September 2010 in “European Urology Supplements” Opioid use may lower PSA levels, suggesting a possible role in prostate cancer control; PSA testing is useful for detecting prostate cancer; serum triglycerides are not linked to prostate cancer risk; and higher urethral PSA levels may be associated with local hormone activity.
Finasteride and low-level laser therapy are similarly effective for frontal pattern hair loss.
34 citations
,
May 2017 in “Lasers in Surgery and Medicine” Combining low-level light therapy and minoxidil 5% is more effective for female hair loss than using either treatment alone.
33 citations
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March 2017 in “Dermatologic Surgery” Low-level laser therapy effectively treats female hair loss, increasing hair count by 51%.
21 citations
,
January 2019 in “Lasers in Medical Science” Low-level laser therapy significantly increases hair density in adults with hair loss, with low-frequency treatment being more effective.
8 citations
,
October 2020 in “Lasers in Medical Science” LLLT helps treat hair loss by increasing blood flow, reducing inflammation, and stimulating growth factors.
7 citations
,
March 2020 in “Lasers in Medical Science” LLLT is a safe, promising hair loss treatment, but more research needed.
September 2024 in “Research Square (Research Square)” Low-level laser therapy effectively treats hair loss and promotes hair growth.
May 2015 in “Journal of The American Academy of Dermatology”
57 citations
,
November 2006 in “International Journal of Cancer” A49T gene variant linked to higher prostate cancer risk, lower hormone levels, and slightly reduced balding risk.
73 citations
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July 2013 in “The Journal of Sexual Medicine” Finasteride use changes brain chemicals, causing lasting sexual issues and anxiety/depression.
65 citations
,
January 2009 in “Annals of Dermatology” Zinc supplements increased zinc levels in some hair loss patients but didn't significantly improve hair growth.
65 citations
,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
58 citations
,
April 2017 in “The Journal of Steroid Biochemistry and Molecular Biology” Post-finasteride patients show changed neuroactive steroid levels, possibly causing erectile dysfunction and depression.
50 citations
,
July 2014 in “International Journal of Clinical Pharmacology and Therapeutics” New finasteride solution effectively reduces baldness-causing hormone, potentially with fewer side effects.
45 citations
,
April 2019 in “Scientific Reports” Higher CO2 levels help a cyanobacterium grow better by boosting photosynthesis and carbon uptake.
37 citations
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March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
30 citations
,
January 2008 in “The Aging Male” The study found no link between baldness patterns and androgen levels in men with benign prostate enlargement or prostate cancer.
29 citations
,
September 1983 in “British Journal of Dermatology” Men with hair loss have lower SHBG and higher saliva testosterone levels, suggesting increased androgen activity.
27 citations
,
March 2012 in “Dermatologic Surgery” Higher caspase-1 levels found in balding scalps; reducing it may help treat hair loss.
24 citations
,
October 1995 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The nafarelin test can reliably distinguish between gonadotropin deficiency and delayed puberty in teenage boys.
21 citations
,
November 2017 in “Archives of Dermatological Research” Higher enzyme levels found in women with hair loss, suggesting hormone imbalance.
21 citations
,
August 2014 in “Gynecological Endocrinology” Higher hs-CRP levels in Indian adolescent women with PCOS are more related to BMI than PCOS itself.
11 citations
,
January 2011 in “Turkish Journal of Medical Sciences” Low iron levels are a significant risk factor for hair loss, while high vitamin D levels might be a response to hair loss, not a cause.
10 citations
,
January 2013 in “Faṣlnāmah-i bīmārīhā-yi pūst” Vitamin D levels are not linked to alopecia areata.
10 citations
,
January 2012 in “International Journal of Trichology” The study found no link between anxiety, vitamin B12, folate, TSH, ferritin, zinc levels, and trichodynia in telogen alopecia patients.
7 citations
,
August 2017 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” Lower vaspin levels in the blood may indicate a better response to fertility treatment in women with PCOS.
6 citations
,
January 2020 in “Postepy Dermatologii I Alergologii” Check and treat low iron and vitamin D levels in people with hair loss.
5 citations
,
May 2020 in “Diagnostics” Lower zinc levels may predict less effective hair loss treatment.
5 citations
,
July 2017 in “Women & Health” Nursing women in the West Bank with higher income and non-smoking habits have higher blood zinc levels.