Keratosis pilaris quantified by two test methods

Keratosis pilaris (KP) is one of the most common skin imperfections that results from follicular hyperkeratosis. It is characterized by an accumulation of corneocytes forming a keratinized plug which blocks and then dilates the hair follicle, sometimes associated with perifollicular erythema 1 (Figs 1-2). Because of its bad cosmetic appearance, KP can be socially disabling.2

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