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.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
April 2024 in “Advances in Redox Research” Human hair strength and health are linked to sulfur compounds that can be reduced by stress but improved with sulfur supplements.
February 2024 in “Bangladesh pharmaceutical journal” The herbal hair oil increased hair growth and reduced hair fall for most users without significant side effects.
53 citations
,
October 2014 in “Free radical biology & medicine” Defective mitochondrial DNA replication causes aging symptoms and increased oxidative damage in mice.
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.
12 citations
,
December 2017 in “Journal of biomaterials science. Polymer ed.” Human hair protein extracts can protect skin cells from oxidative stress.
8 citations
,
March 2020 in “Metabolites” Finasteride treatment changes urine metabolomics and steroid signatures, potentially monitoring effectiveness but may cause sexual side effects.
8 citations
,
March 2018 in “Cosmetics” UV radiation damages hair by creating holes and peeling cuticle layers.
2 citations
,
August 2023 in “Marine drugs” Collagen from tilapia scales may improve hair and skin health by reducing stress and inflammation and encouraging hair growth.
1 citations
,
January 2023 in “Frontiers in veterinary science” Activating autophagy in dogs with certain diseases improves their skin and hair.
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
October 2025 in “Revista Científica de Estética e Cosmetologia” Personalized hair care plans are essential for healthy hair.
July 2025 in “Journal of Dermatological Treatment” PRP improves hair growth in androgenic alopecia, especially when combined with minoxidil.
October 2023 in “Research Square (Research Square)” Oxidative stress is linked to mild patchy alopecia areata.
April 2023 in “Tikrit journal of pharmaceutical sciences” Ginger extract helps hair growth and reduces the need for prednisolone in alopecia areata patients.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
January 2015 in “Springer eBooks” Hair health is influenced by genetics, aging, and environmental factors, with proper care needed to maintain it.
30 citations
,
July 2010 in “Experimental Dermatology” Polyamines are important for hair growth, but more research is needed to understand their functions and treatment potential.
2 citations
,
May 2023 in “Plants” Allium hookeri extract may help promote hair growth and protect cells from damage.
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.
4 citations
,
July 2018 in “International Journal of Research -GRANTHAALAYAH” Antioxidants, like catalase, are crucial for keeping hair follicles alive.
September 2016 in “Springer eBooks” Gray hair is caused by oxidative stress damaging hair cells.
35 citations
,
February 2015 in “Experimental Dermatology” Cells from the base of hair follicles help blood vessel cells survive and grow, which is important for healthy hair.
7 citations
,
December 2018 in “Journal of Cosmetic Dermatology” Eating vegetarian, having allergies, and family history might be linked to getting gray hair early.
Valproic acid and rapamycin protect hair follicle stem cells from damage by activating a protective pathway.
May 2020 in “International journal of current microbiology and applied sciences” A Pug with skin issues was successfully treated for mite and bacterial infections.
November 2011 in “Informa Healthcare eBooks” Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
6 citations
,
October 2015 in “International Journal of Women's Dermatology” Hair aging is inevitable, but using the right hair care products can help maintain hair health.
February 2022 in “Fibers” Scientists created a non-toxic, sugar-based hair product that can style hair without damage.