1 citations
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November 2004 in “International Journal of Cosmetic Science” External agents penetrate skin more easily in areas with fewer lipids, especially through hair follicles.
42 citations
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January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
15 citations
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August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
2 citations
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July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.