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Survey study, 2025

Are low vitamin D levels and higher body weight linked to worse PMS symptoms?

Yes, women with PMS tend to have lower vitamin D levels and higher body weight. About 59% have vitamin D deficiency, which is linked to more severe PMS.

Early or limited evidence 200 women aged 15-45 with PMS history in Hyderabad, Pakistan

What they did

Cross-sectional study of 200 women aged 15-45 with PMS history conducted May-October 2023 at Isra University Hospital in Pakistan. Researchers measured height, weight, BMI, and blood vitamin D3 levels. They rated PMS symptom severity as mild, moderate, or severe.

What they found

Mean age was 28.97 ± 6.49 years. 59% had vitamin D deficiency and 4.5% had sufficient vitamin D. There was an inverse relationship between vitamin D and BMI (p less than 0.05). 35% of those with severe PMS had deficient vitamin D. Correlation analysis showed slight negative association between vitamin D and BMI (r=-0.427, p less than 0.001) and between PMS severity and vitamin D (r=-0.41, p less than 0.001).

What it means for you

Low vitamin D is linked to higher weight and worse PMS. We cannot tell if vitamin D deficiency causes PMS or whether they are linked through another factor. Limitation: cross-sectional design, single hospital in Pakistan, so results may not apply to other populations.

59%

with vitamin D deficiency

35%

of severe PMS cases with deficiency

4.5%

with sufficient vitamin D

About the study

Original title
EFFECT OF BODY WEIGHT ON VITAMIN D LEVELS IN WOMEN WITH PREMENSTRUAL SYNDROME
Authors
Salahuddin Shaikh, Ashba Marva, Naila Noor et al.
Journal
Pakistan Journal of Physiology
Year
2025
Study design
Survey study
Participants
200
What was tested
None
Open access
Yes

Topics