74 citations
,
July 1995 in “PubMed” Lowering homocyst(e)ine levels can reverse skin and hair lightening by restoring enzyme activity needed for pigmentation.
20 citations
,
March 2013 in “Journal of Lipid Research” The research explains how a human enzyme binds and processes its substrate, which could relate to its role in biological functions and hair loss.
20 citations
,
December 2012 in “Journal of molecular structure” The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
12 citations
,
August 1984 in “Genetics Research” The N gene affects the protein makeup of mouse hair.
2 citations
,
February 2016 in “Vestnik dermatologii i venerologii” The comprehensive treatment with biomimetic peptide lotion was effective for hair loss.
1 citations
,
March 2023 in “Journal of Natural Fibers” A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
January 2026 in “Biomaterials and Biosystems” Keratin from chicken feathers can be safely used on damaged skin.
January 2026 in “Digitalen Hochschulbibliothek Sachsen-Anhalt (Universitäts- und Landesbibliothek Sachsen-Anhalt)” Keratin from chicken feathers can be safely used for skin benefits.
December 2024 in “The Eurasia Proceedings of Science Technology Engineering and Mathematics” Higher ꝩ-GCS enzyme levels in PCOS patients may play a role in the disease.
December 2021 in “Journal of natural fibers” The conclusion is that new methods for isolating hair cuticle cells and removing the cuticle layer are effective and convenient.
The supplement improved hair density and overall hair beauty.
April 2018 in “Journal of Investigative Dermatology” Mint water extract boosts protective enzymes in skin cells.
August 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” The complex treatment for hair loss was found to be effective.
May 2015 in “Cancer research” After chemotherapy for early breast cancer, 33.4% of patients had long-term significant hair loss, with some hair regrowth over time, but treatments for hair loss were largely ineffective.
January 2014 in “International Journal of Trichology” Hair is culturally and economically valuable, and its weight is now used to measure the effectiveness of hair growth treatments.
Millet extract, wheat germ oil, L-cystine, and calcium pantothenate reduced hair loss and improved hair growth in women with diffuse alopecia.
January 1974 in “Nippon Nōgei Kagakukaishi/Nihon Nougei Kagakkaishi” Applying L-methionine and L-serine to the skin promotes the most hair growth.
37 citations
,
January 1975 in “Journal of Experimental Zoology” Epilation doesn't affect rat hair growth; thyroxine speeds it up, while estradiol slows it down.
23 citations
,
June 1993 in “PubMed” Medication 1 improved hair quality and growth more effectively than medication 2 and the placebo.
15 citations
,
December 2000 in “Der Hautarzt” Idiopathic chronic telogen effluvium in women causes sudden hair loss without a known cause, often linked to emotional distress.
10 citations
,
January 1997 in “Dermatology” Two siblings were diagnosed with Trichothiodystrophy, identified by brittle hair and low sulfur content.
1 citations
,
April 2015 in “Current problems in dermatology” The document concludes that the trichogram is a useful tool for diagnosing hair loss and suggests semi-organ cultures for practical trichological research.
1 citations
,
March 2014 in “Senses and Sciences” A supplement with Serenoa repens improved hair loss in a patient.
April 2017 in “InTech eBooks” Many people with hair loss experience scalp pain known as trichodynia, but the causes are unclear and treatments vary.
Gushen Shengfa pills and Wuling capsules are more effective for hair growth and sleep quality than the control treatment.
215 citations
,
March 2018 in “Archives of Toxicology” Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.
56 citations
,
September 2013 in “Journal of Biochemistry and Molecular Biology” Androgens increase a growth factor in hair cells by creating reactive oxygen species, and antioxidants might help treat hair loss.
34 citations
,
January 2011 in “Fundamental & Clinical Pharmacology” New treatments for PCOS show promise, but no current medication treats all aspects of the condition.
24 citations
,
May 2006 in “Proceedings of the National Academy of Sciences of the United States of America” Budesonide and N-acetylcysteine reduced tumors and alopecia in mice, regardless of FHIT gene status.
9 citations
,
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Prostaglandin D2 increases testosterone production in skin cells through a process involving reactive oxygen species, and antioxidants may help treat hair loss.