Z Spengane

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BACKGROUND The topical steroids betamethasone (BM) and clobetasol propionate (CP) are illegal in cosmetics. Hydroquinone (HQ) and mercury (Hg) are either illegal or allowed only in limited concentrations (2% and 1 ppm, respectively). AIM To investigate active ingredients and countries of origin of popular skin-lightening products available in Cape Town,(More)
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