82 citations
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January 1994 in “Skin Pharmacology and Physiology” Hair follicles and glands significantly increase steroid absorption in skin.
25 citations
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June 2015 in “Clinical, Cosmetic and Investigational Dermatology” Microneedling helps increase the absorption of a melanin product into hair follicles, which may improve laser hair removal effectiveness.
4 citations
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July 2023 in “Journal of Cosmetic Dermatology” Adapalene microemulsions improve drug delivery through hair follicles, enhancing acne treatment.
10 citations
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July 2021 in “European journal of pharmaceutics and biopharmaceutics” Nanoparticles sized between 470 and 750 nm are best for delivering substances like caffeine into hair follicles for absorption.
29 citations
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June 2014 in “Drug delivery” The new formulation improved the skin absorption of the drug Thiocolchicoside.
11 citations
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December 2011 in “International journal of pharmaceutics” Ultrasound increases skin permeability but blocks hair follicles.
2 citations
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December 2015 in “DOAJ (DOAJ: Directory of Open Access Journals)” Sonophoresis reduces skin absorption of sodium fluorescein in certain liposomes.
August 2018 in “Jundishapur journal of natural pharmaceutical products” Transfollicular drug delivery can improve medication absorption through hair follicles.
January 2012 in “Journal of Cosmetics Dermatological Sciences and Applications” Iontophoresis greatly improves skin absorption of certain substances, especially in hairy mice.
10 citations
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April 2016 in “Research and reports in transdermal drug delivery” Transfollicular drug delivery is promising but needs more research to improve and understand it better.
21 citations
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April 2012 in “European Journal of Pharmaceutics and Biopharmaceutics” The gel with special fat-loaded particles from rice bran could be an effective skin treatment for hair loss.
141 citations
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November 2005 in “International journal of pharmaceutics” Hair follicles may soon be used more for targeted and systemic drug delivery.
82 citations
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January 2002 in “Journal of drug targeting” Drugs penetrate scalp skin better than abdominal skin, with scalp hair follicles aiding in higher drug delivery.
14 citations
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April 2019 in “Saudi pharmaceutical journal” Microparticles help caffeic acid stay longer in hair follicles for better treatment of folliculitis.
156 citations
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August 2016 in “Journal of controlled release” Tight junctions are key for skin protection and controlling what gets absorbed or passes through the skin.
20 citations
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August 2014 in “Therapeutic delivery” The transfollicular route shows promise for noninvasive, targeted drug delivery but needs more research.
18 citations
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August 2019 in “Drug Development and Industrial Pharmacy” Quercetin-loaded nanoparticles can penetrate skin, minimize hair loss, and promote hair regrowth, showing slightly better results than a marketed product.
24 citations
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April 2007 in “European Journal of Pharmaceutics and Biopharmaceutics” Microparticles containing artocarpin extract could effectively treat hair loss and acne with minimal side effects.
15 citations
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October 2020 in “European journal of pharmaceutics and biopharmaceutics” Caffeine penetrates skin quickly through open hair follicles, but less through closed ones, with levels becoming equal after 22 hours.
September 2025 in “Journal of Drug Delivery and Therapeutics” Targeting hair follicles can effectively promote hair growth and treat hair disorders.
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.
161 citations
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April 2006 in “Journal of Investigative Dermatology” Liposomes with certain properties can effectively deliver drugs deep into hair follicles.
6 citations
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December 2015 in “International journal of nanomedicine” Using sonophoresis can make it harder for certain drug-loaded liposomes to get through the skin.
130 citations
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August 2020 in “Drug Design Development and Therapy” Nanoparticles can improve skin drug delivery but have challenges like toxicity and stability that need more research.
316 citations
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June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
151 citations
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July 2011 in “Archives of Dermatological Research” Liposomal systems show promise for delivering drugs through the skin but face challenges like high costs and stability issues.
94 citations
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May 2011 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.
60 citations
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January 2014 in “Anais Brasileiros De Dermatologia” Nanotechnology in dermatology shows promise for better drug delivery and treatment effectiveness but requires more safety research.
52 citations
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January 2020 in “Scientific Reports” NLCs with manual massage greatly improve clobetasol delivery to hair follicles.
47 citations
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April 2017 in “European Journal of Pharmaceutics and Biopharmaceutics” The new dutasteride formula can be applied to the skin, may promote hair growth, and has fewer side effects.