منابع مشابه
Qualitative and Quantitative Estimation of Hydroquinone in Skin Whitening Cosmetics
Hydroquinone has been used for decades as a skin lightening agent. Its use in cosmetics has been banned as a result of skin problems including contact dermatitis and ochronosis. A total of 22 samples of different skin whitening cosmetics were collected from local market. They were analyzed by using thin layer chromatography and HPLC for qualitative and quantitative determination of their hydroq...
متن کاملPercutaneous absorption test – A case of effectiveness evaluation of skin-whitening cosmetics
To evaluate the effect of skin-whitening cosmetics, there is currently available a method to evaluate the degree of the disappearance of pigmented areas produced by ultraviolet irradiation by applying a sample to the skin. This method is convenient for evaluating a cosmetic formula. In animal models, this method shows much less individual differences, and due to the easiness in preparing animal...
متن کاملIn vitro Dermal Absorption of Hydroquinone: Protocol Validation and Applicability on Illegal Skin-Whitening Cosmetics.
In Europe, hydroquinone is a forbidden cosmetic ingredient. It is, however, still abundantly used because of its effective skin-whitening properties. The question arises as to whether the quantities of hydroquinone used become systemically available and may cause damage to human health. Dermal absorption studies can provide this information. In the EU, dermal absorption has to be assessed in vi...
متن کاملTracks of ancient cosmetics in the modern era of cosmetics
Cosmetics is as old as the history of human being. It has been present in human life since the times of the most ancient civilizations. Perfumery is one of the oldest branches of cosmetics. Valerian perfumes found from the Pharaohs’ pyramids, had maintained their aroma. Coriander, Mace oil, cardamom, cinnamon, and juniper were also the favorite materials used for perfumery in ancient Egyptian c...
متن کاملEmployment of Reservoirs in At-Home Whitening Trays: Efficacy and Efficiency in Tooth Whitening.
AIM This study aimed to determine the efficacy of trays made with and without reservoirs, in conjunction with time and cost evaluations, by measuring color change with home whitening procedures. MATERIALS AND METHODS Extracted human maxillary teeth (central incisors n = 20; canines n = 20; molars n = 20) and 60 artificial teeth (lateral n = 20; premolar n = 40) were mounted into ten typodonts...
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ژورنال
عنوان ژورنال: Asian Journal of Beauty and Cosmetology
سال: 2016
ISSN: 2466-2046,2466-2054
DOI: 10.20402/ajbc.2016.0026