Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
June 2001 in “Proceedings of SPIE” Low energy laser therapy effectively treats certain skin conditions and improves recovery time without side effects.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
51 citations,
January 2004 in “Skin Pharmacology and Physiology” The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.
July 2021 in “Journal of dermatology research and therapy” Using combined treatments can help manage acne by targeting the bacteria and skin changes that cause it.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.
71 citations,
January 2016 in “International Journal of Trichology” Biotin deficiency is not a major cause of hair loss in women, so biotin supplements are not likely to be an effective hair loss treatment.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
25 citations,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
19 citations,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
47 citations,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
June 2024 in “Molecules/Molecules online/Molecules annual” Platycladus orientalis flavonoids protect balding hair from UV damage and slow hair color change.
22 citations,
August 2015 in “PloS one” Keratin from hair binds well to gold and BMP-2, useful for bone repair.
26 citations,
September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
20 citations,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
12 citations,
January 2007 in “Current problems in dermatology” Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
September 2023 in “Ethiopian journal of health sciences” Plantain leaf extract reduces liver oxidative stress in malaria-infected mice.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
October 2022 in “Biomedicines” Finasteride in male rats causes liver and metabolic issues in their offspring.
1 citations,
November 2023 in “BMC chemistry” Tadalafil and Finasteride may help treat aggressive melanoma.
52 citations,
August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
June 2022 in “Organic communications” Natural compounds, especially Withaferin-A, may help treat post-COVID-19 complications, but some may have side effects.
May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
6 citations,
January 2013 in “Chemical & pharmaceutical bulletin/Chemical and pharmaceutical bulletin” A new compound shows promise as a topical treatment for hair loss.
1 citations,
January 2018 in “Journal of microscopy and ultrastructure” The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
51 citations,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
3 citations,
January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
4 citations,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
4 citations,
August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
November 2023 in “Journal of the Taiwan Institute of Chemical Engineers” Scientists made nanoparticles from human hair proteins to improve drug delivery.