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In Vitro Fertilization clinical trial using 50,000 IU of Vitamin D bi-weekly – Dec 2024

Effect of Vitamin D Supplementation in Live Birth Rate of in Vitro Fertilization Outcome


“Subjects allocated to the vitamin D group will take vitamin D 50,000IU per week from recruitment for 4 weeks, followed by 50,000IU once every 2 weeks throughout the IVF cycle until fetal viability is confirmed at 6 weeks (if pregnant), after which they will be switched to Materna. If not pregnant, they will continue Vitamin D 50,000IU once every 2 weeks until 6 months from randomization, during which they can undergo frozen-thawed embryo transfer.”


Notes by founder of VitaminDWiki:

  • ~2X more successful if also give 50,000 IU to the male as well.
  • ~1.5X more succesful if give loading dose of 50,000 IU daily for 7 days (350,000 IU total)
    • instead of weekly for just 4 weeks (200,000 IU total)

Fertility and Sperm category contains the following summary

137 items in Fertility or Sperm in VitaminDWiki

See also:
Overview Women and Vitamin D
Overview Pregnancy and vitamin D    Fertility and Vitamin D – several articles
Ensure a healthy pregnancy and baby - take Vitamin D before conception
IVF OR "IN VITRO FERTILIZATION" etc. in 18 VitaminDWiki titles

Vitamin D greatly improves Fertility

Increased male Vitamin D increases fertility

Decreased Fertility if decreased Vitamin D Receptor

50,000 IU of VItamin D every two weeks fights all of the following
Diabetes + Heart Failure + Chronic Pain + Depression + Autism + Breast Cancer + Colon Cancer + Prostate Cancer + BPH (prostate) + Preeclampsia + Premature Birth + Falls + Cognitive Decline + Respiratory Tract Infection + Influenza + Tuberculosis + Chronic Obstructive Pulmonary Disease + Lupus + Inflammatory Bowel Syndrome + Urinary Tract Infection + Poor Sleep + Growing Pain + Multiple Sclerosis + PMS + Schizophrenia + Endometriosis + Smoking    27 problems
   Note: Once a week also fights: COVID, Headaches, Colds, Fibromyalgia, Asthma, Hives, Colitis etc.

VitaminDWiki anticipates adding IVF to the list on or before 2024

Ensure a healthy pregnancy and baby - take Vitamin D before conception has the following
Start Vitamin D soon if pregnant VDW 9923

Created by admin. Last Modification: Monday September 14, 2020 14:18:34 GMT-0000 by admin. (Version 5)