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：:This study was a pilot project, set up to assess ageing skin using a multi-disciplinary approach. The main aim of this study was to evaluate whether the use of more radical ('medical') treatments in the management of skin ageing would bring superior results and ultimately make people look younger, than the use of cosm...

journal_title：International journal of cosmetic science

authors： Tamburic S,Grant-Ross P,Labedzka M,Daniels G

更新日期：2012-10-01 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：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：:The comparison of the results of microscopic, conductimetric and rheologic analyses carried out on the same triple W/O/W emulsion, immediately following its manufacture and 10 years later, indicates the remarkable stability of such system. This stability illustrates the great potential of this formula in the protectio...

journal_title：International journal of cosmetic science

authors： de Luca M,Grossiord JL,Seiller M

更新日期：2000-04-01 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：: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：: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：: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：:Hexamidine (HEX) has been used as a preservative in topical preparations since the 1950s. A number of studies also indicate that the molecule plays a beneficial role in skin homoeostasis. In this review, we describe the physicochemical properties of hexamidine diisethionate (HEX D) and the corresponding hydrochloride ...

journal_title：International journal of cosmetic science

authors： Parisi N,Matts PJ,Lever R,Hadgraft J,Lane ME

更新日期：2017-08-01 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