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.
April 2018 in “Journal of Investigative Dermatology” Researchers found that the Leptin receptor is a consistent marker for hair follicle dermal cells, which may help future hair research.
April 2018 in “Journal of Investigative Dermatology” Fgf20 is important for the development and regulation of the cells that form the base of hair follicles.
35 citations,
January 2013 in “International Journal of Trichology” Kids with early graying hair often have low levels of calcium, ferritin, and vitamin D3.
28 citations,
December 2019 in “Skin appendage disorders” Some medications might reverse gray hair, especially those that reduce inflammation or stimulate pigment production, and vitamin B might help.
May 2021 in “Open Access Macedonian Journal of Medical Sciences” People with premature hair graying have an imbalance between harmful and protective molecules in their body, hinting that antioxidants might help.
July 2017 in “British Journal of Dermatology” The document concludes that scalp conditions have various causes and can present in many different ways.
59 citations,
November 2015 in “International Journal of Cosmetic Science” Oxidative stress damages hair and contributes to aging, and managing it can help maintain hair health.
40 citations,
August 2006 in “Current Drug Safety” Some drugs can cause hair loss, excessive growth, or color changes, often reversible but sometimes permanent.
January 2012 in “Human health handbooks” Traditional Indian remedies are used for hair health, but more scientific evidence is needed to prove their safety and effectiveness.
36 citations,
September 2015 in “Forensic Science International: Genetics” Certain DNA variants can predict straight hair in Europeans but are not highly specific.
10 citations,
June 2019 in “International Journal of Cosmetic Science” Some plant-based chemicals may help with hair growth, but more research is needed to confirm their effectiveness.
3 citations,
July 2023 in “Frontiers in Aging” Hair follicle stem cells change states with age, affecting hair growth and aging.
January 2020 in “Medpulse International Journal of General Medicine/Medpulse International Journal of Medicine” Premature graying of hair is often linked with other health issues, but treatment with biotin, zinc, and calcium pantothenate is not very effective.
September 2016 in “Springer eBooks” Gray hair is caused by oxidative stress damaging hair cells.
14 citations,
December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
12 citations,
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.
1 citations,
September 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Removing Dicer from pigment cells in newborn mice causes early hair graying and changes in cell migration molecules.
July 2023 in “Biomolecules” The new "whisker follicle microinjection assay" can test how different biomolecules affect hair growth and color.
July 2012 in “British Journal of Dermatology” Hair loss treatments show limited improvement, sunscreen thickness affects vitamin D production, and the effectiveness of IVIg for toxic epidermal necrolysis is uncertain.
450 citations,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
148 citations,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
93 citations,
October 2006 in “The International Journal of Biochemistry & Cell Biology” Melanocytes are crucial for skin pigmentation and can affect conditions like melanoma, vitiligo, and albinism, as well as hair color and hearing.
80 citations,
April 2006 in “Clinical Interventions in Aging” Minoxidil and Finasteride are effective for male baldness; more research is needed for hair aging treatments.
62 citations,
April 2009 in “British Journal of Dermatology” Epidermal stem cells could lead to new treatments for skin and hair disorders.
46 citations,
April 2014 in “PLOS ONE” Gray hair may be caused by lower antioxidant activity in hair cells.
41 citations,
December 2018 in “Experimental Dermatology” Understanding how melanocyte stem cells work could lead to new treatments for hair graying and skin pigmentation disorders.
29 citations,
January 2021 in “Journal of Investigative Dermatology” Fat under the skin releases HGF which helps hair grow and gain color.
26 citations,
January 2018 in “Annals of dermatology/Annals of Dermatology” Hair graying may be caused by stem cell depletion from stress or melanocyte damage.
21 citations,
May 2022 in “Frontiers in Cell and Developmental Biology” Hair growth and health are influenced by factors like age, environment, and nutrition, and are controlled by various molecular pathways. Red light can promote hair growth, and understanding these processes can help treat hair-related diseases.