4 citations
,
September 2012 in “Journal of dermatological science” The hair follicle's connective tissue is a key source of a certain collagen in human scalp skin.
February 2024 in “Bangladesh pharmaceutical journal” The conclusion is that the tested yogurts from Bangladesh are rich in vitamins thiamine and riboflavin, and the testing method is reliable.
January 2024 in “Collagen and leather” The conclusion is that using bovine milk permeate to remove wool from sheepskins is eco-friendly and results in smoother, higher quality leather compared to traditional sulfide methods.
23 citations
,
June 2014 in “International Journal of Cosmetic Science” Glyoxylic acid is a safer alternative to formaldehyde for hair straightening and effectively changes hair structure.
23 citations
,
May 2010 in “Surface and interface analysis” Chemical treatments and UV radiation severely damage the lipid layer on hair.
Zinc levels in hair and blood are linked to enzyme activity in people with certain skin conditions.
57 citations
,
July 1983 in “Journal of Investigative Dermatology” December 2023 in “Bulletin of Pharmaceutical Sciences Assiut” Herbal products for benign prostate hypertrophy need better quality checks to ensure safety and effectiveness.
5 citations
,
September 2018 in “Bioscience, Biotechnology, and Biochemistry” Thiosulfate may help hair grow faster in mice and works well with a common hair growth treatment.
September 2009 in “Annales D Endocrinologie” DHEA supplementation may improve quality of life, neuropsychological functions, and sexual satisfaction in individuals with adrenal insufficiency, but more research is needed to confirm its safety and effectiveness.
29 citations
,
September 1990 in “Biochemical Journal” Enzyme purified and characterized for minoxidil sulphation in rat liver.
July 2025 in “Agroindustrial Technology Journal” The 2% rosemary oil shampoo was the best overall.
2 citations
,
July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
3 citations
,
December 2019 in “Biomaterials Research/Biomaterials research” Calcium and magnesium in hair increase with age and are higher in adult women.
November 2023 in “Biology” Lower hair copper and copper-to-zinc ratio are linked to more severe coronary artery disease.
1 citations
,
January 2018 in “Journal of microscopy and ultrastructure” The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
10 citations
,
January 2001 in “Bioscience Biotechnology and Biochemistry” Ubiquitin, a protein, is found in hair, nails, and skin.
4 citations
,
July 2022 in “International Journal of Cosmetic Science” Hair moisture behavior helps tell apart different chemical treatments and reveals insights into hair structure.
January 2004 in “Trace Elements Science” Diabetics have lower chromium, manganese, and copper, but higher iron in their hair.
February 2025 in “Biomimetics” The shampoo straightens hair while keeping it healthy and less damaged.
June 1998 in “Pathophysiology” Selenium is crucial for health, but both deficiency and excess can cause problems.
32 citations
,
May 1987 in “The Journal of Clinical Endocrinology & Metabolism” Salivary testosterone is a better measure for hirsutism than serum testosterone.
29 citations
,
January 2002 in “Biological Trace Element Research” 16 citations
,
February 1978 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Dihydrotestosterone specifically binds to hamster sebaceous glands, with a higher affinity than testosterone.
January 2019 in “Analytical Science and Technology” About 21% of tested hair loss supplements contained illegal synthetic drugs.
28 citations
,
March 1973 in “The Journal of Clinical Endocrinology & Metabolism” Altered DHEA metabolism in hair follicles may be linked to hair loss in balding men.
49 citations
,
September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
June 2024 in “International Journal of Pharmaceutical Quality Assurance” The method accurately and quickly measures silodosin and dutasteride in mixtures.
4 citations
,
January 2013 in “International Journal of Trichology” Desmogleins are crucial for hair structure and growth.