25 citations,
May 2021 in “Journal of exposure science & environmental epidemiology/Journal of exposure science and environmental epidemiology” Common Black hair care products may affect hormone levels and potentially impact health, especially in reproductive and metabolic areas.
19 citations,
January 2018 in “Acta dermato-venereologica” People with alopecia areata have higher levels of a heart disease marker than those without hair loss.
19 citations,
August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
18 citations,
July 2019 in “Clinical Endocrinology” Women with PCOS in Sicily show different levels of metabolic problems depending on their PCOS type, with obesity and abnormal lipid profiles being common.
16 citations,
August 2007 in “Histopathology” A woman's rare adrenal tumor caused high testosterone and cortisol levels, which normalized after the tumor was removed.
15 citations,
July 2012 in “Biological trace element research” Higher hair calcium to magnesium ratios and lower chromium levels in hair may indicate insulin resistance in Korean men.
13 citations,
March 2019 in “Physiological Research” Overweight women with PCOS have higher levels of certain hormones that could indicate a higher risk of heart and metabolic problems.
10 citations,
April 1995 in “Animal Science/Animal science” Melatonin implants can change the seasonal prolactin levels and hair growth in adult cashmere goats but not in juveniles, and don't delay spring moult for better fiber harvesting.
8 citations,
September 2022 in “Human genomics” Key genes and pathways involved in thyroid eye disease were identified, aiding potential treatment and diagnosis.
8 citations,
June 2016 in “Journal of Cosmetic Dermatology” Women with persistent acne and high levels of antimullerian hormone are more likely to have polycystic ovarian syndrome.
7 citations,
August 2021 in “Heliyon” Phyllotex™ extract was found to significantly promote hair growth and protect against hair loss.
6 citations,
March 2016 in “British Journal of Dermatology” Low IGF-1 and high HDL cholesterol levels are linked to more hair loss in middle-aged women.
6 citations,
June 2011 in “British Journal of Dermatology” People with alopecia areata have higher levels of RBP4 protein and antibodies against it.
5 citations,
October 2018 in “Journal of Clinical Laboratory Analysis” Women with PCOS who have high male hormone levels often also have insulin resistance.
3 citations,
April 2021 in “Cureus” Low Vitamin D is common in people with Alopecia Areata, but its impact on the condition needs more research.
3 citations,
July 1993 in “Contraception” Women with moderate body hair have higher levels of certain hormones and may benefit from treatment that increases sex hormone-binding protein.
2 citations,
June 2022 in “Scientific reports” Women with PCOS have higher hair cortisol levels, which are linked to worse metabolic and inflammatory conditions.
2 citations,
September 2021 Patients with alopecia areata may have lower vitamin D levels than healthy people.
1 citations,
October 2014 in “Skin Pharmacology and Physiology” People with alopecia areata have higher levels of osteopontin, which might be important in the disease's development, but this doesn't relate to how severe the disease is.
1 citations,
January 2013 in “Advanced Biomedical Research” Men with more severe hair loss had a lower risk of schizophrenia, but hair loss and testosterone levels were not linked.
1 citations,
January 2008 in “Proceedings of the 9th World Rabbit Congress, Verona, Italy, 10-13 June 2008” Furless male rabbits grew slightly faster and heavier than furred ones, but testosterone levels were not the cause.
October 2023 in “Scientific reports” Dexamethasone affects hair growth by altering levels of proteins that either promote or inhibit hair follicle growth.
April 2022 in “Indian Journal of Forensic Medicine & Toxicology” PSA can help diagnose high androgen levels in women.
April 2008 in “Obstetrics, gynaecology and reproductive medicine” Hirsutism is often caused by high male hormone levels and can be treated with lifestyle changes and medications.
417 citations,
February 2004 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy increases bone density in older men with low testosterone levels.
89 citations,
December 2006 in “Lancet Oncology” Taking 1 mg/day finasteride for hair loss significantly lowers PSA levels in men, which may affect prostate cancer screening.
60 citations,
February 2010 in “Gynecological Endocrinology” Metformin combined with lifestyle changes improves insulin resistance and reduces testosterone levels in women with PCOS more than lifestyle changes alone.
37 citations,
June 2018 in “Clinical and Experimental Medicine” People with alopecia areata often have lower vitamin D levels and more inflammation, suggesting vitamin D might be involved in the condition.
32 citations,
November 2011 in “Reproductive Sciences” Brazilian women with PCOS and both menstrual irregularity and high male hormone levels have a higher chance of having metabolic syndrome.
19 citations,
November 2012 in “Journal of Dermatological Treatment” Isotretinoin improves severe acne without changing androgen or insulin levels but may increase body weight and triglycerides.