January 2024 in “Clinical dermatology open access journal” Hemp-derived cannabinoids can benefit skin and hair without causing a high.
September 2023 in “Journal of microbiology and biotechnology” A type of collagen helps hair grow by boosting cell growth and activating a specific hair growth pathway.
August 2023 in “International journal of research in medical sciences” The serum is safe and helps treat premature greying of hair.
Lamivudine might reverse hair graying and needs more research for potential treatments.
September 2004 in “Experimental dermatology” Melatonin directly affects mouse hair follicles and may influence hair growth.
14 citations,
April 2005 in “Experimental Dermatology” Stressed fibroblasts greatly increase melanin production in hair, skin, and eye cells, mainly due to a growth factor called bFGF.
23 citations,
November 2015 in “Phytotherapy Research” Certain herbal compounds, especially from bitter melon, can inhibit cancer growth and promote hair growth by blocking PAK1.
38 citations,
June 2018 in “Plant & cell physiology/Plant and cell physiology” Changing the amount of PLC5 in Arabidopsis affects root growth and drought resistance, with less PLC5 slowing root growth and more PLC5 improving drought tolerance but hindering root hair growth.
March 2021 in “Research Square (Research Square)” The SbbHLH85 protein helps sweet sorghum grow more root hairs but makes the plant more sensitive to salt.
130 citations,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle melanocytes die during hair regression.
69 citations,
April 1998 in “Journal of The American Academy of Dermatology” Single hair grafting is effective for treating small, localized patches of vitiligo.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
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.
80 citations,
March 2008 in “Contact Dermatitis” Nearly half of the French individuals surveyed reported having a sensitive scalp, more common in women, often linked to hair loss and symptoms like itching, and triggered by factors including shampoos and pollution.
75 citations,
October 2010 in “Mammalian genome” Sphynx cats are hairless and Devon Rex cats have curly hair due to specific genetic mutations.
62 citations,
April 2009 in “British Journal of Dermatology” Epidermal stem cells could lead to new treatments for skin and hair disorders.
56 citations,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
31 citations,
April 2019 in “Journal of Cutaneous Pathology” Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
29 citations,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
15 citations,
April 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” A3B5 can reduce skin pigmentation and slow melanoma growth.
11 citations,
August 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” A gene mutation causes early keratinocyte maturation leading to hair loss in Olmsted syndrome.
7 citations,
February 2019 in “International Journal of Dermatology” Gray hair is caused by reduced melanin production or transfer issues, linked to aging and possibly health conditions, with treatments focusing on color camouflage.
3 citations,
June 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The conclusion suggests that focusing on certain cellular pathways may improve the prevention and repair of hair loss caused by radiotherapy.
2 citations,
October 2023 in “Science advances” Touching hair can activate nearby nerve cells through signals from the hair's outer layer.
1 citations,
October 2015 in “CRC Press eBooks” Nutricosmetics with active ingredients can help with hair loss and improve hair growth.
April 2024 in “Cellular signalling” Activating TRPMLs helps human cells important for hair growth and increases hair growth in mice.
December 2021 in “Dermatology research” Low levels of vitamin B12, ferritin, and calcium are linked to premature graying of hair.
September 2016 in “Springer eBooks” Gray hair is caused by oxidative stress damaging hair cells.
January 2012 in “Methods in pharmacology and toxicology” TRPV3 could be a target for treating pain, skin disorders, and hair problems, but more research is needed to create effective drugs.
82 citations,
April 1981 in “Clinical endocrinology” A girl with rickets and hair loss was found to have a rare condition where her body didn't respond to vitamin D treatment.