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Effects of vitamin D on sex steroids, luteinizing hormone, and testosterone to luteinizing hormone ratio in 307 infertile men.

Rune HoltSam Kafai YahyaviIreen KooijNadia Nicholine PoulsenAnders JuulNiels JørgensenMartin Blomberg Jensen
Published in: Andrology (2023)
Vitamin D + calcium supplementation did not alter sex steroid production in infertile men. However, vitamin D insufficient men treated with vitamin D supplementation had a significantly higher testosterone/LH ratio compared with placebo-treated men, suggesting that optimal Leydig cell function are dependent on adequate vitamin D status.
Keyphrases
  • middle aged
  • polycystic ovary syndrome
  • replacement therapy
  • phase iii