December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
54 citations
,
January 2013 in “Journal of Biological Macromolecules” A new method effectively separates keratin-associated proteins and keratin from human hair.
18 citations
,
October 2018 in “Nutrients” Annurca apple extract promotes hair growth by changing hair follicle metabolism to boost keratin production.
14 citations
,
September 1954 in “Textile Research Journal” Hair absorbs different substances from solutions based on pH levels.
10 citations
,
January 2012 in “International Journal of Cosmetic Science” Thioglycolic acid mainly affects the unordered areas in hair structure.
December 2020 in “Macromolecular Symposia” These polymers can improve hair texture and reduce water loss in hair cosmetics.
September 2021 in “Kazanskij medicinskij žurnal” Electrical and chemical skin stimulation can improve hair growth.
January 1953 in “Nihon Chikusan Gakkaiho” Soaking calf skin in lime solution dissolves cells at different rates, with optimal dehairing after 4-7 days.
13 citations
,
September 2017 in “International Journal of Cosmetic Science” Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
8 citations
,
January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
3 citations
,
January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
Using enzymes to link proteins makes hair repair treatments more effective and long-lasting.
18 citations
,
December 2010 in “Journal of analytical atomic spectrometry” A new method accurately measures lead levels in hair to assess exposure.
13 citations
,
July 2017 in “Biopolymers” Recombinant keratins can form useful structures for medical applications, overcoming natural keratin limitations.
6 citations
,
October 2003 in “Journal of applied polymer science” A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.
5 citations
,
January 2004 in “Journal of applied polymer science” Urea helps hair dye penetrate better and last longer.
5 citations
,
February 1998 in “Polymer” Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.
3 citations
,
December 2021 in “Materials today communications” A new film made from human hair supports skin cell growth better than collagen.
17 citations
,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
August 2023 in “Journal of Student Research” Human hair keratin mixed with rubber slightly improves its strength and biodegradability.
69 citations
,
January 2009 in “Advances in Materials Science and Engineering” Wool keratin is reactive, biocompatible, biodegradable, and can model keratin from other sources.
11 citations
,
September 1996 in “Journal of applied polymer science” Potassium cyanide treatment changes hair's disulfide bonds, making it more elastic.
1 citations
,
September 2022 in “River Publishers eBooks” The document concludes that hair keratin-chitosan scaffolds were successfully made and are suitable for biomedical use.
May 2026 in “International Journal of Cosmetic Science” A plant-based treatment from Avena strigosa seeds effectively repairs and strengthens damaged hair.
November 2024 in “Biophysical Chemistry” Hair structure changes immediately during perm treatment, with initial damage partially restored later.
4 citations
,
April 1955 in “Textile Research Journal” The effectiveness of reducing agents on hair fibers depends on their electrode potentials.
May 2024 in “Proteome science” Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.
The guide suggests using keratin fibers and wigs to help hair look thicker or hide hair loss.
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.
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.