July 2022 in “Journal of Investigative Dermatology” This study suggests that using a non-medicated, hypo-allergenic scalp clarifying shampoo may improve hair volume and reduce shedding in women with lichen planopilaris and female pattern hair loss.
4 citations
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October 2018 in “Skin appendage disorders” This article reviews the pros and cons of co-washing for hair cleansing and presents no new clinical results; the authors describe potential residue buildup as a drawback.
August 2025 in “International Journal of Advanced Research in Science Communication and Technology” In this study, researchers aimed to develop a herbal shampoo by replacing harmful synthetic ingredients with natural alternatives to improve safety and effectiveness, targeting issues like hair loss and scalp irritation often associated with traditional shampoos.
9 citations
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January 1966 in “Economic botany” Plant-based ingredients in hair care are being replaced by synthetic alternatives.
44 citations
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January 2010 in “International journal of trichology” This article discusses the complexity of selecting hair cleansing products and conditioners and reports no new scientific findings or results.