January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
September 2024 in “Journal of Cosmetic Dermatology” Cold gel compresses are the best for pain relief during scalp microneedling.
January 2024 in “Materials chemistry frontiers (Online)” New near-infrared OLED emitters are more efficient, especially platinum(II) complexes, and have promising applications like hair growth treatment.
August 2023 in “International Journal of Molecular Sciences” The new hydrogel with zinc and polysaccharides improves wound healing and has antibacterial properties.
December 2022 in “International Journal of Advanced Research in Science Communication and Technology” Plant-based medicines can effectively prevent and treat cancer with fewer side effects.
June 2022 in “International Journal for Research in Applied Science and Engineering Technology” The herbal shampoo made from Piper Betel and Psidium Guajava leaves was safe, promoted hair growth, and reduced hair fall.
June 2022 in “International Journal of Science and Research (IJSR)” Eclipta alba, or Bhringraj, is safe and beneficial for hair growth and other health uses.
January 2022 in “Clinical Cases in Dermatology” A man developed a unique rash on his neck after taking niacinamide, and doctors recommend considering niacinamide as a cause for similar rashes and using dermatoscopy for diagnosis.
July 2021 in “Research Square (Research Square)” Semecarpus anacardium leaf extract fights breast cancer and extends survival in mice.
May 2020 in “International Journal of Engineering Applied Sciences and Technology” Bioactive plant materials like lemon, garlic, and neem effectively fight harmful bacteria.
April 2019 in “Journal of Investigative Dermatology” Caffeine can protect scalp hair follicles from damage caused by UV radiation.
June 2014 in “Basic & Clinical Pharmacology & Toxicology” Some plant extracts may treat livestock diseases, certain animal treatments are safe and effective, but more research on drug safety and resistance is needed.
April 1985 in “Plastic & Reconstructive Surgery” Topical minoxidil can help regrow hair in alopecia areata but is less effective for severe cases.
The new minoxidil gel reduces runoff and improves eyebrow hair growth.
Finasteride-loaded microemulsions, made with cinnamon oil, Tween20, propylene glycol, and water, can help maintain stemness of dermal cells, potentially aiding in hair regeneration.
25 citations
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January 1992 in “International Journal of PIXE” Trace elements can impact health, causing issues like zinc deficiency, copper-related diseases, mercury and lead toxicity, and more.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal shampoos are a safe, eco-friendly choice for healthy hair.
October 2022 in “International Journal For Multidisciplinary Research” Hibiscus flowers have many medicinal benefits and are generally safe.
April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
November 2025 in “International Journal of Biological Macromolecules” This eco-friendly hair dye method improves hair health and color durability.
September 2017 in “Journal of Investigative Dermatology” Photodynamic therapy can potentially remove nonpigmented hair by damaging hair follicles.
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.
16 citations
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October 2009 in “Xenobiotica” The tested hair dye ingredients do not form harmful oxidized metabolites in the liver.
79 citations
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January 1975 in “Food and Cosmetics Toxicology” The hair dye formulations tested did not cause long-term toxicity or cancer in mice.
March 2026 in “Dyes and Pigments” Riboflavin and blue light speed up genipin hair dye, making it fast, glossy, stable, and eco-friendly.
A new method was developed to gently isolate hair pigment while keeping its structure intact.
A natural hair dye from cuttlefish ink and chitosan effectively colors hair black without harmful chemicals.
2 citations
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August 2016 in “Lasers in Surgery and Medicine” Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.
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.