19 citations
,
July 2013 in “The obstetrician & gynaecologist” The document concludes that careful evaluation is needed to diagnose PCOS correctly due to similar symptoms in other conditions, and accurate testosterone level measurement is crucial.
18 citations
,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
16 citations
,
August 2004 in “Tetrahedron” Scientists made all eight versions of a compound called cyoctol, but found it's not an anti-androgen and it fully breaks down in the skin.
14 citations
,
January 2018 in “Advances in Clinical Chemistry” The document concludes that hormonal biomarkers are key for diagnosing hyperandrogenemia in women and hypogonadism in men.
7 citations
,
July 2021 in “Molecules/Molecules online/Molecules annual” The method can measure vitamin B3 levels in human hair accurately.
9 citations
,
January 2017 in “Ginekologia Polska” A higher testosterone to dihydrotestosterone ratio may indicate worse metabolic health in women.
6 citations
,
April 2017 in “JAMA Dermatology” Men's hair loss is not linked to their sex hormone levels, except for lower DHEAS in those with hair loss.
2 citations
,
May 2021 in “Journal of pharmaceutical and biomedical analysis” A new method was developed to accurately detect and measure 47 different drug ingredients in various products.
January 2019 in “Analytical Science and Technology” About 21% of tested hair loss supplements contained illegal synthetic drugs.
16 citations
,
February 2018 in “European Journal of Endocrinology” Diagnosing hyperandrogenism in women is complex and requires accurate testing methods and consideration of SHBG levels.
November 2024 in “Research for Rural Development/Research for Rural Development (Online)” Rosemary essential oil is rich in terpenes and can be effectively extracted and analyzed using environmentally friendly methods, benefiting local economies.
128 citations
,
January 1996 in “Journal of analytical toxicology.” Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
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.
71 citations
,
July 2015 in “The Journal of Clinical Endocrinology and Metabolism” Women with PCOS have higher androgen levels that decrease with age but are still higher than in women without PCOS.
16 citations
,
August 2014 in “Colloids and surfaces. B, Biointerfaces” Lipid-coated silica nanoparticles penetrate human skin more deeply than bare silica nanoparticles.
15 citations
,
October 2016 in “Steroids” Researchers developed a new method to find substances in herbs that can block a specific enzyme linked to hair loss.
14 citations
,
May 2020 in “Drug Testing and Analysis” A new method was created to measure metformin in hair, showing potential for monitoring treatment and medical investigations.
10 citations
,
November 2018 in “Physiological Research” The conclusion is that standardizing testosterone measurement methods is essential for better diagnosis accuracy in women.
9 citations
,
June 2014 in “Nutrition and Cancer” Eclipta alba extract may work as an anticancer agent and help reverse drug resistance.
7 citations
,
December 2014 in “Gynecological Endocrinology” LC-MS/MS is more reliable than immunoassays for diagnosing 21-hydroxylase deficiency.
7 citations
,
January 1990 in “Eisei kagaku” Chemical analysis of hair products on human hair can help identify specific brands and link suspects to victims.
5 citations
,
January 2021 in “Journal of Saudi Chemical Society” Watercress oil may promote hair growth by activating specific receptors.
3 citations
,
July 2019 in “Experimental Dermatology” Hair loss patients may have different polyamine levels in various scalp areas.
1 citations
,
October 2017 in “Food Additives & Contaminants: Part A” A new minoxidil-like substance, triaminodil, was found in an illegal hair growth supplement.
November 2025 in “Journal of Laboratory Medicine” Chronic stress increased after lockdown, especially in young adults and females.
March 2024 in “Journal of Pharmaceutical and Sciences” Zaleya pentandra extracts, especially acetone, may be useful for new medicines and food industry applications.
December 2023 in “Annals of phytomedicine” Dutasteride is more effective than finasteride for hair loss treatment.
2 citations
,
August 2020 in “JCRPE” A girl with Denys-Drash syndrome was misdiagnosed due to biotin affecting her hormone test results.
4 citations
,
January 2018 in “Forensic Science International” Researchers created a reliable method to detect hair-growth substances in products.
6 citations
,
September 2014 in “Food Additives & Contaminants: Part A” New method effectively detects illegal hormones in anti-aging foods.