Combinations of potent topical steroids, mercury and hydroquinone are common in internationally manufactured skin-lightening products: a spectroscopic study.

Abstract

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)
DOI: 10.1111/ced.12720

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