January 2006 in “Advances in developmental biology” The Hairless gene is crucial for healthy skin and hair growth.
71 citations
,
November 2012 in “Expert Opinion on Drug Safety” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction and reduced sexual desire, sometimes lasting after stopping the drug.
19 citations
,
April 2020 in “Dermatologic Therapy” Dutasteride works better than finasteride for hair loss, with both being safe to use.
13 citations
,
March 2017 in “Genomics” Genomic approach finds new possible treatments for hair loss.
11 citations
,
August 2014 in “Current Urology Reports” Medications for enlarged prostate can cause sexual side effects like reduced libido, erectile dysfunction, and ejaculatory problems.
124 citations
,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
91 citations
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May 2005 in “The Journal of Clinical Endocrinology & Metabolism” A new mutation in the human glucocorticoid receptor reduces its function and causes resistance to glucocorticoids.
90 citations
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March 2017 in “JAMA Internal Medicine” Men over 66 taking medication for prostate enlargement have a higher risk of depression and self-harm, especially in the first 18 months of treatment.
59 citations
,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
53 citations
,
January 1993 in “Biochemical Pharmacology” Minoxidil needs activation to work, and minoxidil sulfate helps with hair growth and blood pressure.
49 citations
,
October 2017 in “Nutrients” Equisetum debile extract, especially the ethyl acetate type, may be a promising natural ingredient for anti-hair loss products.
38 citations
,
June 2018 in “Archives of Toxicology” Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.
35 citations
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June 2018 in “Urology” The review suggests younger men taking 1 mg finasteride report more side effects, including sexual, skin, metabolic, and psychological issues.
33 citations
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January 2016 in “Skin appendage disorders” The document concludes that sexual and psychiatric side effects from 5-alpha-reductase inhibitors are reported, but more high-quality research is needed to understand how often they occur.
30 citations
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September 2016 in “BMJ” Taking 5-α reductase inhibitors for prostate enlargement or hair loss does not significantly raise the risk of erectile dysfunction.
29 citations
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July 2012 in “The Journal of Sexual Medicine” Rats had lasting erectile problems after stopping a certain medication.
28 citations
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May 2018 in “Scientific reports” Exercise improves insulin sensitivity and hormone regulation in PCOS rats.
28 citations
,
October 2017 in “Journal of Cosmetic and Laser Therapy” Combining electrodynamic microneedle with 5% minoxidil improves hair growth and reduces hair loss in Chinese men.
21 citations
,
January 2020 in “General and Comparative Endocrinology” Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.
20 citations
,
May 2018 in “The Journal of Urology” Men taking 5-alpha-reductase inhibitors before or after bladder cancer diagnosis had a lower risk of dying from the disease.
14 citations
,
March 2017 in “Brain research” Progesterone and its byproducts control a specific receptor in the brain independently of progesterone receptors, affecting conditions related to the menstrual cycle.
9 citations
,
August 2019 in “Journal of The European Academy of Dermatology and Venereology” Minoxidil activation by hair enzymes predicts treatment success for female hair loss.
7 citations
,
April 2015 in “General and Comparative Endocrinology” Finasteride negatively affects fish reproduction and gonadal development.
6 citations
,
January 2021 in “International Journal of Molecular Sciences” Finasteride-treated male rats' offspring had altered glucose metabolism, potentially increasing diabetes risk.
3 citations
,
March 2018 in “European Urology Supplements” Using 5-alpha-reductase inhibitors may improve bladder cancer survival in men.
2 citations
,
March 2018 in “Current Opinion in Urology” 5-alpha reductase inhibitors can cause sexual, neurologic, endocrine, and cardiovascular side effects, but these are rare and usually stop after ending treatment.
January 2021 in “Journal of cosmetology & trichology” Ageratum conyzoides L. extract may effectively and safely treat hair loss.
April 2016 in “Journal of Investigative Dermatology” Phenylephrine may help prevent hair loss from pulling on the hair roots.
27 citations
,
June 2015 in “Journal of photochemistry and photobiology. B, Biology” The new lab-grown skin model is good for testing sunscreen's protection against DNA damage from UV light.
14 citations
,
April 2021 in “Biology” Thai rice bran extracts, especially from Tubtim Chumphae rice, can significantly reduce the activity of hair loss genes, with x-tocopherol showing potential as an anti-hair loss product.