3 citations
,
January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
3 citations
,
January 2016 in “Annals of Dermatology” Minoxidil was the most effective treatment for hair regrowth in rats compared to Aminexil or Kerium.
2 citations
,
September 2020 in “International journal of radiology & radiation therapy” Radiotherapy can cause rare changes in hair color, which should be discussed with patients.
2 citations
,
January 2017 in “Journal of Pigmentary Disorders” Genetics, stress, and health issues can cause early hair greying, which affects self-esteem, and there's no cure, only hair dye.
February 2026 in “American Scientific Research Journal for Engineering, Technology, and Sciences (Global Society of Scientific Research and Researchers)” Gray hair requires special coloring techniques and care to maintain quality and strength.
August 2024 in “Biomolecules & Therapeutics” A new compound, HTPI, promotes hair growth by protecting cells from damage and regulating energy use.
August 2023 in “International journal of basic and clinical pharmacology” Herbal hair serum promotes natural hair growth and maintains healthy hair.
76 citations
,
May 2007 in “Menopause International” After menopause, women lose a lot of skin collagen, but estrogen replacement might improve skin health.
61 citations
,
December 2016 in “The EMBO Journal” The study showed that hair follicle stem cells can maintain and organize themselves in a lab setting, keeping their ability to renew and form hair and skin.
59 citations
,
June 2023 in “Nature Aging” Blocking IL-17 signaling may reduce skin inflammation and delay aging.
53 citations
,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
51 citations
,
September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
45 citations
,
June 2016 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Silicon can improve skin and hair health, but more research is needed.
36 citations
,
September 2009 in “Journal of Cellular and Molecular Medicine” New treatments targeting skin stem cells show promise for skin repair, anti-aging, and cancer therapy.
32 citations
,
August 2019 in “Nature Communications” Chemotherapy causes permanent hair follicle damage by triggering stem cell loss.
31 citations
,
February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
29 citations
,
December 2016 in “The EMBO Journal” Gata6 is important for protecting hair growth cells from DNA damage and keeping normal hair growth.
27 citations
,
June 2015 in “Journal of photochemistry and photobiology. B, Biology” The new lab-grown skin model is good for testing sunscreen's protection against DNA damage from UV light.
17 citations
,
September 2014 in “PLoS ONE” SK2 channels help control sensory signals in rat muscle spindles and hair follicles.
15 citations
,
September 2006 in “Journal of International Medical Research” Nourkrin® significantly increased hair growth and was well-tolerated by people with hair loss.
10 citations
,
November 2022 in “Protein & Cell” Quercetin significantly helps hair growth by activating hair follicles and improving blood vessel formation around them.
9 citations
,
March 2019 in “Scientific reports” Temporary ROS production in cultured human hair follicles promotes growth and stem cell activation.
7 citations
,
September 2017 in “Scientific Reports” Mice with too much sPLA₂-IIA have hair loss and poor wound healing due to abnormal hair growth and stem cell depletion.
7 citations
,
June 2017 in “Omics” The study developed a method to analyze ancient hair proteins using very small samples.
6 citations
,
September 2012 in “Clinical Interventions in Aging” Honokiol might help reduce male skin aging by maintaining testosterone levels.
5 citations
,
January 2018 in “Acta dermato-venereologica” Premature hair greying may indicate a higher risk of metabolic problems.
4 citations
,
August 2020 in “Applied Materials Today” Hydrogel microcapsules help create cells that boost hair growth.
2 citations
,
January 2018 in “International Journal of Advanced Community Medicine” The cream effectively reduces hyperpigmentation and signs of aging without causing skin irritation.
1 citations
,
August 2024 in “Journal of Cutaneous and Aesthetic Surgery” Hair density decreases with age, especially in the 60s.
1 citations
,
November 2019 in “Applied sciences” Human hair provides more UV protection when aligned and at higher angles, but the scalp still gets UV exposure.