35 citations
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July 2010 in “The FEBS journal” The study found a specific peptide that helps detect TGase 3 activity in skin and hair follicles.
10 citations
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April 2020 in “Journal of surfactants and detergents” Shampoos with sugar-derived surfactants clean hair well and are gentler than those with SLES.
10 citations
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June 2001 in “Annals of neurology” Alzheimer's patients have higher levels of certain chemicals in their hair.
8 citations
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September 1987 in “Acta Dermato Venereologica” Recessive X-linked ichthyosis involves a less efficient enzyme in hair follicles, suggesting two distinct enzymes.
February 2024 in “Buletin Veteriner Udayana” Using sulfur soap helped improve skin problems in a dog with demodecosis.
19 citations
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
5 citations
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January 1983 in “PubMed” Human skin releases different steroids, with some coming from sebaceous glands and others from sweat glands.
13 citations
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September 2017 in “International Journal of Cosmetic Science” Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
91 citations
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July 2004 in “Journal of Biological Chemistry” Overexpressing SSAT enzyme reduces prostate tumor growth in mice.
3 citations
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April 2015 in “Current problems in dermatology” A more sensitive assay was developed to detect enzyme activity converting arginine to citrulline in hair follicles.
September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
75 citations
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March 2018 in “Molecules/Molecules online/Molecules annual” L-Cysteine may have health benefits, but its effectiveness is still debated due to limited clinical trial data.
3 citations
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September 1975 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Pigs can make some essential fats and don't need them all in their diet to grow and stay healthy.
5 citations
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September 2018 in “International journal of genomics” Genetic mutations that disrupt homocysteine breakdown lead to increased damage in mouse hair keratin.
7 citations
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June 2021 in “Amino acids” Human hair protein modifications could potentially indicate heart disease risk.
4 citations
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January 1989 in “Journal of Steroid Biochemistry” Women with hyperandrogenism have higher androgen levels and lower SHBG, which may contribute to conditions like excessive hair growth and early puberty.
12 citations
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February 2016 in “Biochemical and Biophysical Research Communications” Sulforaphane may help with hair growth by breaking down a hormone that causes hair loss.
1 citations
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January 2019 in “Studia Biologica” Extracted keratin from wool and hair can be used in medicine and bioengineering.
September 2023 in “Biomedicines” Squalene may be a marker for certain types of alopecia.
35 citations
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August 2010 in “The American journal of pathology” Researchers created a new mouse model for studying Citrullinemia Type I and similar conditions, showing symptoms and treatment responses like those in humans.
13 citations
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September 2014 in “Journal of photochemistry and photobiology. B, Biology” UV radiation increases protein loss from hair and reduces hair protein quality.
August 2018 in “Cadernos de Agroecologia” The new sulfur paste effectively treats rabbit scabies, promoting healing and hair growth.
37 citations
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September 2003 in “Journal of Medicinal Chemistry” A substance called Compound 2g can strongly block STS (a hormone-related enzyme) without affecting estrogen levels, making it potentially good for treating breast cancer.
14 citations
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July 2015 in “International Journal of Molecular Sciences” S-Methylmethionine sulfonium can protect skin from UVB damage.
27 citations
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June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
1 citations
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July 2021 in “Small ruminant research” Vitamin E, alone or with yeast, helped reduce arsenic poisoning effects in young goats.
Age-related changes in scalp glands may affect hair health, but sulforaphane might help.
10 citations
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January 1985 in “PubMed” Trace elements like calcium, iron, and zinc are unevenly distributed in hair, while sulfur is even, and increased phosphorus and potassium levels are linked to skin reactions.
14 citations
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January 1984 in “Nutrition reports international”
April 2015 in “Journal of Nutritional Therapeutics” Looser dietary restrictions can improve growth and reduce illness in methylmalonic acidemia patients.