{"id":3984,"date":"2026-05-30T09:21:14","date_gmt":"2026-05-30T09:21:14","guid":{"rendered":"https:\/\/seleniumfacts.com\/?p=3984"},"modified":"2026-04-16T09:00:35","modified_gmt":"2026-04-16T09:00:35","slug":"selenium-and-male-fertility","status":"publish","type":"post","link":"https:\/\/seleniumfacts.com\/index.php\/selenium-and-male-fertility","title":{"rendered":"Selenium and Male Fertility"},"content":{"rendered":"

Important question: Does selenium play a role in male reproductive health? If so, how?<\/strong><\/p>\n

\"Man
Roughly one in ten men in the USA and in Europe have infertility issues. The extent varies from region to region. Selenium supplementation in selenium-poor regions can improve with sperm morphology and sperm motility.<\/strong><\/figcaption><\/figure>\n

A 2026 review of the relevant research literature shows the following relationships. A daily intake of selenium at the rate of 100 mcg per day led to significantly improved sperm motility. The same daily 100-mcg intake was associated with an 11 % increase in paternity. Thus, it seems that selenium does play an important role in male fertility. Selenium has dose-dependent antioxidant and endocrine functions [Patel 2026].<\/strong><\/p>\n

How does selenium status improve male fertility?<\/h5>\n

Sufficient selenium intake and status lead to optimal synthesis of selenoproteins, in particular selenoprotein P and the glutathione peroxidases. These antioxidant selenium-dependent enzymes protect mitochondrial function and sperm membranes against oxidative damage. Specifically, they catalyze the reduction of hydrogen peroxide and lipid hydroperoxides [Patel 2026].<\/p>\n

Adequate intake of selenium supports spermatogenesis, helps to preserve sperm motility, and stabilizes normal sperm morphology. Patel\u2019s 2026 review<\/a> of the relevant research literature shows modest increases in pregnancy rates among sub-fertile men supplemented with selenium.<\/p>\n

What is the safe range for the intake of selenium?<\/h5>\n

Patel et al point out that selenium supplementation shows a U-shaped dose- response effect. Consequently, there is a narrow therapeutic range between deficiency and excess.<\/p>\n

In 2023, the EFSA Panel on Nutrition, Novel Foods, and Food Allergens issued a scientific opinion on the tolerable upper intake level for selenium. EFSA established an upper limit of 255 microgram\/day<\/a> for adult men and women.<\/p>\n

What combinations may improve the effect of selenium?<\/h5>\n

Patel et al assert that using zinc, vitamin E, and coenzyme Q10 supplements together with selenium supplements can improve antioxidant protection and can help to regulate hormone production. Combination supplementation may improve outcomes for men diagnosed with infertility of unknown causes.<\/p>\n

What remains to be done in male infertility research?<\/h5>\n

In future, Patel et al would like to see a standardization of the biomarkers used to assess selenium levels in the semen. They say that the determination of the best selenium dosing regimens for different populations is a priority. Moreover, it is important to investigate the genetic variations that affect selenoprotein expression.<\/p>\n

Conclusion: selenium supplementation and male fertility?<\/h5>\n