January 2010 in “DR-NTU (Nanyang Technological University)” Hair coloring and chlorine change hair strength differently.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural plant-based hair dyes are safer and eco-friendly alternatives to synthetic dyes.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair dyes using plants like henna and indigo are safer and eco-friendly alternatives to synthetic dyes.
25 citations
,
January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
210 citations
,
May 2006 in “The FASEB journal” Oxidative stress causes hair to gray by damaging and killing pigment cells.
13 citations
,
November 2016 in “Human & Experimental Toxicology” Maternal exposure to artificial food coloring may increase skin disease risk in rat offspring.
September 2018 in “PubMed” Hair becomes thinner, grayer, and may fall out more as people get older, and styling habits can worsen these effects.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal hair dye with Bhringraj is effective, safe, and eco-friendly.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal hair dye with Bhringraj is effective, safe, and eco-friendly.
19 citations
,
May 2010 in “Surface and interface analysis” 18-MEA is essential for hair's water resistance, and a conditioner with 18-MEA and SPDA can restore it.
13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
6 citations
,
October 2006 in “International Journal of Dermatology” Hair splitting and nail detachment are linked conditions.
Bleaching hair twice makes it very dry and weak.
November 2024 in “Majalah Farmasetika” The natural hair dye gel with 12% Eleutherine bulbosa extract effectively colors bleached hair dark brown and is stable and non-irritating.
December 2023 in “Archaeopress Publishing Ltd eBooks” Past societies used natural ingredients for health and beauty.
January 1996 in “대한피부과학회지” Wait at least 8 weeks between hair dyeing for cuticle recovery.
4 citations
,
July 2016 in “Journal of cosmetic dermatology” Dermatologists should use hair relaxers carefully to avoid hair and scalp damage, following specific guidelines for application and maintenance.
2 citations
,
December 1988 in “PubMed” C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
November 2025 in “International Journal of Science and Research Archive” Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
15 citations
,
November 2015 in “Trends in biotechnology” Gene regulation could revolutionize hair color by altering pigmentation from within.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The natural hair dye is safe, effective, and good for scalp health.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The natural hair dye is safe, effective, and good for scalp health.
October 2024 in “UNESP Institutional Repository (São Paulo State University)” Straightening and dyeing damage hair structure.
8 citations
,
May 2012 in “Clinical and Experimental Dermatology” An 82-year-old woman's hair turned white suddenly, likely due to a rare form of alopecia that targets pigmented hair.
September 2011 in “Daehan miyong hakoeji” Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.
6 citations
,
March 2015 in “Journal of The American Academy of Dermatology” Hair dye can make it hard to diagnose scalp conditions correctly.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye gel is a safe and effective natural alternative to chemical dyes, improving hair and scalp health.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye gel is a safe and effective natural alternative to chemical dyes, improving hair and scalp health.
6 citations
,
January 2020 in “Elsevier eBooks” Nanoparticles could make hair dyes safer by reducing harmful effects.