13 citations
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January 1995 in “Journal of the American Institute for Conservation” Researchers developed a less damaging way to extract red dyes from wool using EDTA and DMF, preserving the fiber's strength for further analysis.
21 citations
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January 1995 in “Journal of the American Institute for Conservation” A new method extracts red dyes from wool without damaging it, although it slightly weakens the wool.
7 citations
,
January 2017 in “Clinical and medical investigations” Suriname uses many plants for beauty, with potential for a beauty industry, but more evidence is needed for product effectiveness.
January 2020 in “International Journal of Herbal Medicine” The freeze-dried hair growth product is more stable and pure than the natural form.
December 2021 in “International journal of minor fruits, medicinal and aromatic plants” The document concludes that in Sri Lanka, 25 common plants are traditionally used as home remedies for various health issues due to their medicinal properties.
June 2021 in “Research Square (Research Square)” Dyed chitin nanofibers are strong, colorful, and water-resistant, enhancing resin strength and color.
November 2025 in “International Journal of Biological Macromolecules” This eco-friendly hair dye method improves hair health and color durability.
5 citations
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January 2011 in “International Journal of Cosmetic Science” 1,2,3,4-tetrahydroquinoline compounds are great for stable, pure blue hair dye.
1 citations
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January 2002 in “Springer eBooks” June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” A new hair dye method uses polyphenols and oxidation to create a long-lasting brown color on gray hair.
April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
December 2025 in “Sustainable Chemistry One World” Mangosteen waste can be used as an eco-friendly natural hair dye, producing a lasting reddish color and strengthening hair.
13 citations
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February 2008 The new natural sindoor is safe, non-toxic, and eco-friendly.
March 2026 in “Dyes and Pigments” Riboflavin and blue light speed up genipin hair dye, making it fast, glossy, stable, and eco-friendly.
46 citations
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January 2009 in “Textile Research Journal” Researchers developed a new method to identify animal hair in textiles, which is effective for various fibers and more reliable than previous methods.
8 citations
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September 2004 in “Contact dermatitis” Avoiding dyed wigs and clothing improved severe allergic reactions in a woman treated with diphencyprone.
2 citations
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December 1988 in “PubMed” C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
December 2023 in “Asian journal of beauty & cosmetology” 63 citations
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February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
October 2023 in “Biomimetics” The new hair-dyeing shampoo is safe, colors hair evenly, and strengthens it.
6 citations
,
October 2003 in “Journal of applied polymer science” A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.
4 citations
,
November 2024 in “Materials” The film creates vibrant colors and can be used in food sensors and cosmetics.
9 citations
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January 2010 The herbal hair dye is a safe and eco-friendly alternative to conventional dyes.
August 2022 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye effectively provides a natural reddish-brown color without synthetic chemicals.
25 citations
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January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
December 2017 in “JURNAL FARMANESIA” Red dragon fruit peel extract can effectively dye gray hair black.
13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
1 citations
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September 2008 in “International Journal of Cosmetic Science” Using chelants in hair dye reduces fiber damage by preventing harmful radicals.
Herbal hair dyes using plants like henna and beetroot are safer and can produce varied colors, with two-stage applications giving darker shades.
7 citations
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June 2019 in “Coloration Technology” Translucent keratin films are better for testing hair dyes.