February 2026 in “Chinese Medicine” Natural products might help treat hair greying.
Soapnut shampoo cleans hair naturally, promotes growth, reduces dandruff, and is gentle on the scalp.
June 2021 in “Research Square (Research Square)” Dyed chitin nanofibers are strong, colorful, and water-resistant, enhancing resin strength and color.
January 2019 in “Journal of cosmetology & trichology” L-Cystine and L-Cystine with Kera-Diet® safely improved hair and nail quality in healthy women.
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.
September 2025 in “Journal of Science Innovations and Nature of Earth” Anthocyanins in berries and purple veggies offer health benefits but need better processing for full use.
9 citations
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November 2000 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” Dyeing hair can help target and destroy hair follicles selectively.
June 2026 in “Applied and Computational Engineering” Understanding different hair dye types can make them safer and better.
December 2025 in “International Journal of Research in Dermatology” The Ayurvedic treatment safely and effectively restores natural hair color by increasing black hair and reducing grey hair.
14 citations
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November 2014 in “European journal of medicinal chemistry” Researchers found new potential treatments for conditions related to the androgen receptor, like male hormonal contraception, by testing thousands of compounds.
1 citations
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March 2012 in “Journal of Dermatological Science” Testosterone, progesterone, and levonorgestrel change enzyme levels related to fat production in hamster skin, which could affect skin oil and acne.
39 citations
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September 2016 in “Expert Opinion on Drug Delivery” New drug delivery methods can make natural compounds more effective and stable.
11 citations
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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.
January 2024 in “Biological & clinical sciences research journal” Apigenin, found in plants and vegetables, has many health benefits, including anti-inflammatory, antioxidant, and anticancer effects.
1 citations
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June 2025 in “International Journal of Plant and Environment” Nickel oxide nanoparticles made with plant extract can kill bacteria and fungi and break down dyes.
2 citations
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August 2020 in “International Journal of Cosmetic Science” Lindera strychnifolia root extract may help balance scalp bacteria and potentially reduce hair loss.
May 2026 in “Scientific Reports” Sr and Cu ions in borosilicate glasses improve strength, bone integration, and fight bacteria, making them good for orthopedic implants.
9 citations
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July 2022 in “Journal of Cosmetic Dermatology” The ammonia-free hair dye is safe and improves hair shine, color, moisture, porosity, and combability.
69 citations
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January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
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.
43 citations
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January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.
October 2025 in “International Journal of Novel Research and Development” Herbal hair masks can naturally improve hair health and appearance.
99 citations
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June 2005 in “Journal of Cosmetic Dermatology” Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.
25 citations
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January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
5 citations
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July 2006 in “Contact dermatitis” Ammonium bisulfite in hair bleach can cause facial eczema.
4 citations
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January 2020 in “Elsevier eBooks” Natural polymers can protect, repair, and promote hair regrowth.
January 2014 in “Journal of Pigmentary Disorders” Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.
April 2008 in “Medical & surgical dermatology” Certain hairstyles can cause scalp diseases, smoking is linked to hair loss, 5% minoxidil foam is effective for hair loss treatment, and various factors influence wound healing and hair growth.
September 2025 in “International Journal for Research in Applied Science and Engineering Technology” Guava leaf extracts are beneficial for skin, hair, and oral care.
June 2024 in “International Journal For Multidisciplinary Research” Herbal powder shampoo is effective, safe, and beneficial for various hair needs.