February 2024 in “Pharmaceutical research” Hair follicles affect how well small molecules can pass through the skin, and this varies depending on the molecule's features.
211 citations
,
February 2009 in “European journal of pharmaceutics and biopharmaceutics” Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.
95 citations
,
July 2015 in “European journal of pharmaceutics and biopharmaceutics” Lipid nanoparticles can help deliver drugs through hair follicles but struggle to penetrate deeper skin layers.
35 citations
,
January 2018 in “Skin pharmacology and physiology” Nanoemulsion creams with certain enhancers can greatly increase caffeine delivery through skin.
8 citations
,
June 2019 in “Pharmaceutical research” Applying heat with certain chemicals can greatly improve how well isotretinoin gets into the skin through hair follicles.
211 citations
,
June 2012 The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.
13 citations
,
October 2012 in “InTech eBooks” Nanocarriers could improve how drugs are delivered through the skin but require more research to overcome challenges and ensure safety.
9 citations
,
January 2016 in “Journal of Controlled Release” Local hypobaric pressure can significantly improve drug delivery through the skin.
3 citations
,
April 2015 in “International research journal of pharmacy” Gentamicin penetrates pig skin better through open hair follicles than blocked ones.
2 citations
,
November 2025 in “Pharmaceutics” Moderately lipophilic dyes penetrate skin deeply, while highly hydrophobic or lipophilic dyes stay on the surface.
1 citations
,
February 2018 in “Psicologia e Saúde em Debate” The caffeine shampoo formulation is stable and suitable for treating hair loss.
1 citations
,
July 2005 in “Drugs and the pharmaceutical sciences” Targeting drugs to hair follicles can treat skin conditions, but reaching deep follicle areas is hard and needs more research.
January 2022 in “International Journal of Health Science” Topical products, especially specific shampoos, are effective in treating androgenetic alopecia by delivering active ingredients to hair follicles and improving hair quality.
November 2025 in “Cureus” PCOS-related acne can be managed by targeting hormones and insulin resistance.
January 2014 in “Journal of Pigmentary Disorders” Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.
35 citations
,
June 2017 in “Pharmaceutical research” Researchers developed a model that shows hair follicles increase skin absorption of caffeine by 20%.
11 citations
,
May 2010 in “Journal of Medicinal Chemistry” A new compound was created in 2010 that can control oil production when applied to the skin, and its effects are completely reversible after two weeks.
1 citations
,
November 2024 in “Pharmaceutical Sciences” Deformable vesicular carriers improve drug delivery for skin conditions and systemic treatments.
93 citations
,
January 2007 in “Skin Pharmacology and Physiology” Caffeine in shampoo quickly enters the body through hair follicles.
1 citations
,
July 2005 in “Informa Healthcare eBooks” Hair follicles could be used for targeted drug delivery, with liposomal systems showing promise for this method.
28 citations
,
April 2014 in “Hormones” Higher androstenedione levels in women with PCOS are linked to more severe symptoms.
38 citations
,
March 2015 in “Journal of controlled release” IMSG nanoparticles improve vaccine delivery and immune response through hair follicles.
25 citations
,
December 2013 in “Journal of Investigative Dermatology Symposium Proceedings” New methods like nanoparticles and microneedles show promise for better skin drug delivery, especially for hair disorders.
4 citations
,
July 2023 in “Pharmaceutics (Basel)” Nanoparticle-based drug delivery to hair follicles is more effective when tested under conditions that match skin behavior.
43 citations
,
November 2012 in “Pharmaceutical research” Fractional CO2 laser treatment significantly boosts drug and nanoparticle skin absorption, especially through hair follicles.
32 citations
,
September 2018 in “Journal of pharmaceutical sciences” The model better predicts how water-loving and fat-loving substances move through the skin by including tiny pores and hair follicle paths.
122 citations
,
April 2011 in “European Journal of Pharmaceutics and Biopharmaceutics” Particles around 100 nm can penetrate and stay in hair follicles without passing through healthy skin, making them safe for use in topical products and useful for targeted drug delivery.
8 citations
,
November 2007 in “Skin Pharmacology and Physiology” Stretching skin improves retinyl ascorbate delivery.
6 citations
,
December 2015 in “International journal of nanomedicine” Using sonophoresis can make it harder for certain drug-loaded liposomes to get through the skin.
December 2023 in “Biological & pharmaceutical bulletin” IPM enhances skin penetration of hydrophilic drugs.