13 citations,
March 2017 in “Skin Research and Technology” Formaldehyde damages curly hair more than glyoxylic acid.
4 citations,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
February 2022 in “Fibers” Scientists created a non-toxic, sugar-based hair product that can style hair without damage.
[object Object] 40 citations,
June 2013 in “Journal of cosmetic dermatology” Brazilian keratin treatments can straighten hair but may contain harmful formaldehyde.
23 citations,
June 2014 in “International Journal of Cosmetic Science” Glyoxylic acid is a safer alternative to formaldehyde for hair straightening and effectively changes 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.
March 2010 in “Cosmetic Dermatology” Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
8 citations,
October 2014 in “Journal of analytical toxicology.” Chemical hair straightening significantly reduces detectable drug levels in hair.
13 citations,
November 2012 in “International Journal of Dermatology” Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.
December 2022 in “European journal of internal medicine” Hair straightening treatments can cause serious kidney damage, especially if you have skin issues.
25 citations,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
2 citations,
May 2002 in “Clinics in Dermatology” Ethnic differences in hair and skin are significant and under-researched, requiring tailored dermatologic treatments and more study.
53 citations,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
May 2014 in “Hair transplant forum international” Scalp tools, tracking progress, targeting scalp inflammation, and avoiding certain hair treatments can improve female hair loss treatment.
11 citations,
June 2018 in “Annales de dermatologie et de vénéréologie” Hair care products can cause skin irritation and allergies.
3 citations,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
7 citations,
August 2018 in “Journal of cosmetic dermatology” Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
January 2024 in “Uttar Pradesh journal of zoology” Chemical treatments severely damage hair cuticles, especially in previously treated hair.
13 citations,
March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
[object Object] September 2020 in “Benha Journal of Applied Sciences” Protein hair straighteners damage the hair more than hair dyes.
1 citations,
July 2018 in “Elsevier eBooks” Avoid chemical and physical damage to protect hair.
17 citations,
January 2015 in “Current problems in dermatology” Understanding and treating hair disorders in different ethnic groups requires knowledge of specific hair care practices and hair characteristics.
4 citations,
January 2022 in “Cosmetics” Avoid high-tension styles and use professional treatments to reduce hair damage and health risks.
2 citations,
January 2022 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Chemical hair straighteners can cause scalp and hair damage, but long-term effects are unclear.
January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.
3 citations,
June 2019 in “Journal of cosmetic dermatology” Lower pH straighteners change hair more but weaken it.
December 2022 in “Discover Psychology” A young woman developed a bowel obstruction from eating hair from her weave to relieve anxiety.
2 citations,
May 2022 in “International Journal of Trichology” Brazilian Keratin Treatment can cause skin reactions like redness and scaling, possibly due to formaldehyde.
18 citations,
July 2015 in “Journal of cosmetic dermatology” Straightening and coloring hair, especially with sodium hydroxide, greatly increases protein loss.
47 citations,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.