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.
The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.
The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
March 2010 in “Cosmetic Dermatology” Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
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.
44 citations
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January 2010 in “International journal of trichology” Choosing the right shampoo for your hair type is crucial.
May 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” KAP-depleted hair causes less immune response and is more biocompatible for implants.
April 2024 in “Research Square (Research Square)” 16-MHA can restore the barrier and moisture of damaged hair, making it similar to undamaged hair.
42 citations
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April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
32 citations
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January 2010 in “Dermatology” Combining laser hair removal with topical eflornithine is recommended for better results in treating unwanted facial hair.
27 citations
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June 2023 in “Nature” Senescent melanocytes can boost hair growth by activating hair stem cells.
15 citations
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March 1997 in “International Journal of Dermatology” Selenium sulfide in anti-dandruff shampoos can turn hair green.
7 citations
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June 2021 in “Amino acids” Human hair protein modifications could potentially indicate heart disease risk.
October 2025 in “Revista Científica de Estética e Cosmetologia” Personalized hair care plans are essential for healthy hair.
Researchers found a genetic link for hereditary hair loss but need more analysis to identify the exact gene.
Some plant-based ingredients may help with hair growth and care, but more research is needed to confirm their effectiveness.
19 citations
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July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
January 2013 in “Sen'i Gakkaishi” Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
NaOH treatment improves hair strength and suitability for textiles.
11 citations
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January 1987 in “Electrophoresis” Keratin proteins are consistent across different hair types from the same person.
45 citations
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December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
5 citations
,
February 2015 in “Journal of Bio- and Tribo-Corrosion” Plasma jet treatments can clean hair and might replace peroxide for hair care.
1 citations
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April 2021 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Aspartic acid at 0.75% makes perms more effective and less damaging to hair.
December 2025 in “Universal library of medical and health sciences.” 33 citations
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June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
3 citations
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September 2021 in “Data in brief” Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.
January 2023 in “Fashion and textiles” Cationic and nonionic surfactants provide better color intensity and resistance for semi-permanent hair dye than anionic surfactants.
84 citations
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April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
September 2011 in “Daehan miyong hakoeji” Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.