research A Survey on Health Effects in a Human Population Exposed to Permanent‐Waving Solution Containing Thioglycolic Acid
Thioglycolic acid in hair products may pose reproductive and cancer risks for hairdressers.
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research Action of Thioglycolic Acid and L-Cysteine to Disulfide Cross-Links in Hair Fibers during Permanent Waving Treatment
Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
research The location of the thioglycolic acid molecules in intrafibrillar unordered areas of the human hair keratin structure
Thioglycolic acid mainly affects the unordered areas in hair structure.
research Chemical Reactions Occurring in Curing Treatment for Permanent Hair Straightening Using Thioglycolic and Dithioglycolic Acids
Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.
research Reproduction Mechanism of SS Cross-Links in Permed Hair by the Washing after Reduction with Thioglycolic Acid
Washing permed hair after using thioglycolic acid helps reform strong bonds, making hair stronger.
research Intermolecular disulfide cross-linked structural change induced by permanent wave treatment of human hair with thioglycolic acid.
Permanent wave treatment with thioglycolic acid changes hair structure by altering disulfide bonds.
research Keratin film made of human hair as a nail plate model for studying drug permeation
Keratin films from human hair can potentially replace human nail plates for drug testing.
research Analysis of heterogeneous reaction between reducing agents and keratin fibers using Raman spectroscopy and microspectrophotometry
The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
research A Raman spectroscopic investigation of the mechanism of the reduction in hair with thioglycerol and the accompanying disulphide conformational changes
Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
research Preparation of Water Soluble Wool Keratin and Its Application for Human Hair
Water-soluble wool keratin can protect human hair from damage during treatments.
research Green chemistry method for hair strengthening and setting using visible light-mediated protein crosslinking
New eco-friendly method strengthens and sets hair using light and causes less damage.
research Effects of permanent waving on changes of protein and physicomorphological properties in human head hair.
Repeated digital perming with sodium thioglycolate lotion significantly damages hair protein and structure.
research Effects of Thioglycolate Compounds in an Emerging Technique in the World of Cosmetics—Brow Lamination
Thioglycolate compounds in brow lamination can cause skin irritation and other health issues.
research Cytotoxic Evaluation of Hair Relaxers and Straighteners Actives in Human-Derived Skin Cells
Hair relaxers and straighteners can be toxic to skin cells.
research Reconnection of cysteine in reduced hair with alkylene dimaleates via thiol‐Michael click chemistry
A new method using 1,4-n-butylene dimaleate effectively repairs and strengthens damaged hair.
research Let’s not split hairs
A new method strengthens hair without using harmful chemicals.
research Permanent Hair Waving
Permanent hair waving uses chemicals to create long-lasting curls.
research Direct Observation of Hair Components Involved in Formation of Permanent Waves
Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
research Preparation and Characterization of Soluble Wool Keratin for Human Hair Care
CMADK reduces hair damage from bleaching and permanent waving.
research Enzymatic approach to analyze the effects of mercaptans on hair
Mercaptans make hair more prone to damage, with reduced hair being more affected than permed hair.
research J. Cosmet. Sci., 59, 203-215 (May/June 2008) �Effects of permanent waving on changes of protein and physicomorphological properties in human head hair
Permanent waving damages hair protein and weakens hair, especially with repeated treatments using sodium thioglycolate.
research Hair Preparations
Hair care products are regulated, with shampoos, conditioners, dyes, and styling products designed for cleaning, enhancing, and maintaining hair.
research Folklore Herbal Plants as a Safe and Natural Hair Depilatories
Herbal depilatories are safer and cause fewer side effects than chemical ones for hair removal.
research Effect of Aspartic Acid Intermediate Treatment on Virgin Hair by Permanent Wave
Aspartic acid at 0.75% makes perms more effective and less damaging to hair.
research Amino Acids, Peptides, and Proteins
The document concludes that cosmetics need biocompatible, eco-friendly ingredients due to aging populations and demand for effective products.
research A novel purification procedure for keratin-associated proteins and keratin from human hair
A new method effectively separates keratin-associated proteins and keratin from human hair.
research Internal structure changes in bleached black human hair resulting from chemical treatments: A Raman spectroscopic investigation
Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
research Preparation and Properties of Human Hair Keratin Film Lacking Keratin-Associated Proteins
The new keratin film without KAPs stains better and could help study keratin functions.
research Structural Changes of Hair Keratin by Reduction, Heat and subsequent Oxidation Treatments
DTDG in hair treatments reduces damage and preserves hair structure.
research Amino Acid Content of Damaged Human Hair
High temperatures and certain chemicals can significantly change the amino acid content in human hair.