3 citations
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June 2019 in “Journal of cosmetic dermatology” In this study, tresses treated with pH 1.0 acid straightener showed better straightening but more damage to hair properties compared to those treated with pH 2.0.
April 2019 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” This study found that the acidic hair straightening formulation at pH 1.0 improved hair alignments and straightening effectiveness more than pH 2.0, but it weakened fiber strength and affected hair color and composition.
1 citations
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October 2023 in “International Journal of Women s Health” In this study, scalp hydration and pH levels were not significantly different between hijab-wearing and non-hijab-wearing women, suggesting that hijab-wearing does not impair scalp health if there's no history of underlying scalp or skin disorders and the hijab is not worn damp.
November 2023 in “International journal of Ayurveda and pharma research” This study prepared and evaluated a polyherbal hair oil using plant-based ingredients, finding that it met standard parameters and effectively addressed hair problems such as growth and dandruff, with FDA approval for clinical use.
January 2024 in “Zenodo (CERN European Organization for Nuclear Research)” This study formulated and evaluated a pure herbal hair oil using fenugreek seeds and aloe vera, reporting that the oil effectively promotes robust hair growth, offers anti-fungal and anti-dandruff properties, and enhances hair glossiness, surpassing the efficacy of existing marketed products.