19 citations
,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
January 2008 in “Chinese Journal of Spectroscopy Laboratory” Cysteine formation on hair indicates damage, best detected at pH 4.5.
January 2024 in “Revista del Centro Dermatológico Pascua” Avoiding damage and using specific shampoo and supplements improved the hair condition.
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.
3 citations
,
January 2004 in “Sen i Gakkaishi” DTDG in hair treatments reduces damage and preserves hair structure.
43 citations
,
December 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Progesterone protects neurons from damage by converting to allopregnanolone, which works through GABAA receptors.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Thermal protectants help reduce hair damage from heat styling.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Thermal protectants help reduce hair damage from heat styling.
86 citations
,
January 1996 in “Clinics in dermatology” Hair can be damaged by daily routines, but protein-based products can protect and improve it.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
1 citations
,
December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
October 2024 in “UNESP Institutional Repository (São Paulo State University)” Straightening and dyeing damage hair structure.
October 2015 in “Cosmetic Dermatology” Hair straightening changes hair structure and can cause damage if done wrong, but improvements in the methods are expected to continue.
37 citations
,
January 2015 in “Science Journal of Public Health” Cosmetics can contain harmful chemicals that may cause serious health problems over time.
3 citations
,
January 2007 in “Journal of health science” The enzymatic method can effectively identify chemical treatments on hair.
4 citations
,
November 2018 in “Journal of Pharmaceutical and Biomedical Analysis” Roselle flower extracts can protect against free radical damage in UV-irradiated antibiotics.
January 2024 in “CRC Press eBooks” Exopolysaccharides are safer and beneficial alternatives to harmful chemicals in cosmetics.
October 2014 in “Microscopy” The method using ionic liquid improves observation of cell structures with less damage.
June 2025 in “Journal of Cosmetic Dermatology” Excessive scalp massage after using minoxidil can cause hair damage, but reducing massage and using MSC exosomes can help.
September 2019 in “University of the Arts London Research Online (University of the Arts London)” Plant oils and polymers can help protect African hair from damage during styling.
47 citations
,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
21 citations
,
January 1999 in “Molecular and Cellular Biochemistry” Niacin deficiency makes rats more sensitive to cancer-causing chemicals.
2 citations
,
January 1992 in “Neurologia medico-chirurgica” The new therapy effectively targets brain tumors while minimizing damage to healthy tissue.
December 2025 in “The American Journal of Medical Sciences and Pharmaceutical Research” Ultrasonic and infrared treatments can improve hair strength and appearance with minimal damage.
February 2025 in “Biomimetics” The shampoo straightens hair while keeping it healthy and less damaged.
January 2024 in “International Journal of Cosmetic Science” A new method using 1,4-n-butylene dimaleate effectively repairs and strengthens damaged hair.
7 citations
,
May 2024 in “Tissue Barriers” The skin's outer layer relies on lipids and proteins to protect against damage.
34 citations
,
September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
11 citations
,
June 2024 in “Molecules” Alpinia zerumbet has different medicinal properties in its parts due to varying chemicals.