text_1: Vitamin D3 Might Ease Menstrual Cramps
text_2: We wished for more on benefits, harms, and on context about the dose used in the study. See our comments on those criteria below. Most women experience some sort of menstrual cramps and only rarely are the instances of these cramps debilitating. This study, done in a sample of women with already low levels of Vitamin D and with a dosage beyond that recommended or available to most women, provides at best preliminary evidence that Vitamin D at 300,000 IU was the main reason for the decrease in pain.