38 citations,
May 2000 in “Livestock production science” Giving high-quality protein or methionine supplements helps improve hair growth in Angora goats and, to a lesser extent, in Cashmere goats.
30 citations,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
25 citations,
January 1983 in “Analyst” Method measures minoxidil in tablets accurately and easily.
17 citations,
September 2009 in “British Journal of Dermatology” Fragile hair in children is rarely linked to trichothiodystrophy (TTD).
1 citations,
December 2021 in “The Open Dermatology Journal” Herbal hair oil with certain herbs can improve hair growth.
January 2021 in “Agrobiological records” Biofortifying fruits and vegetables with selenium can improve dietary intake and prevent health issues.
19 citations,
July 1994 in “Journal of Dermatological Science” Human hair keratin genes are similar to mouse genes and are specifically expressed in hair follicles.
2 citations,
March 2023 in “BMC ecology and evolution” Some hair protein genes evolved early and were adapted for use in hair follicles.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
10 citations,
October 2001 in “PubMed” The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
40 citations,
July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
34 citations,
August 1966 in “Experimental cell research” Keratin fibrils in hair form and stop growing at specific points in the follicle.
16 citations,
August 1992 in “Archives of dermatological research” Lab-grown nail cells show characteristics similar to natural nail and hair.
11 citations,
June 2012 in “Archives of Dermatological Research” L-cystine and vitamin B6 at high doses prevented hair loss in mice treated with a chemotherapy drug.
7 citations,
January 1982 in “Acta agriculturae Scandinavica” Mink use L-methionine and L-cystine slightly better than natural amino acids for hair growth, but D-methionine is not effective.
October 2001 in “WORLD SCIENTIFIC eBooks” Many substances, including chemicals and metals, can cause skin reactions; careful handling and identification of allergens are crucial to prevent dermatitis.
94 citations,
January 2007 in “Cutaneous and Ocular Toxicology” Iranian veterans exposed to sulfur mustard suffer from long-term skin itching and eye damage, with some risk of skin cancer and ongoing management challenges.
76 citations,
February 2015 in “Industrial Crops and Products” Researchers found over 40 compounds in Bituminaria bituminosa, including many flavonoids and some with potential for medical and hair care uses.
48 citations,
July 1996 in “Human & Experimental Toxicology” Human enzymes can detoxify harmful substances but might also increase their cancer risk.
43 citations,
May 1986 in “Clinics in Endocrinology and Metabolism” Cyproterone acetate is effective for treating hirsutism and acne but less so for hair loss, with side effects similar to birth control pills.
37 citations,
October 2006 in “Steroids” New sulfur-containing steroid analogs show promise for more targeted medical treatments.
25 citations,
January 2011 in “Pharmacognosy magazine” Nardostachys jatamansi DC compounds help promote hair growth.
15 citations,
January 2016 in “Przeglad Menopauzalny” Eating a balanced diet with specific nutrients is important for menopausal women to manage hair loss.
13 citations,
January 2010 in “Advances in Biochemical Engineering / Biotechnology” Understanding hair biology is key to developing better treatments for hair and scalp issues.
11 citations,
December 1921 in “Archives of dermatology and syphilology” A rare scalp disease causes hair loss, pus-filled nodules, and scarring.
8 citations,
July 2012 in “Annals of biomedical engineering” Hair absorbs molecules differently based on their size, charge, and love for water, and less at higher pH; this can help make better hair products.
7 citations,
January 2018 in “Materials Today: Proceedings” Adding human hair fibers and glass micro-spheres to epoxy improves its wear resistance and strength.
7 citations,
January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
4 citations,
January 2015 in “Journal of microbial & biochemical technology” Biotin helps regulate proteins in the blood, which may explain its role in hair growth.
4 citations,
February 2007 in “Journal of the European Academy of Dermatology and Venereology” The study suggests silicon might be important for healthy hair, as less silicon was found in people with hair loss.