May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
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.
5 citations
,
December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
Higher cannabis use may be linked to more severe hair loss.
75 citations
,
January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
January 2026 in “Stem Cell Reviews and Reports” Hair graying may help prevent cancer by protecting stem cells.
January 2015 in “Springer eBooks” Fat-derived stem cells and their secretions show promise for treating skin aging and hair loss.
4 citations
,
August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
4 citations
,
January 2018 in “Urology & Nephrology Open Access Journal” Hair dye chemicals can cause serious health problems, including kidney damage.
September 2020 in “Benha Journal of Applied Sciences” Protein hair straighteners damage the hair more than hair dyes.
25 citations
,
January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
2 citations
,
June 2018 in “Cosmetics” AMPD is a better and less damaging alternative to ammonium hydroxide for hair bleaching.
July 2025 in “Scientific Reports” Fermented grapeseed oil effectively repairs and protects chemically damaged hair.
January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.
January 2017 in “International journal of clinical & experimental dermatology” Eating a balanced diet with vitamins, micronutrients, and antioxidants is important for hair health and can help with hair loss.
26 citations
,
June 2016 in “Pediatric Dermatology” Premature hair graying in young Turkish adults is more likely if they have stress, a family history of graying, drink alcohol, have chronic diseases, are older, or are taller.
9 citations
,
September 2018 in “Journal of Photochemistry and Photobiology B-biology” A hair-growth formula with cystine and thiamin helps protect skin cells against UV damage and improves their growth.
4 citations
,
August 2023 in “Biomedicine & Pharmacotherapy” Ivacaftor can protect against noise-induced hearing loss by reducing oxidative stress.
1 citations
,
September 2013 in “Elsevier eBooks” Hair ages and thins due to factors like inflammation and stress, and treatments like antioxidants and hormones might improve hair health.
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.
January 2024 in “International Journal of Research Publication and Reviews” The herbal hair serum with rosemary, hibiscus, and neem is safe and effective for hair care.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
52 citations
,
August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
22 citations
,
July 2015 in “PloS one” Foxp1 helps control hair stem cell growth and response to stress during hair growth cycles.
18 citations
,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
A 32-year-old man with early graying hair shows a unique pattern, suggesting more research is needed on why hair grays early.
April 2024 in “Clinical, cosmetic and investigational dermatology” Salvianolic Acid B helps hair grow by reducing cell stress and increasing blood flow to hair follicles.
38 citations
,
October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
36 citations
,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
20 citations
,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.