research Actualités réglementaires relatives aux produits cosmétiques
Hair care products can cause skin irritation and allergies due to certain chemicals.
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research A Survey of the Awareness, Knowledge and Behavior of Hair Dye Use in a Korean Population with Gray Hair
People need more information about hair dye ingredients and side effects.
research Hair vibrancy: A quantitative multi‐modal approach bridging consumer perception, expert and instrumental evaluation
Hair vibrancy involves how hair looks and feels, helping create better hair products.
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 Hair Protective Effect of Argan Oil (<i>Argania spinosa</i> Kernel Oil) and Cupuassu Butter (<i>Theobroma grandiflorum</i> Seed Butter) Post Treatment with Hair Dye
Argan oil and cupuassu butter can protect hair after dyeing.
research The color of human hair
Human hair color is determined by melanin types and genetic factors.
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 Biology of hair pigmentation and its role in premature canities
Early hair graying is often inherited and influenced by genetics, environment, and lifestyle, but treatment options are limited.
research Patch testing with hair cosmetic series in Europe: a critical review and recommendation
A standardized patch test for hair cosmetics is needed in Europe to prevent allergies, especially for hairdressers.
research Determination of cantharidin,nitrogen mustard and minoxidil in nurturing hair products by liquid chromatography-tandem mass spectrometry
research A REVIEW ON COLOURFUL MEHENDI: THE RISK OF PARAPHENYLENEDIAMINE
PPD in mehendi can cause serious health problems and needs regulation.
research Low-Molecular-Weight Synthetic Antioxidants: Classification, Pharmacological Profile, Effectiveness and Trends
Synthetic antioxidants are effective, cheap, and stable, with some like zinc and cholecalciferol reducing child and cancer deaths, but the safety of additives like BHA, BHT, TBHQ, and PEG needs more research.
research Human Hair Pigment: A Mild Isolation Procedure and a Method for Characterization
A new method was developed to gently isolate hair pigment while keeping its structure intact.
research Drug-induced hair pigmentation: Clinical perspectives and updates
Certain drugs can change hair color, either lightening or darkening it.
research On Pathways for Small Molecules Into and Out of Human Hair Fibers
Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
research The color of human hair
Hair color is determined by melanin types and gene activity.
research Nickel Oxide Nanoparticles via Green Synthesis: Insights into Antimicrobial, Antifungal and Dye Degradation Potentials
Nickel oxide nanoparticles made with plant extract can kill bacteria and fungi and break down dyes.
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.
research The effect of flavonoids on regenerated hair follicles with pigmentation
Certain flavonoids can improve the growth of pigmented hair in mice.
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 Effects of Hair Colors on the Image - Centered on Female Collegians in Their 20s -
Hair color affects how people perceive personality traits.
research Pathogenesis of Chemical Leukoderma and Chemical‐Induced Vitiligo
Chemical leukoderma is temporary, while chemical-induced vitiligo can be persistent and harder to treat.
research Hair Follicle Pigmentation
Hair color is determined by melanin produced and transferred in hair follicles.
research Green Surface Engineering of Spun-Bonded Nonwovens Using Polyphenol-Rich Berry Extracts for Bioactive and Functional Applications
Berry extracts improve fabric strength and flexibility, making it suitable for medical and cosmetic uses.
research Disorders of Hair Pigmentation
Hair color is determined by melanin and can be affected by genetic conditions like albinism.
research Grey hair: clinical investigation into changes in hair fibres with loss of pigmentation in a photoprotected population
Grey hair is wilder, drier, and less manageable than pigmented hair.
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 Photochemical alterations in human hair. I. Artificial irradiation and investigations of hair proteins
Melanin in black hair protects it from sun damage better than light-brown hair.
research Prior bleaching of virgin or colored hair has minimal impact on SERS ‐based hair dye identification
Bleaching hair doesn't affect the accuracy of dye identification using SERS.
research Hair dye: A trichoscopy pitfall
Hair dye can make it hard to diagnose scalp conditions correctly.