May 2009 in “International Journal of Cosmetic Science” Permanent waving damages hair protein and weakens hair, especially with repeated treatments using sodium thioglycolate.
March 1983 in “Annals of Internal Medicine” 5-Aminosalicylic acid enemas may cause immediate hair root damage and hair loss.
February 2002 in “Dermatologic Surgery” Best hair transplant results happen when tissues are least damaged.
2 citations
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March 2010 in “Cosmetic Dermatology” Laser hair removal uses lasers to target and damage hair follicles to reduce hair growth.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
February 2025 in “Brazilian Journal of Hair Health” The Brazilian candle flame technique can damage hair by melting the cuticle and exposing the cortex.
December 2021 in “2021 International Conference on Electronic Information Technology and Smart Agriculture (ICEITSA)” Chemical dyes damage hair's internal structure more than perming, as shown by a special imaging technique.
12 citations
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January 2002 in “Environmental and Molecular Mutagenesis” Smoking reduces antioxidants and causes DNA damage in hair follicles.
46 citations
,
April 1971 in “American Journal of Clinical Nutrition” Lack of protein causes hair root damage, but it can be reversed by eating protein again.
5 citations
,
January 1998 in “Journal of Toxicologic Pathology” Maneb causes delayed hair follicle damage in rats.
April 2024 in “Archives of toxicology” Certain substances can protect against ear damage from some antibiotics in zebrafish.
March 2024 in “Biochimica et biophysica acta. Molecular basis of disease” Deferoxamine may help protect inner ear cells from damage caused by oxidative stress.
8 citations
,
August 2018 in “Turkish journal of urology” Hair wrapped tightly around a boy's penis can cause serious damage if not treated quickly.
7 citations
,
September 2021 in “Journal of Applied Polymer Science” Cuttlefish ink melanin protects hair from UV damage.
5 citations
,
February 2019 in “Journal of oceanology and limnology (Online)” Ecklonia cava extract can reduce the damage and stress caused by hair dye.
3 citations
,
April 2009 in “PubMed” Melatonin may protect rat hair follicles from damage caused by oxidative stress after a burn.
Farudodstat can prevent hair follicle immune damage linked to alopecia areata.
September 2018 in “Gynecology & Obstetrics” Removing hair wrapped around the labia quickly prevents serious tissue damage.
December 2014 in “Sociedad (University of Buenos Aires)” A hair loss supplement with green tea caused liver damage in three people.
March 2007 in “International Journal of Cosmetic Science” Hair with more melanin resists weather damage better.
June 2002 in “Seminars in Cutaneous Medicine and Surgery” Using a microscope during hair transplants cuts damage to follicles in half and could improve hair growth.
September 2022 in “Journal of Theoretical Biology” Hair follicles can regenerate after radiation damage but not during a specific growth phase.
April 2018 in “Radiotherapy and Oncology” Prostaglandin helps regenerate hair follicles after radiation damage.
8 citations
,
January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
19 citations
,
November 2018 in “Nutrients” Annurca apple extract may protect mouse hair from damage by chemotherapy and could help treat hair loss without promoting cancer growth.
4 citations
,
August 2021 in “Journal of the Korean Society of Cosmetology” Plasma hairdryers cause less hair damage than regular hot air dryers.
April 2025 in “Pharmaceuticals” APA is a promising new compound for repairing damaged hair, outperforming Olaplex® in strength and elasticity.
January 2025 in “Antioxidants” SHED-CM can reduce hair graying and protect against damage from X-rays.
MagicalRemedies serum effectively promotes healthy hair growth and reduces damage.
44 citations
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March 2016 in “Frontiers in cellular neuroscience” Some natural compounds can protect fish ear cells from damage by certain antibiotics without affecting the antibiotics' ability to fight infections.