February 2024 in “Malahayati Nursing Journal” High androgen levels can cause hirsutism and increase inflammation.
January 2022 in “Open Journal of Endocrine and Metabolic Diseases” Hirsute women have higher testosterone, cholesterol, and glucose levels.
January 2020 in “Молодий вчений” B(III) blood type may have higher hemoglobin levels, but stress affects this, and hair iron levels correlate with hemoglobin in some blood types.
Zinc methionylglycinate at 160 ppm improves dog hair and zinc levels best.
January 2026 in “Phaidra - Repository of the University of Veterinary Medicine, Vienna” Hair cortisol levels in wolves reflect stress and vary by season and body region.
January 2026 in “SSRN Electronic Journal”
136 citations
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February 2017 in “International Journal of Molecular Sciences” PRP treatment improves hair growth, and the device used can affect results, with some being more effective.
82 citations
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February 1989 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A three-month treatment with a GnRH agonist significantly lowered androgen levels and 5α-reductase activity in men with benign prostatic hyperplasia.
26 citations
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October 2011 in “Biological trace element research” Low copper levels might cause premature graying of hair.
19 citations
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January 2003 in “Polish Journal of Environmental Studies” Higher lead levels were found in mothers of children with malformations.
3 citations
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April 2023 in “Journal of Veterinary Internal Medicine” Dogs with epilepsy have different hair mineral levels than healthy dogs, possibly due to epilepsy or its treatment.
1 citations
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October 2025 in “Ophthalmology Science” Lower doses of topotecan are safe for eyes, but higher doses may harm the retina.
A balanced diet is crucial for normalizing hormone levels and managing obesity-related issues.
October 2024 in “Frontiers in Pharmacology” Genetic variants can affect valproic acid's effectiveness, side effects, and levels in epilepsy treatment.
December 2023 in “Archives of iranian medicine” Higher iron levels in hair may increase the risk of esophageal cancer.
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.
January 1999 in “Proceedings of the British Society of Animal Science” Biotin deficiency may harm hair follicle health and growth in Angora goats.
July 2026 in “Frontiers in Endocrinology” PRLR mutations affect cattle growth and hair weight in hot climates.
61 citations
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September 1994 in “The Journal of Clinical Endocrinology and Metabolism”
59 citations
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September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
37 citations
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May 1997 in “The Journal of Clinical Endocrinology & Metabolism” MK-386 lowers DHT in blood and skin but not in semen.
25 citations
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February 1977 in “American Journal of Veterinary Research” Increasing daylight to 16 hours in winter can make mares ovulate and cycle earlier.
22 citations
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July 2011 in “EFSA journal” There is not enough evidence to support health claims about soy isoflavones.
10 citations
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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.
7 citations
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September 1991 in “Journal of Andrology” 4‐MAPC reduces rat prostate weight and prostatein levels.
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August 1996 in “The Journal of Clinical Endocrinology and Metabolism”
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August 1996 in “The Journal of Clinical Endocrinology and Metabolism” MK-386 and finasteride together effectively reduce DHT levels, potentially treating acne and male pattern baldness.
5 citations
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October 2010 in “General and Comparative Endocrinology” Flutamide and finasteride reduced sex hormones in pregnant hyenas, but increased them in males.
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May 2024 in “Steroids” The method accurately measures sex hormones in human plasma but can have small errors.
97 citations
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May 2008 in “Journal of Cutaneous Pathology” Different soft tissue fillers can cause various skin reactions; biodegradable fillers are safer and non-biodegradable ones like silicone can lead to long-term problems.