12 citations,
February 2006 in “Lipids” Hair texture changes with age due to varying levels of lipids.
11 citations,
January 2014 in “Egyptian Journal of Dermatology and Venereology” Women losing hair might have lower levels of vitamin D.
9 citations,
December 2014 in “Neuropsychiatric Disease and Treatment” People with first-time vitiligo have lower levels of a certain brain protein compared to healthy individuals.
1 citations,
October 2023 in “PloS one” Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
October 2023 in “Scientific reports” Dexamethasone affects hair growth by altering levels of proteins that either promote or inhibit hair follicle growth.
April 2008 in “Obstetrics, gynaecology and reproductive medicine” Hirsutism is often caused by high male hormone levels and can be treated with lifestyle changes and medications.
63 citations,
August 1996 in “Forensic Science International” Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
37 citations,
June 2018 in “Clinical and Experimental Medicine” People with alopecia areata often have lower vitamin D levels and more inflammation, suggesting vitamin D might be involved in the condition.
31 citations,
September 2006 in “International journal of gynaecology and obstetrics” New treatments for PCOS focus on insulin resistance and reducing testosterone levels, along with traditional hormone therapies.
21 citations,
January 2002 in “Journal of Cutaneous Medicine and Surgery” Finasteride affects hair growth by changing caspase and XIAP levels, potentially treating hair diseases.
73 citations,
January 2013 in “Annals of Dermatology” People with hair loss, especially those with certain types, have lower zinc levels, and zinc supplements might help.
23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
1 citations,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
January 2024 in “Polski Merkuriusz Lekarski” Pica disorder in central Iraq is mainly found in females and is linked to low iron levels; treatment with iron improves most patients.
June 2008 in “British Journal of Dermatology” UK medical students lack dermatology education, liver biopsy patients with risk factors show more fibrosis, and certain fungi resist drugs due to melanin; genetics may influence female hair loss.
May 2006 in “Women's Health Medicine” Excessive hair growth in women, often from high androgen levels, is usually caused by PCOS, and can be treated with hair removal, medication, and possibly weight loss.
March 1996 in “Journal of The American Academy of Dermatology” The book is a useful guide for learning about chemical peels, with practical information for all skill levels.
18 citations,
November 2016 in “Neuromuscular Disorders” Patients with myotonic dystrophy often have skin problems that suggest early aging and vitamin D issues, and the severity of these problems is linked to their genetic condition and vitamin D levels.
August 2024 in “Journal of Cosmetic Dermatology” Telogen effluvium is linked to deficiencies in iron, vitamin B12, and thyroid function.
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.
July 2023 in “Drug testing and analysis (Print)” Homemade hair treatments can significantly lower drug levels in hair, possibly causing false-negative drug tests.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
57 citations,
February 1994 in “Experimental dermatology” Melatonin affects mouse skin and may regulate skin functions.
18 citations,
September 2016 in “International Journal of Molecular Sciences” Polydeoxyribonucleotide (PDRN) may help lighten skin and treat hyperpigmentation.
15 citations,
November 2015 in “Trends in biotechnology” Gene regulation could revolutionize hair color by altering pigmentation from within.
4 citations,
October 2021 in “International Journal of Cosmetic Science” Cirsium japonicum flower extract increases melanin production and could help treat depigmentation conditions.
1 citations,
January 2016 in “Acta histochemica” Black sheep have higher levels of Gnαs and Gnα11 proteins, which may affect their coat color.
1 citations,
January 2012 in “Elsevier eBooks” The document concludes that the skin is a complex organ providing protection, sensation, and healing, with challenges in treating conditions like itchiness.
May 2021 in “GSC Advanced Research and Reviews” Hair color is influenced by genetics and can indicate certain health conditions.
January 2019 in “Figshare” Redheaded people have higher levels of vitamin D precursor, suggesting their hair color may be an adaptation to low sunlight areas.