March 2021 in “International journal for research in applied science and engineering technology” Herbal hair dyes from tannin-rich plants are effective and safer than synthetic dyes.
Coreopsis tinctoria Nutt. extract can effectively dye hair yellow or dark brown with good wash durability.
A natural hair dye from cuttlefish ink and chitosan effectively colors hair black without harmful chemicals.
The herbal hair dye using Platycladus orientalis effectively prevents hair loss, covers gray, and is gentle and safe for all ages.
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.
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.
December 2025 in “GARI International Journal of Multidisciplinary Research” Ayurveda suggests natural remedies and lifestyle changes for managing premature hair greying.
August 2022 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye effectively provides a natural reddish-brown color without synthetic chemicals.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” Plant-based pigments in shampoo offer vibrant colors and scalp benefits, meeting quality standards and providing a natural alternative to synthetic dyes.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Henna is a safer alternative to synthetic hair dyes but has limited color options.
October 2025 in “Asian Journal of Pharmaceutical Research and Development” Combining natural extracts with modern science creates effective and safe hair-care products.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Henna is a safer, natural hair dye but needs more research and standardization.
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.
June 2017 in “Journal of Traditional and Folk Practices” Tribes in Kerala and Tamil Nadu use Begonia malabarica for various health issues.
April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
1 citations
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June 2025 in “Journal of Cellular and Molecular Medicine” Plant-derived compounds may help reverse grey hair by boosting melanin production.
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.
1 citations
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December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
August 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” More research is needed on natural hair products, especially clinical studies.
2 citations
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January 2017 in “Journal of Biotechnology Research Center” Hair dyes affect DNA analysis results, with the prepFiler kit working best for hair with follicles.
44 citations
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March 2016 in “Frontiers in cellular neuroscience” Some natural compounds can protect fish ear cells from damage by certain antibiotics without affecting the antibiotics' ability to fight infections.
21 citations
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October 2014 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Hair dyes can change hair color temporarily or permanently but may cause side effects like skin reactions and hair damage.
5 citations
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February 2019 in “Journal of oceanology and limnology (Online)” Ecklonia cava extract can reduce the damage and stress caused by hair dye.
July 2026 in “International Journal of Applied Pharmaceutics” Hair dyes, especially with PPD, can cause skin and rare systemic reactions, and safer alternatives are needed.
February 2026 in “Chinese Medicine” Natural products might help treat hair greying.
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.
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.
1 citations
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July 2016 in “Cosmetics” Black henna tattoos can cause severe allergies to hair and textile dyes, and there's a need for greater public awareness and regulation.