Applying conditioner in the middle of a perm process reduces hair damage.
Hair turning darker can be a sign of skin cancer.
January 2024 in “International Journal of Herbal Medicine” Melanin is important for hair color, health, and UV protection.
May 2024 in “Journal of the Egyptian Womenʼs Dermatologic Society” Diphenylcyclopropenone is effective and safe for treating severe alopecia areata in children, with maintenance therapy reducing relapse risk.
8 citations
,
May 2004 in “Facial plastic surgery clinics of North America” Laser hair removal is now more effective, but the best treatment schedule is still uncertain.
16 citations
,
January 2010 in “Springer eBooks”
June 2026 in “International Journal of Drug Delivery Technology” Herbal remedies show promise for managing premature hair greying but need more research.
Hair fibers degrade and change color in very basic water.
Hair can naturally regain color after greying, and this change may be linked to stress levels.
January 2022 in “Skin appendage disorders” A woman with alopecia totalis regrew dark hair in bands after using a corticosteroid ointment.
31 citations
,
June 2010 in “Journal of dermatology” Hair bleaching causes significant damage to hair and skin.
3 citations
,
January 2004 in “Sen i Gakkaishi” DTDG in hair treatments reduces damage and preserves hair structure.
15 citations
,
July 2001 in “Clinics in Dermatology” Current hair removal methods improve appearance but need more research for better options.
8 citations
,
October 2017 in “Dermatology practical & conceptual” A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
Laser hair removal may cause skin changes that prevent hair regrowth.
September 2020 in “Benha Journal of Applied Sciences” Protein hair straighteners damage the hair more than hair dyes.
December 2025 in “JEADV Clinical Practice” A woman with hair loss condition experienced rare hair color return, suggesting it might help diagnose the condition.
36 citations
,
November 2016 in “European journal of dermatology/EJD. European journal of dermatology” Some medications can cause rare hair color changes, and reporting these side effects is important for patient quality of life.
13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
July 2018 in “Elsevier eBooks” Some drugs can cause reversible hair loss, but certain chemotherapy drugs may lead to permanent hair loss; drugs can also change hair color and texture.
21 citations
,
March 2020 in “Journal of lasers in medical sciences” Diode laser hair removal is effective and safe, but side effects vary by ethnicity and treatment number.
27 citations
,
February 2003 in “Cell and Tissue Research” FM dyes effectively stain Merkel cells for long-term observation.
20 citations
,
October 2018 in “American Journal of Clinical Dermatology” Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.
23 citations
,
November 2007 in “Actas Dermo-Sifiliográficas” Thyroid hormone (T3) may reverse gray hair by stimulating hair growth.
March 2008 in “Journal of Clinical Dermatology” Micropigmentation is a good and safe method to improve the look of scalp and eyebrow scars.
8 citations
,
March 2005 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” Bimatoprost eye drops can cause temporary eyelid changes and may help with hair growth research.
53 citations
,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
15 citations
,
June 1993 in “Archives of Dermatology” A 22-year-old's gray hair partially turned back to its original color without known causes.
45 citations
,
June 2004 in “Lasers in Medical Science” Intense pulsed light (IPL) is an efficient and safe method for hair removal, reducing hair by about 80%.