July 2021 in “Indian journal of dermatopathology and diagnostic dermatology” Trichoscopy is a reliable method for diagnosing hair and scalp disorders quickly and non-invasively.
2 citations
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May 2019 in “International Journal of Molecular Sciences” Tranexamic acid turns white hair brown in certain mice by affecting specific proteins.
2 citations
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July 2022 in “PubMed” Coconut oil helps with brittle hair and infestations, castor oil may improve hair shine, and argan oil lacks evidence for hair benefits.
2 citations
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January 2020 Certain dietary supplements can improve hair health.
May 2026 in “Preprints.org” Dark-coated cats are more stressed, and adoption reduces stress in cats.
73 citations
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October 2003 in “Journal of Pharmacology and Experimental Therapeutics” Hair color loss can indicate the effectiveness of a drug targeting the KIT protein in mice and humans.
2 citations
,
September 2016 in “Springer eBooks” Humans can accurately guess age from faces, with women being slightly better at it, and age perception is linked to evolutionary factors.
1 citations
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April 2015 in “Current problems in dermatology” The document concludes that the trichogram is a useful tool for diagnosing hair loss and suggests semi-organ cultures for practical trichological research.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
18 citations
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July 2018 in “Skin appendage disorders” Trichoscopy helps diagnose hair and scalp disorders in dark-skinned people by identifying unique patterns.
April 2024 in “Diagnostics” Most orthodontic patients with missing teeth also have hair disorders.
The herbal mixture Xiantene may help treat common baldness, and men who grey early tend to be less bald but more grey.
7 citations
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November 2011 in “Skin Research and Technology” The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.
December 2014 in “Bali Medical Journal” Females have higher estrogen receptor levels in hair than males, and these levels decrease in white hair compared to black hair.
5 citations
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September 2016 in “Security science and technology” DNA can predict physical traits like eye and hair color accurately, especially in Europeans, but predicting other traits and in diverse populations needs more research.
1 citations
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August 2025 in “Journal of Investigative Dermatology” Genetic studies on hair traits can improve understanding of health and disease.
June 2025 in “Clinical Cosmetic and Investigational Dermatology” Gray hair can potentially be managed or reversed with treatments that boost melanin production and address nutritional deficiencies.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
401 citations
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January 2013 in “Postepy Dermatologii I Alergologii” The paper concludes that understanding melanocyte development can help in insights into skin diseases and melanoma diversity.
11 citations
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February 2019 in “Research and reports in forensic medical science” DNA phenotyping helps predict physical traits from DNA with varying accuracy and requires careful ethical and legal handling.
9 citations
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July 2022 in “Journal of Cosmetic Dermatology” The ammonia-free hair dye is safe and improves hair shine, color, moisture, porosity, and combability.
9 citations
,
November 2015 in “JAMA dermatology” A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
2 citations
,
December 2025 in “Cosmetics” Proper scalp care can improve hair health and delay ageing signs.
1 citations
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January 2016 in “Acta histochemica” Black sheep have higher levels of Gnαs and Gnα11 proteins, which may affect their coat color.
1 citations
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April 2025 in “International Journal of Pharmaceutical Research and Applications” The herbal shampoo cleans hair well, promotes growth, and is a safe alternative to synthetic shampoos.
April 2026 in “Cosmetics” The shampoo effectively covers gray hair gradually and maintains color after multiple washes.
June 2024 in “Molecules/Molecules online/Molecules annual” Platycladus orientalis flavonoids protect balding hair from UV damage and slow hair color change.
December 2023 in “Frontiers in Medicine” Hair samples can reliably monitor tacrolimus levels in kidney transplant patients.
Hair aging leads to color loss and reduced density, and dermatologists are key in treating it to improve quality of life.
24 citations
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August 2013 in “Facial Plastic Surgery Clinics of North America” SMP is a medical tattoo for hair loss, improving appearance and camouflaging scars, but requires skill and has limitations.