May 2013 in “CRC Press eBooks” Electrolysis and laser treatments offer more permanent hair removal, but have limitations.
A new method using stamps improves symmetry in hair restoration surgery.
15 citations
,
March 1997 in “International Journal of Dermatology” Selenium sulfide in anti-dandruff shampoos can turn hair green.
January 2012 in “한국미용학회지” Applying conditioner in the middle of a perm process reduces hair damage the most.
29 citations
,
April 2011 in “Journal of Microscopy” The modified osmium method improves hair cortex staining for better visualization.
7 citations
,
January 2020 in “Skin Pharmacology and Physiology” Standard nail varnish effectively prevents follicular penetration of certain substances.
March 2014 in “Journal of the American Academy of Dermatology”
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
March 2010 in “Cosmetic Dermatology” Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
A natural, eco-friendly treatment using casein and tannic acid strengthens hair by 21% while keeping it elastic.
September 2010 in “International Journal of Cosmetic Science” Chemical treatments change hair surface properties, making it more hydrophilic and able to bind conditioners.
February 2026 in “Cureus” The Q-switched ruby laser effectively lightened eyebrow tattoos but may reduce eyebrow hair density.
December 2023 in “Materials Today Sustainability” Scientists made glow-in-the-dark dots from human hair that can detect iron, prevent counterfeiting, and reveal fingerprints.
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.
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.
January 2001 in “China Surfactant Detergent & Cosmetics” Both conditioners help protect hair from perm damage, but their effectiveness varies.
3 citations
,
October 2019 in “Pharmaceutics” New technique implants pigment in scalp with less pain and damage.
March 2016 in “The Korean Society of Beauty and Art” MSG-based hair hardener improves hair thickness, strength, and wave retention after perms.
December 2023 in “Forensic science international. Genetics” The RapidHIT ID system can effectively get DNA profiles from hair roots with enough cells.
45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
3 citations
,
December 2021 in “Skin research and technology” Higher hair luminosity and shine mean higher perceived transparency.
September 2021 in “Zenodo (CERN European Organization for Nuclear Research)” The new laser is effective, safe, and fast for permanent hair removal.
6 citations
,
December 2013 in “Journal of Cosmetic Dermatology” Pigmented concealing powders can improve the look of hair density for people with hair loss but need daily application and may not work well in wet conditions.
September 2024 in “Journal of the American Academy of Dermatology” Selenium disulfide shampoo effectively reduces dandruff and is well-liked by users.
25 citations
,
October 2012 in “Dermatologic clinics” Laser and light treatments can effectively remove hair long-term.
January 2010 in “Elsevier eBooks” Hair color is important in many fields and is measured for various purposes.
January 2025 in “MEDS Public Health and Preventive Medicine” Spermidine supplements can help extend the hair growth phase and may be useful for treating hair loss.
January 2011 in “Journal of Society of Cosmetic Chemists of Japan” 18-MEA and SPDA can restore damaged hair's smoothness and reduce frizz.
82 citations
,
May 2005 in “Dermatologic therapy” Laser hair removal has advanced to effectively reduce hair for various skin types and hair colors.
5 citations
,
January 2004 in “Journal of applied polymer science” Urea helps hair dye penetrate better and last longer.