30 citations
,
July 2000 in “PubMed” Hair has unevenly distributed proteins and lipids, with lipids mainly in the cuticle and proteins in the cortex and medulla.
7 citations
,
March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
7 citations
,
April 2018 in “Cosmetics” Lipids in Japanese hair help maintain glossiness and structure.
15 citations
,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
34 citations
,
October 2007 in “International Journal of Dermatology” The most common causes of hair loss in children in South-East Nigeria are fungal infections and alopecia areata.
13 citations
,
November 2012 in “International Journal of Dermatology” Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.
12 citations
,
February 2019 in “Skin research and technology” White hair has less lipid content and absorbs water differently than brown hair.
72 citations
,
December 2011 2 citations
,
February 2023 in “International journal of molecular sciences” Body hairs can be used in forensic science and toxicology like scalp hair.
2 citations
,
July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
September 2025 in “Cosmetics” Lipid content and structure affect water absorption in different hair types.
October 2024 in “Cosmetics” Afro-textured hair needs personalized care due to its unique genetic traits.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
February 2009 in “Journal of the American Academy of Dermatology” 71 citations
,
May 2006 in “The journal of investigative dermatology/Journal of investigative dermatology” TTD hair brittleness is caused by multiple structural abnormalities.
42 citations
,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
26 citations
,
May 2012 in “Pharmaceutical Development and Technology” PEVs effectively deliver minoxidil through skin.
21 citations
,
October 2023 in “The Journal of Physical Chemistry C” Phosphates strongly attach to cerium dioxide nanoparticles, showing specific spectral patterns.
9 citations
,
January 2021 in “Biomolecules” Infrared spectral imaging can map hair growth proteins and sugars without staining.
9 citations
,
January 2018 in “Medical research archives” Low-intensity light therapy is effective for skin healing, reducing inflammation, and treating various skin conditions.
8 citations
,
January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
5 citations
,
January 2012 Infrared spectroscopy can analyze hair for forensic and medical insights.
2 citations
,
January 2007 in “Journal of The American Academy of Dermatology” Red and infrared light therapy improves hair growth in balding patients.
1 citations
,
July 2024 in “International Journal of Cosmetic Science” Infrared techniques reveal glycogen, unsaturated lipids, and calcium compounds in hair.
1 citations
,
November 2004 in “International Journal of Cosmetic Science” External agents penetrate skin more easily in areas with fewer lipids, especially through hair follicles.
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.
July 2023 in “Photodermatology, Photoimmunology and Photomedicine” Infrared radiation can cause skin aging and cancer at high temperatures but may have therapeutic benefits at controlled levels.
February 2023 in “International journal of molecular sciences” Infrared spectral imaging can effectively study protein distribution in hair follicles during hair growth.
January 2022 in “Case Reports in Clinical Medicine” Infrared light helped heal acid burns and improved neck movement.
January 2005 in “Cosmetic Surgery Times” Infrared light therapy helps regrow hair.