May 2023 in “Sokoto journal of medical laboratory science” Commercial hair dyes can harm the skin and liver.
November 2021 in “DOAJ (DOAJ: Directory of Open Access Journals)” Resveratrol may help promote hair growth and treat hair loss.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicles repair 3D injuries using a 2D healing process.
June 2004 in “Dermatologic Surgery” Dr. Walter P. Unger suggests that copying a person's natural hair direction and angle during transplants leads to a more natural and fuller appearance.
January 2001 in “Zhongguo linchuang jiepouxue zazhi” Human hair keratin may help repair spinal cord injuries.
September 1961 in “Archives of Dermatology” Colchicine causes hair loss by damaging hair follicles.
218 citations
,
January 2013 in “The Lancet Oncology” Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.
99 citations
,
July 2005 in “Ultramicroscopy” The research improved understanding of hair and skin properties across different ethnicities and conditions.
24 citations
,
April 2016 in “Experimental Dermatology” Chemical treatments like dyeing, perming, and bleaching damage hair by altering amino acids and lipids.
17 citations
,
November 2012 in “Maturitas” The conclusion is that proper evaluation and treatment of hair loss in midlife women is important, considering the emotional impact and potential for various treatments.
12 citations
,
October 2017 in “Radiation Research” mTORC1 signaling needed for quick hair follicle recovery after radiation damage.
5 citations
,
October 2007 in “PubMed” Amino acids in conditioners improve hair strength, hydration, and color retention.
3 citations
,
January 2015 in “Mathematical problems in engineering” Hair damage increases significantly with higher temperatures and longer heating times.
3 citations
,
March 2013 in “Journal of the Society of Cosmetic Scientists of Korea” Transglutaminase can repair damaged hair, making it stronger and shinier.
2 citations
,
July 2013 in “Fashion business” Keratin essence protects and improves damaged hair.
1 citations
,
August 2024 in “Polish Journal of Environmental Studies” Air pollution can damage hair and scalp, causing hair loss and inflammation.
1 citations
,
January 1967 in “The BMJ” The document concludes that while some hair and scalp disorders can be treated, hair loss from destroyed follicles is permanent, and damaged hair can only regrow naturally.
November 2025 in “Repositorio Comunidad Politecnico Grancolombiano” Milagros enterprise Group S.A.S. plans to expand globally by exporting its Professional Intensive Repair Mask to Mexico, France, and the U.S.
November 2025 in “Cosmetics” Rice germ oil improves hair health, but adding ferulic acid offers limited benefits and may worsen chemically damaged hair.
October 2025 in “International Journal of Cosmetic Science” Hair properties vary by ethnicity and environment, affecting surface charge and particle deposition.
August 2025 in “Journal of the Korean Society of Cosmetology” People want more specialized shampoos for different scalp and hair needs.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.
August 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” More research is needed on natural hair products, especially clinical studies.
April 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Direct heat perms cause more damage to hair than softening heat perms.
June 2021 in “Journal of emerging technologies and innovative research” Onion and Aloe vera can help protect hair from damage caused by hair dyes.
January 2020 in “Indian dermatology online journal” Hair styling products can damage hair over time.
11 citations
,
January 2004 in “Exogenous dermatology” Outside factors like grooming, chemicals, and the environment can damage hair and cause disorders.
8 citations
,
March 2018 in “Cosmetics” UV radiation damages hair by creating holes and peeling cuticle layers.
5 citations
,
January 1990 in “Journal of Society of Cosmetic Chemists of Japan” Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.