195 citations,
February 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
73 citations,
October 2001 in “Epilepsia” Children taking higher doses of valproic acid had lower biotinidase activity, which may lead to biotin deficiency, but biotin supplements could help.
11 citations,
September 1997 in “Archives of Dermatology” Reduced androgens linked to kinky hair disorder and hair loss; 5a-reductase inhibitors may help.
7 citations,
September 2020 in “Journal of Cosmetic Dermatology” Serum biomarkers like insulin-like growth factor-1 and vitamin D may help diagnose androgenetic alopecia.
27 citations,
October 2013 in “Experimental dermatology” Scleroderma patients have lower hair miR-29a levels.
21 citations,
July 2016 in “Gynecological Endocrinology” Obese and non-obese women with PCOS have higher heart risk markers, especially if they are obese.
12 citations,
January 2016 in “Journal of Assisted Reproduction and Genetics” Certain gene variations are linked to higher male hormone levels in Chinese women with PCOS and insulin resistance.
3 citations,
January 2019 in “International Journal of Trichology” The balance of thiol-disulfide in women with hair loss is affected but not damaged.
March 2015 in “Polish Journal of Public Health” Blood vessel patterns in skin diseases relate to certain blood markers in systemic sclerosis but not in psoriasis or psoriatic arthritis, and may indicate circulation issues in alopecia.
70 citations,
April 2016 in “Experimental Dermatology” A patient with alopecia areata regrew hair after taking tofacitinib and showed changes in certain blood and skin markers.
105 citations,
March 2014 in “British journal of dermatology/British journal of dermatology, Supplement” Alopecia areata patients often have low vitamin D levels, suggesting they might benefit from vitamin D supplements.
28 citations,
November 2019 in “Frontiers in Endocrinology” Vegetarian Indian women with PCOS have higher inflammation levels than non-vegetarians.
14 citations,
September 1986 in “Archives of Dermatology” Women with low SHBG levels and a high 3a-diol G to SHBG ratio are likely to experience female pattern baldness, possibly due to a slight excess of androgens affecting sensitive hair bulbs.
1 citations,
June 2021 in “International Journal of Dermatology” People with alopecia areata had lower vitamin D levels, but these levels didn't relate to many aspects of the condition.
July 2023 in “Journal of Clinical Medicine” Choosing the right starting dose of Clomiphene Citrate for ovulation induction in PCOS women is challenging; higher BMI and hormone levels may indicate resistance to the standard dose.
February 2023 in “Global journal of health sciences and research” Zinc levels are not significantly linked to the presence or severity of alopecia areata.
December 2020 in “Benha Journal of Applied Sciences” Osteopontin levels are higher in people with androgenetic alopecia and are linked to metabolic disorders.
64 citations,
August 1999 in “The American journal of medicine” The transscrotal testosterone patch normalizes hormone levels in men with AIDS and weight loss but does not improve weight, body mass, or quality of life.
44 citations,
January 2008 in “Fertility and Sterility” Longer CAG repeat lengths in the androgen receptor gene are linked to higher testosterone levels in women with PCOS.
22 citations,
January 2006 in “International Journal of Andrology” Taking oral testosterone with finasteride or dutasteride doubles testosterone levels, and food slightly affects it.
4 citations,
March 2018 in “Systems biology in reproductive medicine” Men born very underweight had higher estrogen levels but normal reproduction compared to normal birth weight men.
2 citations,
December 2015 in “International Journal of Dermatology” Washing test helps identify hair loss type, low iron levels significant.
August 2024 in “Archives of Women s Mental Health” Women with PCOS have more depression and stress due to high androgen levels, not obesity or insulin resistance.
February 2021 in “Austin journal of nutrition & metabolism” Appropriate zinc levels may help prevent hair loss in university students.
January 2017 in “Journal of clinical & experimental dermatology research” Low ferritin levels might be linked to telogen effluvium, but vitamin D levels are not.
Higher alarin levels might link hair loss and metabolic syndrome.
29 citations,
December 2017 in “International Journal of Dermatology” People with alopecia areata often have lower vitamin D levels, which are linked to more severe and longer-lasting hair loss, but vitamin D receptor levels in the skin don't show the same pattern and don't predict treatment success.
15 citations,
October 2011 in “Gynecological Endocrinology” Obesity changes androgen levels in women with PCOS, leading to higher testosterone relative to androstenedione.
1 citations,
January 2020 in “International Journal of Trichology” High YKL-40 levels predict early hair loss and hidden metabolic issues.
April 2023 in “Clinical Chemistry and Laboratory Medicine” The document concludes that inflammation markers can be used in diabetes, vitamin D3 affects immune pathways, hyperthyroidism changes hormone levels, androgen levels help diagnose Adrenocortical Carcinoma, erectile dysfunction is linked to diabetes, hypogonadism is common in HIV-infected males, and hormones can be biomarkers for various conditions.