October 2025 in “Dermatology and Therapy” Nutrafol® nutraceuticals improve hair thickness and strength.
January 2025 in “Epsilon Archive for Student Projects (University of Southampton)” Mange and orf are present in some goat herds in Zambia, but more research is needed.
June 2024 in “International Journal for Research in Applied Science and Engineering Technology” Flaxseed hair gel is effective for hair growth and dandruff, is stable, and has minimal side effects.
December 2023 in “International Journal of Newgen Research in Pharmacy & Healthcare” Both herbal and synthetic shampoos in India are generally safe and effective.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
Non-invasive methods can effectively diagnose and manage alopecia areata.
May 2023 in “Frontiers in chemistry” Zolpidem shows up in hair from the top back of the head after one dose and fades over time, suggesting it gets into hair through blood and sweat.
March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing a specific gene in certain skin cells causes hair loss on the body by disrupting normal hair development.
January 2021 in “American Journal of Applied Sciences” Cut hair can help link suspects to crime scenes.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
December 2016 in “Journal of evolution of medical and dental sciences” Skin problems are common in thyroid disorders, with dry skin in hypothyroidism and warm, soft skin in hyperthyroidism.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.
December 2010 in “Jurnal Natural (Faculty of Mathematics and Natural Science, Syiah Kuala University)” Age, race, family history, and certain genetic factors increase prostate cancer risk.
January 2006 in “mediaTUM – the media and publications repository of the Technical University Munich (Technical University Munich)” Cattle hair isotope analysis can reveal diet and farm system characteristics.
25 citations
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November 2012 in “Thermochimica Acta” Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.
16 citations
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June 2015 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzyme DHHC13 is essential for healthy hair and skin, and its deficiency leads to hair loss and skin problems.
August 2021 in “Indian dermatology online journal” A young boy with a rare skin and nail condition improved significantly with simple topical treatments.
84 citations
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April 2002 in “Archives of Dermatology” Loose anagen hair syndrome may be caused by keratin gene mutations.
7 citations
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June 2017 in “Gene” Overexpression of FGF5s makes Chinese Merino sheep grow longer and heavier wool.
January 2024 in “Authorea (Authorea)” Using laccase to add poly(tyrosine) to wool makes it less likely to shrink and stronger.
2 citations
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January 2023 in “Pharmaceuticals” Natural products and phytochemicals may help with hair regrowth, but more research is needed.
50 citations
,
January 1986 34 citations
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June 2005 in “Developmental dynamics” Runx3 helps determine hair shape.
27 citations
,
November 2007 in “Genomics” Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
3 citations
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February 2023 in “ACS omega” Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
April 2026 in “Cosmetics” The shampoo effectively covers gray hair gradually and maintains color after multiple washes.
309 citations
,
October 2007 in “Biomaterials” Keratin from human hair helps nerves heal faster.
22 citations
,
June 2020 in “iScience” Sox21 is crucial for tooth development and enamel formation by preventing cells from changing into a different type.
13 citations
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March 2020 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy” Alopecic hair has more irregular structures and chemical changes than normal hair, reducing its strength.