February 2026 in “Journal of Craniofacial Surgery Open” Hair extensions can damage scalp health and cause hair loss, especially with prolonged use.
August 2025 in “Aesthetic Cosmetology and Medicine” Blue light can damage hair and scalp, leading to hair loss.
October 2024 in “UNESP Institutional Repository (São Paulo State University)” Straightening and dyeing damage hair structure.
January 2024 in “Skin appendage disorders” Environmental pollutants can damage hair health and cause hair loss.
January 1991 in “Journal of Society of Cosmetic Chemists of Japan” Hair treatments can damage hair by changing its chemical content.
86 citations
,
January 1996 in “Clinics in dermatology” Hair can be damaged by daily routines, but protein-based products can protect and improve it.
8 citations
,
January 2018 in “Journal of cosmetic dermatology” Conditioners in hair dye reduce damage and improve combability.
2 citations
,
March 2019 in “Lasers in surgery and medicine” Higher light doses cause more damage to hair follicles, predicting better hair removal results.
January 2005 in “The Chinese Journal of Dermatovenereology” High fluoride increases damage in hair follicles, but low selenium can reduce this damage at lower fluoride levels.
August 1985 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” Hair dye can damage dog hair and cause health issues.
9 citations
,
July 2014 in “Facial Plastic Surgery” Endoscopic-assisted facelifting is safe and effective with minimal complications and excellent long-term results.
1 citations
,
October 2024 in “The American Journal of Gastroenterology” Nutrafol may cause liver damage.
1 citations
,
July 2021 in “IntechOpen eBooks” Environmental factors can cause mutations in skin proteins, leading to skin disorders.
October 2025 in “Phytomedicine” Bazi Bushen capsules reduce skin aging and damage from UV rays.
August 2023 in “Molecules and Cells” Hair can regrow after significant damage through a process similar to how it forms before birth, involving stem cells and various cell types and signals. This could be a new way to prevent scarring and promote hair growth.
April 2019 in “Journal of Investigative Dermatology” Targeting immune pathways like JAK/STAT may help treat frontal fibrosing alopecia.
January 1993 in “Claves de razón práctica” ROR2 is crucial for hair follicle stem cell maintenance and self-renewal.
January 2023 in “Indian journal of pharmacy practice” Over-the-counter cosmetic creams can cause skin damage on the face that is visible under dermoscopy and confirmed by tissue analysis.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Mitochondrial dysfunction may contribute to chronic inflammation and immune system issues in Lichen planopilaris.
59 citations
,
November 2015 in “International Journal of Cosmetic Science” Oxidative stress damages hair and contributes to aging, and managing it can help maintain hair health.
May 2009 in “International Journal of Cosmetic Science” Permanent waving damages hair protein and weakens hair, especially with repeated treatments using sodium thioglycolate.
72 citations
,
July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.
4 citations
,
January 2015 in “Experimental Dermatology” Human hair follicle dermal cells can help repair damaged hair follicles.
1 citations
,
December 2025 in “Stem Cell Research & Therapy” Stem cell-derived exosomes can help repair ear damage and improve balance and hearing.
1 citations
,
March 1985 in “Head & neck surgery” Hair-bearing punch grafting effectively repaired damage from artificial hair implants.
April 2025 in “Pharmaceuticals” APA is a promising new compound for repairing damaged hair, outperforming Olaplex® in strength and elasticity.
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.
21 citations
,
October 2017 in “Cell death and disease” Sesn2 protects inner ear hair cells from damage by regulating certain cell survival pathways.
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.
10 citations
,
January 1994 in “Cosmetics and toiletries” Ceramide treatment can strengthen and protect hair from damage.