January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
18 citations,
January 1994 in “Skin pharmacology and physiology” Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
11 citations,
March 2013 in “Journal of Ophthalmic Inflammation and Infection” Alopecia can be reversed with timely steroid treatment in VKH and SO diseases.
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.
62 citations,
January 2003 in “Dermatology” Sunlight worsens hair loss; protect scalp.