November 1966 in “British Journal of Dermatology” The meeting discussed various skin conditions, treatments, and unusual cases, highlighting the effectiveness of tetracycline in treating rosacea.
June 1930 in “Archives of dermatology” Dermatological conditions are complex, and treatments have mixed results.
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.
June 2008 in “British Journal of Dermatology” Herpes gestationis is linked to certain antigens, atopic eczema affects T cell populations and may be eased by breastfeeding, higher doses of anti-androgen treatment can improve androgenic alopecia, topical minoxidil increases hair thickness, long-term methotrexate therapy can cause liver fibrosis in psoriasis patients, and Lichen Sclerosus et Atrophicus patients aren't at higher risk for autoimmune disorders.
January 2018 in “Sohag Medical Journal” Combining topical dutasteride with microneedling is more effective for hair growth than microneedling alone.
January 2009 in “Egyptian Journal of Medical Human Genetics” The study suggests that a specific gene variation and higher gene activity are linked to increased baldness in Egyptian men.
October 2024 in “UNESP Institutional Repository (São Paulo State University)” Straightening and dyeing damage hair structure.
19 citations
,
March 1998 in “Endocrinology” Male rats have more somatostatin neurons than females due to testosterone converting to estrogen during early development.
1 citations
,
August 1999 in “ACS symposium series” Polymer JR400 sticks to hair but washes off with detergent.
October 2023 in “Biomimetics” The new hair-dyeing shampoo is safe, colors hair evenly, and strengthens it.
12 citations
,
May 2013 in “International Journal of Dermatology” Ethosomes improve black tea extract absorption in hair dye.
Chemical treatments weaken hair's thermal stability and structure.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
5 citations
,
January 2004 in “Journal of applied polymer science” Urea helps hair dye penetrate better and last longer.
1 citations
,
September 2003 in “Annals of Epidemiology” January 2025 in “Analytical Methods” A new fluorescent material can detect dextran sulfate sodium, turning green when present, useful for forensic and environmental monitoring.
9 citations
,
July 2012 in “Dermatitis” Hair dye with para-phenylenediamine can cause skin depigmentation.
January 2020 in “대한미용학회지” Permanent hair dye reduces sulfur content in both gray and black-brown hair.
18 citations
,
January 1965 in “Stain Technology” 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.
September 2011 in “Daehan miyong hakoeji” Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.
3 citations
,
May 1964 in “Nature” 13 citations
,
February 2008 The new natural sindoor is safe, non-toxic, and eco-friendly.
August 1985 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” Hair dye can damage dog hair and cause health issues.
5 citations
,
November 2003 in “PubMed” Chemical treatments and light exposure damage hair proteins.
December 2023 in “Materials Today Sustainability” Scientists made glow-in-the-dark dots from human hair that can detect iron, prevent counterfeiting, and reveal fingerprints.
January 2026 in “SSRN Electronic Journal” Riboflavin with blue light speeds up hair dyeing, making it faster, safer, and long-lasting with less hair damage.
2 citations
,
December 1988 in “PubMed” C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
4 citations
,
May 2014 in “PubMed” Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.
24 citations
,
April 2016 in “Experimental Dermatology” Chemical treatments like dyeing, perming, and bleaching damage hair by altering amino acids and lipids.