research A comparison of dyeing efficacy between hair‐oxidation‐based and hair‐coating‐based shampoos for the treatment of gray hair
Hair-coating shampoos dye better initially, but hair-oxidation shampoos keep color longer and may damage hair more.
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360-390 / 1000+ resultsresearch Effects of Hair Dying by Used-up Coffee Grounds Extract (CGE)
research Multicolor Hair Dyeing with Biocompatible Dark Polyphenol Complex-Integrated Shampoo with Reactive Oxygen Species Scavenging Activity
The new hair-dyeing shampoo is safe, colors hair evenly, and strengthens it.
research Is the “Comb Over” Dying? A Mouse Model for Male Pattern Baldness (Androgenic Alopecia)
The mouse model suggests male pattern baldness may be due to an enzyme increasing DHT and higher androgen receptor levels in hair follicles.
research Caring for the Dying at Home
Improving end-of-life care at home requires better coordination, communication, and support.
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 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 Gene expression profiling of human keratinocytes exposed to the hair-dying agent, m-aminophenol
m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
research Submission to the College of Physicians and Surgeons of Ontario Re: Medical Assistance in Dying
The document concludes that forcing doctors to assist in euthanasia against their will is dangerous and goes against democratic values.
research Coreopsis tinctoria Nutt. As a New Raw Material for Natural Hair Coloration: Discovering the Dyeing Potential of Chalcones
Coreopsis tinctoria Nutt. extract can effectively dye hair yellow or dark brown with good wash durability.
research Effect of Fastness, Hair Coating and Hair Protection by Deying of Orange Henna
Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.
research The Development of Squid Ink Melanin Nanoparticles as a Multifunctional Colorant Anchored on Hair Fibers: Preparation, Physicochemical Characterization and Dyeing Performance
Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
research Influence of the cosmetic treatment of hair on drug testing
Cosmetic hair treatments like bleaching and dyeing reduce drug levels in hair samples.
research Protein loss in human hair from combination straightening and coloring treatments
Straightening and coloring hair, especially with sodium hydroxide, greatly increases protein loss.
research Chemical and physical treatments damage Caucasian and Afro‐ethnic hair fibre: analytical and image assays
Chemical and physical treatments like bleaching, dyeing, and UV radiation damage both Caucasian and Afro-ethnic hair.
research The Application of Radiochemical Techniques to the Study of the Interaction of Hair Fibers with Aqueous Solutions
Hair absorbs different substances from solutions based on pH levels.
research A systematic review on the lipid composition of human hair
Lipids are crucial for healthy hair, protecting it from damage and breakage.
research Non‐invasive evaluation of hair interior morphology by X‐ray microscope
X-ray microscopy can non-invasively show hair structure changes after treatments, but it's less detailed than TEM and needs improvement.
research Hair Lipid Structure: Effect of Surfactants
Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
research Comparative Study for Hair Protection Effect of Hair Essence Prepared Using Human Hair Keratin
Keratin essence protects and improves damaged hair.
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 Effects of Hydrolyzed Keratin Contained Treatment on the Repair of Damaged Hair
K-30 treatment restores protein and weight in damaged hair, making it similar to healthy hair.
research A Study on the Usefulness of the Natural Product Fermentation Mixture as Scalp and Hair Care Cosmetic Material Protection
The fermented mixture, including Sasa Borealis, improves scalp health and hair strength and shine.
research OPTIMIZATION AND PERFORMANCE ASSESSMENT OF HERBAL HAIR COLORING AGENT BY USING BERLERIA PRIONITIS
The herbal hair dye with Barleria prionitis is a safe, effective, and natural alternative to chemical dyes.
research Effects of silicone pretreatment on oxidative hair damage
Silicone pretreatment protects hair from damage and reduces color fading without interfering with bleaching or dyeing.
research Application of an Enzymatic Method for Identifying Hair Treatments
The enzymatic method can effectively identify chemical treatments on hair.
research A genetic electrophoretic variant of high-sulfur hair proteins for forensic hair comparisons. II. Practical application of electrophoretic analysis of hair protein to forensic hair comparisons.
Electrophoresis can effectively analyze hair proteins for forensic use, even after cosmetic treatments and up to 2 years of weathering.
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 Chemical Scalp Burn after Hair Coloring—Case Report with Literature Review
Hair dye can cause severe scalp burns and long-term health risks, so safety guidelines must be followed.
research Trichoscopy – a valuable tool for identifying conditions mimicking androgenetic alopecia
Trichoscopy helps tell apart other hair loss conditions from common hair loss.