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.
42 citations
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January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
8 citations
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July 2012 in “Annals of biomedical engineering” Hair absorbs molecules differently based on their size, charge, and love for water, and less at higher pH; this can help make better hair products.
January 2025 in “Pharmacology & Pharmacy” Microgravity may increase drug bioavailability, potentially reaching up to 80%.
55 citations
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September 2017 in “Expert Opinion on Drug Discovery” Different factors affect where drugs are absorbed in the small intestine, which is important for effective medication use.
182 citations
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December 2007 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles significantly increase the speed and amount of caffeine absorbed through the skin.
24 citations
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November 2009 in “Pharmaceutical Development and Technology” Transcutol P best increases Finasteride absorption for hair loss treatment.
20 citations
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December 1995 in “International Journal of Pharmaceutics” Liposomes can make the antiandrogen RU 58841 more effective for skin application by reducing absorption, increasing skin retention, and targeting sebaceous structures.
Optimized liposomes can improve drug delivery and effectiveness.
30 citations
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April 1990 in “Clinical Pharmacology & Therapeutics” Tretinoin cream boosts minoxidil absorption, possibly improving hair loss treatment.
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.
14 citations
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February 2011 in “Drug Metabolism and Disposition” Ketoconazole increases finasteride's effectiveness and lifespan in the body.
59 citations
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October 2012 in “Pharmaceutical Research” Squalene-based carriers improve delivery of a treatment to hair follicles for alopecia areata.
21 citations
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October 1978 in “The Journal of Clinical Pharmacology”
April 2026 in “Journal of Pharmaceutical Innovation” Curcumin nanocrystal gel improves skin absorption and is safe and effective for topical use.
38 citations
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February 2005 in “The journal of sexual medicine” The testosterone patch and gel are both effective, but they have different absorption patterns and effects on hormone levels.
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.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
15 citations
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November 2017 in “Drug Development and Industrial Pharmacy” Improved tablets lead to faster, better drug absorption for hair loss treatment.
13 citations
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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.
12 citations
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February 2019 in “Skin research and technology” White hair has less lipid content and absorbs water differently than brown hair.
202 citations
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June 2005 in “Aaps Pharmscitech” Lecithin organogels could be good for applying drugs to the skin because they are stable, safe, and can improve drug absorption.
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.
101 citations
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October 2016 in “Nanomedicine: Nanotechnology, Biology and Medicine” Fullerenes show potential in skin care but need more safety research.
58 citations
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November 2013 in “Journal of Innovative Optical Health Sciences” Multiphoton microscopy is a promising tool for detailed skin imaging and could improve patient care if its challenges are addressed.
47 citations
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June 1996 in “International Journal of Legal Medicine” Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
27 citations
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September 2018 in “Medicines” Oleic acid nanovesicles improve minoxidil absorption in hair follicles for alopecia treatment.
26 citations
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May 2012 in “Pharmaceutical Development and Technology” PEVs effectively deliver minoxidil through skin.
21 citations
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March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
20 citations
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January 2007 in “Fertility and Sterility” A woman developed male traits from accidental contact with her husband's testosterone gel.