January 2025 in “MEDS Public Health and Preventive Medicine” Spermidine supplements can help extend the hair growth phase and may be useful for treating hair loss.
June 2024 in “Research Square (Research Square)” Jagged-1 in skin Tregs is crucial for timely wound healing by recruiting specific immune cells.
October 2023 in “Benha Journal of Applied Sciences” Methotrexate and vitamin D3 are potentially more effective and safer than triamcinolone for treating localized alopecia areata.
October 2023 in “Frontiers in medicine” Targeted immunotherapy could be a promising new treatment for hair regrowth.
April 2021 in “Journal of Law Public Policies and Human Sciences” The described COVID-19 treatments seemed effective in influencing the disease's course, duration, and severity.
Early NAS level changes affect alcohol consumption vulnerability.
Alopecia areata is an autoimmune disease affecting hair follicles and may harm heart health.
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March 2015 in “Journal of Investigative Dermatology” Silencing certain circadian clock genes increases skin pigmentation.
January 2021 in “Skin Appendage Disorders” November 2025 in “Journal of Investigative Dermatology” Dark skin has stronger barriers and structure due to specific gene activity.
September 2018 in “CRC Press eBooks” Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
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April 2004 in “International Journal of Dermatology” Postinflammatory hyperpigmentation causes dark skin patches and needs personalized treatment.
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January 2018 in “Indian Dermatology Online Journal” A brown shadow seen in dermoscopy is a marker for lichen nitidus.
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November 2013 in “Case reports in dermatology” A woman's skin darkened after using dutasteride and pimecrolimus for hair loss, but improved when she stopped the medications and protected her skin from light.
June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” A new hair dye method uses polyphenols and oxidation to create a long-lasting brown color on gray hair.
January 2026 in “Deutsches Ärzteblatt international” September 2019 in “Journal of Investigative Dermatology” PCE-DP brightens skin and promotes hair growth by enhancing cell growth and reducing melanin uptake.
April 2018 in “Journal of Investigative Dermatology” The research found that a specific skin cell type not only triggers hair growth but also controls hair color, and that aging can lead to hair loss and color changes.
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January 1994 in “Skin pharmacology and physiology” Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
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June 2011 in “InTech eBooks” Darker skin provides more protection against UV damage and cancer.
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January 2002 Melanin and melanocytes contribute to the brown pigmentation in stasis dermatitis.
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October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
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January 2009 in “International Journal of Trichology” Sunlight exposure ages hair, making it brittle, stiff, and dry.
June 2022 in “Endocrine Abstracts” Finasteride can cause lasting skin lightening in women.
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November 2024 in “Journal of Cutaneous and Aesthetic Surgery” This treatment effectively reduces dark circles by improving volume and skin quality.
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November 2015 in “JAMA dermatology” A 91-year-old woman's hair turned black in one spot, with skin changes underneath.