Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
52 citations
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September 2018 in “International Journal of Molecular Sciences” Ginseng and its compounds may help hair growth and prevent hair loss, but more human trials are needed to confirm this.
2 citations
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April 2017 in “Asian Journal of Psychiatry” Valproic acid can cause hair loss when taken orally but may promote hair growth when applied topically.
October 2025 in “Frontiers in Pharmacology” Arctium lappa L. might help treat immune-related skin diseases, but more research is needed.
February 2024 in “Skin health and disease” Exosomes could improve skin and hair treatments but are limited by cost, production difficulty, and need for more research.
43 citations
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July 2013 in “Pharmacological reviews” New research on prostamide F2α has led to treatments for glaucoma and eyelash growth and may have more medical uses.
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.
12 citations
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January 2021 in “Journal of Investigative Dermatology” Hair follicle studies suggest that maintaining telomere length could help treat hair loss and graying, but it's uncertain if mouse results apply to humans.
April 2024 in “Pharmaceuticals” Bimatoprost helps with hair growth and eye conditions but can be costly and have side effects.
16 citations
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October 2009 in “Xenobiotica” The tested hair dye ingredients do not form harmful oxidized metabolites in the liver.
2 citations
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January 2022 in “BioMed Research International” Finasteride-loaded nanogels are effective, safe, and improve drug absorption through the skin.
August 2023 in “European Journal of Plastic Surgery” 3D bioprinting is advancing in plastic and reconstructive surgery, especially for creating tissues and improving surgical planning, but faces challenges like vascularization and material development.
April 2016 in “Plastic and reconstructive surgery. Global open” Tafluprost could be a potential treatment for hair loss by promoting hair growth phase changes.
113 citations
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September 2005 in “Journal of Investigative Dermatology” Applying a special compound can promote hair growth without harmful side effects.
77 citations
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May 2012 in “Expert Opinion on Emerging Drugs” New treatments for male hypogonadism are effective and should be personalized.
38 citations
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November 2024 in “Scientific Reports” The new wound dressing speeds up healing and kills bacteria effectively.
23 citations
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January 2001 in “International journal of toxicology” St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.
22 citations
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October 1996 in “Dermatologic clinics” Understanding intermediate filaments helps explain hair health and related diseases.
19 citations
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June 2021 in “The world journal of men's health” Using anabolic-androgenic steroids can harm men's reproductive health and increase the risk of heart problems and death.
17 citations
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March 2005 in “Journal of Investigative Dermatology” Autofluorescence in hair follicle stem cells can interfere with studies but may help isolate these cells.
16 citations
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April 2017 in “Journal of Cosmetic Dermatology” Ficus carica leaf extract may help treat skin disorders by reducing inflammation and androgen effects in skin cells.
15 citations
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July 2013 in “Cell Reports” Indian Hedgehog helps control skin cell growth and protects against aggressive skin cancer.
15 citations
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May 1999 in “Journal of Investigative Dermatology” Alopecia areata is complex, with genetic and immune factors, and animal models are key for future treatment research.
14 citations
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November 2020 in “International Journal of Molecular Sciences” Advanced therapies like gene, cell, and tissue engineering show promise for hair regrowth in alopecia, but their safety and effectiveness need more verification.
13 citations
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March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
13 citations
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January 2017 in “Chemical & Pharmaceutical Bulletin” Certain compounds, especially those with a propionic substituent, could potentially be new treatments for hair loss and similar disorders.
12 citations
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December 2021 in “Aging” A new painless method to collect hair follicles helps study DNA damage and aging.
10 citations
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May 2016 in “Polymer” New nanocarriers improve skin drug delivery with low toxicity at certain concentrations.
10 citations
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October 2006 in “Expert Opinion on Emerging Drugs” New treatments for male hypogonadism are easier to use and target specific tissues to reduce side effects.
7 citations
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January 2025 in “Journal of Medicinal Chemistry” New itaconate prodrugs improve its absorption and effectiveness for treating inflammation.