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.
August 2024 in “Journal of the Korean Society of Cosmetology” Wild peach leaf extract improves hair strength, thickness, and shine after dyeing.
13 citations
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February 2008 The new natural sindoor is safe, non-toxic, and eco-friendly.
4 citations
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November 2022 in “Journal of biomedical materials research. Part B, Applied biomaterials” Human hair proteins, especially keratins, can protect cells from oxidative stress in lab settings.
The fermented mixture, including Sasa Borealis, improves scalp health and hair strength and shine.
1 citations
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October 2023 in “PloS one” Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
4 citations
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October 2022 in “Elsevier eBooks” Plant saponins from Indian plants are natural, cost-effective, and safe for use in soaps, detergents, and hair care products.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye with Barleria prionitis is a safe, effective, and natural alternative to chemical dyes.
The extract combination can promote hair growth and act as a natural hair dye.
December 2025 in “Journal of Pharma Insights and Research.” The shampoo naturally colors and conditions hair safely without toxic chemicals.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye is a safe, effective, and natural alternative to chemical dyes.
56 citations
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January 1996 in “Journal of Forensic Sciences” Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
3 citations
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February 2023 in “ACS omega” Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
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 2017 in “JURNAL FARMANESIA” Red dragon fruit peel extract can effectively dye gray hair black.
434 citations
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October 2003 in “PTR. Phytotherapy research/Phytotherapy research” Natural products in cosmetics are beneficial for skin and hair care with low toxicity.
December 2023 in “Archaeopress Publishing Ltd eBooks” Past societies used natural ingredients for health and beauty.
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.
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.
33 citations
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January 2017 in “Psychoneuroendocrinology” Hair dyeing and washing frequency do not affect hair cortisol levels.
April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
January 2004 in “Side effects of drugs annual” Certain skin drugs and topical agents, including some natural extracts and fragrances, can cause allergic reactions. Some hair dyes and extensions, as well as minoxidil, a hair growth treatment, can also cause allergies. Botulinum toxin A can effectively reduce sweat but may have temporary side effects.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Medicinal herbs like Aloe vera and neem are beneficial for healthy hair growth and are safer than synthetic products.
December 2025 in “GARI International Journal of Multidisciplinary Research” Ayurveda suggests natural remedies and lifestyle changes for managing premature hair greying.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Henna is a safer, natural hair dye but needs more research and standardization.
43 citations
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October 2008 in “Indian Journal of Plastic Surgery” Ancient India used herbal cosmetics for beauty, health, and well-being, with diverse natural formulations.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Henna is a safer alternative to synthetic hair dyes but has limited color options.
3 citations
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January 2019 in “Electronic Imaging” The device accurately estimates natural hair color at the roots in real time.
October 2025 in “Asian Journal of Pharmaceutical Research and Development” Combining natural extracts with modern science creates effective and safe hair-care products.
January 2016 in “Georg Thieme Verlag eBooks” Hair transplantation in East Asians needs special techniques to ensure natural results and prevent complications due to their unique hair and scalp characteristics.