11 citations,
January 1998 in “Dermatology” Spironolactone works well for acne and hirsutism, isotretinoin is very effective for acne and may have antiandrogenic effects, and 5 alpha-reductase inhibitors should be considered antiandrogens.
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.
1 citations,
January 1998 in “Cosmetics and toiletries” Both amodimethicone and dimethicone copolyol amine are effective hair conditioners.
June 2023 in “Skin Research and Technology” The supplement with amino acids, iron, selenium, and marine hydrolyzed collagen improved hair growth more than drug treatment alone, with most people tolerating it well.
December 2022 in “Scientific Reports” Compound 4 is a promising treatment for hair loss with low toxicity.
80 citations,
September 1984 in “Journal of The American Academy of Dermatology” 5% minoxidil helps hair regrowth in androgenic alopecia.
46 citations,
September 2011 in “Journal of Endocrinology” Natural 5α-reduced glucocorticoids might be anti-inflammatory with fewer side effects than current options.
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.
10 citations,
April 2016 in “Toxicology and applied pharmacology” Using A132 hair dye with sunlight can cause skin damage and hair loss.
9 citations,
September 2007 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Sheep wool follicles absorb different amino acids at various rates and locations, which could affect wool growth based on diet and genetics.
7 citations,
July 2022 in “Pharmaceuticals” Pumpkin Seed Oil in niosomes may help treat hair loss and improve hair growth.
4 citations,
August 2021 in “Biomedicine & Pharmacotherapy” 5-alpha reductase inhibitors, like finasteride and dutasteride, may cause depression, but more research is needed to understand why.
3 citations,
January 2016 in “Journal of cosmetology & trichology” Taking vitamins, minerals, and amino acids can improve hair strength and quality in people with Monilethrix.
2 citations,
November 2022 in “Skin research and technology” 5% topical minoxidil improves hair density and quality in monilethrix patients.
January 2024 in “International Journal of Pharmaceutics” New nanoparticles deliver plant extracts to hair follicles to treat conditions like hair loss and acne.
July 2023 in “Indian Journal of Animal Health” FGF-5 promotes Cashmere goat hair growth by increasing keratin genes and reducing certain LncRNA and target genes.
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February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
14 citations,
April 2000 in “Animal Science/Animal science” Nutrients like vitamins, copper, zinc, and amino acids are crucial for healthy hair and wool growth.
13 citations,
June 2017 in “Biochimie open” All five human steroid 5α-reductase enzymes are found in the endoplasmic reticulum.
4 citations,
January 2020 in “Frontiers in Physiology” Good feather growth in poultry needs the right balance of proteins, amino acids, minerals, and vitamins.
1 citations,
February 2023 in “Plants” BB4CMU rice bran oil may help treat hair loss and gray hair.
Using enzymes to link proteins makes hair repair treatments more effective and long-lasting.
75 citations,
September 2007 in “Journal of Heredity” FGF5 gene mutations cause long hair in domestic cats.
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June 2023 in “BMC genomics” A specific gene mutation causes long hair in Angora rabbits.
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October 2018 in “Ukraïnsʹkij žurnal dermatologìï, venerologìï, kosmetologìï” Wolvit® (biotin 5 mg) is effective and safe for treating hair loss and scalp conditions in women.
59 citations,
May 2014 in “Expert Opinion on Therapeutic Targets” The document concludes that targeting 5α-reductase, the androgen receptor, and hair growth genes, along with using compounds with anti-androgenic properties, could lead to more effective hair loss treatments.
43 citations,
May 1999 in “Journal of Biological Chemistry” Agouti protein affects melanocortin receptors through competitive antagonism and receptor down-regulation.
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May 2012 in “Medicine and science in sports and exercise” Muscles can make their own androgens, which may help muscle growth.
11 citations,
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July 2022 in “Frontiers in Pharmacology” Dutasteride may help protect neurons and reduce inflammation in Parkinson's disease.