17 citations
,
January 2013 in “International Journal of Cosmetic Science” Higher metal levels in hair are linked to poorer perceived hair health.
4 citations
,
January 2018 in “Urology & Nephrology Open Access Journal” Hair dye chemicals can cause serious health problems, including kidney damage.
1 citations
,
October 2023 in “PloS one” Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
1 citations
,
January 2012 in “Human health handbooks” Hair color is determined by melanin types and gene activity.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair reflects identity and history, while modifications signal social pressures.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair is a return to its original state, while modifications signal social pressures.
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.
January 2026 in “MitraMas Jurnal Pengabdian dan Pemberdayaan Masyarakat” Students' knowledge about hair health significantly improved after the workshop.
January 2026 in “Medicina” Premature graying of hair is common among students and linked to genetics, smoking, keto diet, and hair coloring.
February 2025 in “Journal of Women & Aging” Older Black women in the UK feel more confident and engaged when their hair is visible and celebrated.
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.
February 2021 in “Journal of the Korean Society of Cosmetology” Castor oil improves the texture of bleached hair by increasing its strength.
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.
January 1996 in “대한피부과학회지” Wait at least 8 weeks between hair dyeing for cuticle recovery.
2 citations
,
December 1988 in “PubMed” C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
September 2022 in “World Journal of Advanced Research and Reviews” Adjust the Airtouch technique based on hair density for best coloring results.
11 citations
,
February 2021 in “Trends in Food Science and Technology” Impatiens plants have health-promoting compounds and are used for natural food coloring, but more research is needed to understand their full benefits.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Hair dyeing changes hair structure, but new technologies help protect hair while coloring.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
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.
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.
6 citations
,
January 2020 in “Elsevier eBooks” Nanoparticles could make hair dyes safer by reducing harmful effects.
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.