47 citations
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September 1997 in “Journal of Pharmaceutical Sciences” Properly formulated large molecules can reach active levels at the hair bulb.
34 citations
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July 2010 in “Expert Opinion on Drug Delivery” The document concludes that there is no agreed-upon best method for measuring drug delivery within hair follicles and more research is needed to validate current techniques.
69 citations
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December 2015 in “Journal of Controlled Release” Nanocapsules can improve clobetasol delivery to hair follicles, reducing side effects.
21 citations
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November 2020 in “European Journal of Pharmaceutics and Biopharmaceutics” Low-frequency skin massage helps nanoparticles penetrate hair follicles better.
September 2019 in “Journal of Investigative Dermatology” Researchers developed a new method to deliver molecules to hair follicles to manage hair growth without damaging surrounding skin.