February 2022 in “Cosmetic Dermatology” Permanent hair waving uses chemicals to create long-lasting curls.
November 2021 in “Journal of pharmaceutical research international” Herbal depilatories are safer and cause fewer side effects than chemical ones for hair removal.
18 citations
,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
4 citations
,
June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
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.
5 citations
,
January 2017 in “Elsevier eBooks” The document concludes that cosmetics need biocompatible, eco-friendly ingredients due to aging populations and demand for effective products.
7 citations
,
July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
7 citations
,
February 2024 in “ACS Applied Materials & Interfaces” A new light-activated treatment speeds up healing of infected wounds without antibiotics.
January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.
10 citations
,
June 2011 in “PubMed” Most skin care products are safe during pregnancy, but avoid hydroquinone and tretinoin.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
October 2024 in “Cosmetics” ATG effectively reduces hair frizz without damaging hair strength.
20 citations
,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
1 citations
,
January 2013 Depilatories use chemicals to weaken hair for easy removal.
226 citations
,
January 2002 in “Biological and Pharmaceutical Bulletin” A new method quickly extracts and identifies proteins from hair and other keratin sources.
6 citations
,
October 2016 Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
January 2024 in “Pharmacophore” Herbal nanocosmeceuticals are more effective and eco-friendly than traditional skincare products.
47 citations
,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
1 citations
,
January 1967 in “The BMJ” The document concludes that while some hair and scalp disorders can be treated, hair loss from destroyed follicles is permanent, and damaged hair can only regrow naturally.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.
January 1997 in “Elsevier eBooks” The document explains how shampoos clean, rinses condition, one-step shampoos offer convenience, and hair growth promoters aim to prevent hair loss, emphasizing the importance of scientific evidence for their effectiveness.
43 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.
63 citations
,
August 1996 in “Forensic Science International” Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
32 citations
,
August 2015 in “Anais Brasileiros de Dermatologia” Black women's unique hair characteristics and styling practices can lead to specific scalp conditions, which require early diagnosis and appropriate treatment.
8 citations
,
May 2020 in “International journal of biological macromolecules” Certain treatments can increase protein binding to natural hair but are less effective on permed hair.
1 citations
,
September 2023 in “Molecules (Basel. Online)” Plant sterols have health benefits like lowering cholesterol, but more research is needed to understand their effects and improve their extraction and sustainability.
53 citations
,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
96 citations
,
September 2021 in “International Journal of Molecular Sciences” Chitosan, a natural substance, can be used to create tiny particles that effectively deliver various types of drugs, but more work is needed to improve stability and control of drug release.
2 citations
,
November 2025 in “International Journal of Molecular Sciences” Chitosan-based materials are promising for treating diseases and healing wounds due to their beneficial properties.