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.
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900-930 / 1000+ results research In vitro evaluation of changes of hair fibers subjected to oxidation-reductive straighteners associated with dyeing
Straightening and dyeing damage hair structure.
research Improved trichoscopic assessment of yellow dots using Sub-Ultraviolet Light
research Improved trichoscopic assessment of yellow dots using Sub-Ultraviolet Light
research High-performance liquid chromatography–diode array and electrospray-mass spectrometry analysis of non-allowed substances in cosmetic products for preventing hair loss and other hormone-dependent skin diseases
The method effectively identifies banned substances in hair loss and skin disease cosmetics.
research Fluorescence Microscopy Study of the Sorption of Cationic Polymers on Hair
Polymer JR400 sticks to hair but washes off with detergent.
research Long-term staining of live Merkel cells with FM dyes
FM dyes effectively stain Merkel cells for long-term observation.
research Optical coherence tomography to evaluate the effects of oxidative hair dye on the fiber
Oxidative hair dye changes hair color and structure but doesn't weaken it.
research Review on Herbal Hair Dye
Herbal hair dyes are safer and eco-friendly alternatives to synthetic dyes, offering natural color and hair benefits.
research Influence of urea on the coloring ability of a low‐temperature coloring method of keratin fibers using polyethyleneimine
Urea helps hair dye penetrate better and last longer.
research Formulation and evaluation, comparison of herbal hair dye with marketed formulation
The herbal hair dye with a 1:2 henna to indigo ratio works well, is safe, and eco-friendly.
research Colored dots on trichoscopy—beware of artifacts
Some hair products can create false signs on scalp examinations, leading to wrong diagnoses.
research Scanning Electron Microscope Evaluation of Hair Dye Effects on the Cuticle Cells of Canine Hair
Hair dye can damage dog hair and cause health issues.
research Dark cytotoxicity beyond photo-induced one of silica nanoparticles incorporated with RuII nitrosyl complexes and luminescent {Mo6I8} cluster units
research Formulation and Evaluation of Herbal Hair Dyes from Tannin Producing Plants - A Substitute for Chemical Hair Dye
Herbal hair dyes from tannin-rich plants are effective and safer than synthetic dyes.
research Protective effect of conditioner agents on hair treated with oxidative hair dye
Conditioners in hair dye reduce damage and improve combability.
research An Analytical Framework for the Selective Extraction and Determination of Nine Multiclass Endocrine-Disrupting Chemicals from Haircare Products
Haircare products may expose users to harmful chemicals despite regulations.
research Riboflavin-Sensitized Photo-Acceleration of Food-Grade Genipin Coloration: Kinetic Insights, Mechanistic Analysis, and Application in Rapid Hair Coloration
Riboflavin and blue light speed up genipin hair dye, making it fast, glossy, stable, and eco-friendly.
research Apply directly to the forehead: Holmes, Nana, and hennapecia
Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
research P-Phenylenediamine-Induced Angioedema-like Facies: A Case Report and Review of Pathomechanisms
Hair dye ingredient PPD can cause severe allergic reactions, including facial swelling.
research Severe Hair Loss of the Scalp due to a Hair Dye Containing Para phenylenediamine
A woman lost most of her hair due to an allergic reaction to a hair dye ingredient.
research Chemical and photo-oxidative hair damage studied by dye diffusion and electrophoresis.
Chemical treatments and light exposure damage hair proteins.
research Formulation and Evaluation of Herbal Hair Dye
Herbal hair dyes are safe, effective, and beneficial for hair health.
research Dyeing Your Hair with Graphene
Graphene-based hair dye is a safe, durable, and effective alternative to traditional black hair dyes.
research An ultrastuctural study of hair fiber damage and restoration following treatment with permanent hair dye
Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
research Caution with Hair Dye: Foreign Body Skull Erosive Granuloma from Exogenous Hair Pigmentation
Hair dye can cause serious scalp issues, including skull erosion.
research Determination of illegal adulteration of dietary supplements with synthetic hair-growth compounds by UPLC and LC-Q-TOF/MS Part A Chemistry, analysis, control, exposure & risk assessment
Researchers developed a precise method to detect illegal hair-growth drugs in dietary supplements.
research Sustainable UV approaches supported by greenness and whiteness assessments for estimating a recently FDA-approved combination for managing urologic disorders: Tukey's test
New, eco-friendly methods accurately measure TDF and FNS in a new urologic medication.
research Permanent hair dyes and bladder cancer risk
Permanent hair dye use may increase bladder cancer risk, especially in female smokers with certain genetic traits.
research Fabrication of polyvinyl pyrrolidone-K90/Eudragit RL100-based dissolving microneedle patches loaded with alpha-arbutin and resveratrol for skin depigmentation
Microneedle patches with alpha-arbutin and resveratrol can effectively reduce skin pigmentation without irritation.