research MALEFÍCIOS PROVOCADOS POR SUBSTÂNCIAS ALCALINAS NO COURO E HASTE CAPILAR
Alkaline substances can severely damage hair and scalp health.
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960-990 / 1000+ resultsresearch Contact Dermatitis Associated With Nail Care Products: Retrospective Analysis of North American Contact Dermatitis Group Data, 2001–2016
Hair care products often cause contact dermatitis, especially in women and hairdressers.
research Potential Health Risks Associated with Cosmetics and Personal Care Products: An Overview
Cosmetics can contain harmful chemicals that may cause health issues.
research DSC-investigations of alpha-keratins and the specific effects of chemical treatments on human hair
Chemical treatments weaken hair's thermal stability and structure.
research A completely polyherbal conditioning and antioxidant shampoo: A phytochemical study and pharmaceutical evaluation
The herbal shampoo is a chemical-free, nourishing product with excellent conditioning, cleansing, and antimicrobial effects.
research Impact of acid (”progressive brush”) and alkaline straightening on the hair fiber: Differential effects on the cuticle and cortex properties
Glyoxylic acid straighteners cause more protein loss but have similar hair strength effects as traditional alkaline straighteners.
research A review of environmental and health effects of synthetic cosmetics
Synthetic cosmetics can harm health and the environment.
research THE BIOLOGY OF HAIR CARE
Better hair care products are needed to protect against grooming and chemical damage.
research Let’s not split hairs
A new method strengthens hair without using harmful chemicals.
research Chemical Peels: The Common Channel
The success of a chemical peel depends on assessing the depth of peeling accurately to achieve safe and predictable results.
research Abstracts: Reduction‐induced surface modification of human hair
Chemical treatments change hair surface properties, making it more hydrophilic and able to bind conditioners.
research Action of Nucleophilic Reagents on Hair Keratin
Nucleophilic reagents break down hair keratin, forming more lanthionine and lysinoalanine than in wool.
research Triclocarban, Triclosan, Bromochlorophene, Chlorophene, and Climbazole Effects on Nuclear Receptors: An in Silico and in Vitro Study
Five preservatives may disrupt hormone function and need more health and environmental risk assessment.
research Allergies and hair dyes
research The science of color: How chemical dyeing processes transform hair structure
Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
research Environmental hazard ingredients in women’s hair growth cosmeceuticals: a comprehensive analysis
Many women's hair growth products contain harmful ingredients, but eco-friendly options are available.
research Patch testing with hair cosmetic series in E urope: a critical review and recommendation
A standardized patch test for hair cosmetics is needed in Europe to prevent allergies, especially for hairdressers.
research Comparison of damage to human hair fibers caused by monoethanolamine- and ammonia-based hair colorants.
Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.
research Chemical Composition of Different Hair Types
research A SHORT COMMUNICATION ON FORMULATION AND EVALUATION OF DEPILATORIES
Depilatories use chemicals to weaken hair for easy removal.
research 1369 Terminalia chebula fruit extract from PSR™ technology demonstrates strong anti-aging and antioxidant properties
Terminalia chebula fruit extract has strong anti-aging and antioxidant effects.
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 STUDY ON EXTRACTION OF L-CYSTINE BY ACID-HYDROLYSIS OF HAIRS
research Effect of surfactant type on the dyeability and color resistance of semi-permanent basic hair dye
Cationic and nonionic surfactants provide better color intensity and resistance for semi-permanent hair dye than anionic surfactants.
research Determination of cantharidin,nitrogen mustard and minoxidil in nurturing hair products by liquid chromatography-tandem mass spectrometry
research Plant saponin biosurfactants used as soap, hair cleanser, and detergent in India
Plant saponins from Indian plants are natural, cost-effective, and safe for use in soaps, detergents, and hair care products.
research Analysis of structural change in keratin fibers resulting from chemical treatments using Raman spectroscopy
Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
research The pH of lye and no-lye hair relaxers, including those advertised for children, is at levels that are corrosive to the skin
Lye and no-lye hair relaxers can damage skin.
research The chlorine-hair interaction. III. Effect of combining chlorination with cosmetic treatments on hair properties
Cosmetic treatments after chlorination damage hair more than treatments before.
research Diphenyl cresyl phosphate [MAK Value Documentations, 2003]
Diphenyl cresyl phosphate has low toxicity but can harm the liver, kidneys, adrenal glands, and testicles at high doses.