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  1. 3X more pregnancies when Vitamin D levels are high (assisted reproduction, women only) – Oct 2021
  2. Vitamin D is needed for human fertility – goal is 50 ng – Sept 2018
  3. Far better sperm in fertility clinic if more than 30 ng of Vitamin D - June 2022
  4. Fertility is a function of vitamin D around each egg (follicular fluid) – many studies
  5. Birth rates doubled with Vitamin D - 300,000 for infertile men – RCT Nov 2017
  6. Sperm quality and vitamin D not statistically significant - Nov 2010
  7. vitamin D and testosterone - 2010.pdf
  8. IVF and vitamin D - 2010.pdf
  9. If diagnosed infertile, more likely to have live birth if Vitamin D fortification – Feb 2020
  10. More surviving offspring if mother had high vitamin D (sheep in this case) – Jan 2016
  11. Vitamin D levels in cells, not blood, is important (IVF follicular fluid in this case) – Aug 2021
  12. In vitro fertilization is more successful when vitamin D in ovaries, not just blood, is increased – April 2022
  13. Hypothesis – Fatigue the day after sex is due to deficiency of Vitamin D, Magnesium, and Zinc
  14. Vitamin D somewhat assists reproduction – both the mother and the father – May 2014
  15. Better sperm if have higher level of vitamin D
  16. Vitamin D2 improved sexual hormones, erectile function etc – Jan 2017
  17. Better sperm associated with higher vitamin D (again) – April 2022
  18. Fertility and sperm
  19. Conception was 3.7X more likely if the male had a good level of Vitamin D – July 2022
  20. 130% more piglets after giving gilt Calcidiol, a form of vitamin D – Nov 2012
  21. Assisted Reproduction – 5 studies concluded vitamin D repletion helps – Review March 2015
  22. Assisted Reproduction might be aided by Vitamin D – review Dec 2014
  23. Association between vitamin D and sperm parameters: Clinical evidence – Dec 2016
  24. Better erection associated with better Vitamin D – July 2018
  25. Boys who were born Small for Gestational age are 1.9X more likely to be infertile – Dec 2019
  26. Clinical Trial vitamin D levels and IVF success – May 2011
  27. Conception and vitamin D
  28. Conception within 6 months 3X more likely if high vitamin D – Oct 2019
  29. Epileptics have problems with conception - Oct 2010
  30. Feel sexier with vitamin D and-or sunshine
  31. Fertility (sperm) associated with vitamin D – meta-analysis Sept 2019
  32. Fertility and Vitamin D – several articles
  33. Fertility improved with vitamin D supplement, unsure if low D causes low fertility – Jan 2018
  34. Fertility in both women and men improves with more vitamin D (but less than 50 ng for men) – Dec 2013
  35. Fertility marker (Anti-Müllerian Hormone) improved in a week by a single dose to 50,000 IU of vitamin D – RCT July 2017
  36. Fertility of defrosted sperm better if had increased dietary Omega-3 – many studies
  37. Fertility of men and women reduced by obesity and low vitamin D (perhaps synergistically) – June 2019
  38. Global sperm count dropped by 59 percent in 40 years – meta-analysis Aug 2017
  39. Gonad hormone is associated with vitamin D level in adults– July 2012
  40. High Testosterone is associated with higher vitamin D in soldiers – April 2015
  41. Higher vitamin D and 2X higher testosterone in summer than winter – Aug 2010
  42. How 60 ng of vitamin D enabled pregnancy - a personal story
  43. Hypothesis - Dysfunction of Autonomic Nervous System is associated with low vitamin D – April 2017
  44. Hypothesis: increased vitamin D will increase erections and decrease CVD – June 2012
  45. In Vitro Fertilization (D5 SET ICSI) 40 percent more successful if high vitamin D – Sept 2014
  46. In Vitro Fertilization clinical trial using 50,000 IU of Vitamin D bi-weekly – Dec 2024
  47. In vitro fertilization not helped by vitamin D if ignore high levels and male levels – meta Mar 2016
  48. In-vitro Fertilization costs at least 10,000 dollars, Vitamin D costs 5 dollars

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