research Hair Colours/Dyes
Natural plant-based substances can be used as effective hair dyes.
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research Paraphenylenediamine hair dyeing nephropathy: a case report and review of literature
Hair dye chemicals can cause serious health problems, including kidney damage.
research Formulation and Evaluation of Herbal Hair Dye
The herbal hair dye effectively provides a natural reddish-brown color without synthetic chemicals.
research NTP Toxicology and Carcinogenesis Studies of C.I. Acid Orange 3 (CAS No. 6373-74-6) in F344/N Rats and B6C3F1 Mice (Gavage Studies).
C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
research THE CHEMISTRY MECHANISM OF HAIR DYES
Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
research Investigation of hair dye deposition, hair color loss, and hair damage during multiple oxidative dyeing and shampooing cycles.
Repeated dyeing and shampooing cause hair color loss and damage.
research <title>In-vitro and in-vivo study of dye diffusion into the human skin and hair follicles</title>
Dyeing hair can help target and destroy hair follicles selectively.
research Metabolite screening of aromatic amine hair dyes usingin vitrohepatic models
The tested hair dye ingredients do not form harmful oxidized metabolites in the liver.
research Formulation and Evaluation of a Polyherbal Hair Dye using Phyllanthus reticulatus Fruit
The natural hair dye is safe, effective, and good for scalp health.
research Formulation and Evaluation of a Polyherbal Hair Dye using Phyllanthus reticulatus Fruit
The natural hair dye is safe, effective, and good for scalp health.
research Bio-Catalytic Action of Pseudomonas DL17 on Environmental Contaminant Sunset Yellow FCF
Pseudomonas DL17 can completely break down the harmful dye Sunset Yellow FCF in 48 hours.
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 Inovasi pewarna rambut alami: Formulasi gel berbahan dasar ekstrak umbi bawang dayak (Eleutherine bulbosa (mill.)Urb.) dan uji sifat fisiknya
The natural hair dye gel with 12% Eleutherine bulbosa extract effectively colors bleached hair dark brown and is stable and non-irritating.
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 Nanoparticles in hair dyes
Nanoparticles could make hair dyes safer by reducing harmful effects.
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 A REVIEW ON POLYHERBAL HAIR DYE CREAM
Polyherbal hair dye creams are safer, effective, eco-friendly, and economical alternatives to synthetic dyes.
research Riboflavin-Sensitized Photo-Acceleration of Food-Grade Pigment Formation: Kinetic Insights, Mechanistic Analysis, and Application in Rapid Hair Coloration
Riboflavin with blue light speeds up hair dyeing, making it faster, safer, and long-lasting with less hair damage.
research Quantifying the effects of repeated dyeing: morphological, mechanical, and chemical changes in human hair fibers
Repeated hair dyeing significantly damages hair.
research Graying of Hair Produced by Ingestion of Phenylthiocarbamide
Eating phenylthiocarbamide made all the rats' hair go gray, but some returned to their original color after stopping.
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 Formulation and Evaluation of Polyherbal Hair Dye
Polyherbal hair dyes are safer and more eco-friendly than chemical dyes.
research A REVIEW ON POLYHERBAL HAIR DYE CREAM
Polyherbal hair dye cream is safe, effective, and eco-friendly, offering better color and no side effects.
research A REVIEW ON COLOURFUL MEHENDI: THE RISK OF PARAPHENYLENEDIAMINE
PPD in mehendi can cause serious health problems and needs regulation.
research Permeant lipophilicity and vehicle composition influence accumulation of dyes in hair follicles of human skin
Lipophilic dyes accumulate more in hair follicles when delivered with surfactant-propylene glycol solutions.
research PENGGUNAAN EKSTRAK KULIT BUAH NAGA MERAH (Hylocereuscostaricensis (F.A.C. Weber) Britton & Rose.) DALAM FORMULASI PEWARNA RAMBUT
Red dragon fruit peel extract can effectively dye gray hair black.
research A stain for plucked anagen hairs
A new staining method helps tell growing from resting hairs to diagnose hair loss.
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 of Herbal Hair Dye: An Ecofriendly Process
The herbal hair dye is a safe and eco-friendly alternative to conventional dyes.
research Research on the Mechanism of Hair Dyeing Agents and Strategies for Health Risks Reduction
Hair dyes can be harmful, but risks vary by person and can be reduced.