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Randomised trial, 2025

Does vitamin B6 reduce PMS symptoms in teenagers?

Yes. Teenagers given vitamin B6 had significant reductions in PMS severity, particularly for mood-related symptoms like depression and anxiety.

Moderate study design 154 girls screened; 40 randomly assigned; aged 15-17 years

What they did

Researchers screened 154 adolescent girls aged 15-17 years. Of these, 142 were found to have PMS. Then 40 girls were randomly assigned to receive either vitamin B6 supplementation or placebo in a blinded study. PMS severity was measured before and after the intervention using questionnaires.

What they found

The vitamin B6 group showed a significant reduction in PMS severity (p less than or equal to 0.05). The largest improvements were seen in type D PMS, which involves mood symptoms like depression, followed by type A PMS, which involves anxiety.

What it means for you

Vitamin B6 may help reduce PMS in teenagers, especially mood symptoms. However, the final sample was quite small (only 40 girls), and the abstract does not report specific improvement amounts. Results come from a single study, so confirmation by other researchers is needed.

154

girls initially screened

40

girls randomly assigned to treatment

15-17

age range in years

About the study

Original title
Vitamin B6 Supplementation and Premenstrual Syndrome In Adolescents
Authors
Siti Raudah Munawaroh, Siti Nurunniyah, Eva Nurinda et al.
Journal
International Journal of Public Health Excellence (IJPHE)
Year
2025
Study design
Randomised trial
Participants
154
What was tested
Vitamin B6 supplementation versus placebo
Open access
Yes
Original abstract

Background: Many women experience physical discomfort during menstrual periods with symptoms of menstrual disorders, such as abdominal pain and emotional instability, including mood swings and depression. PMS decreases adolescent creativity and productivity. Vitamin B6 induces the production of serotonin, which is assumed to reduce PMS symptoms. Objective: To find out the effectiveness of vitamin B6 supplementation in reducing PMS symptoms and which symptoms are most responsive to Vitamin B6. Methods: We conducted quasi-experimental, randomised, blinded, and controlled trials. The intervention and control groups each consisted of 20 adolescent girls aged 15-17 years. Adolescent girls who experienced PMS were randomly divided into two groups: group A was given vitamin B6 supplementation, and group B was given a placebo. where the respondent does not know which group he belongs to. The modified Premenstrual Syndrome Questionnaire and Premenstrual Symptom Questionnaire were used to determine the severity of PMS before and after the intervention. The data was analysed with a T-test. Initially, 154 girls were screened using an initial questionnaire, of which 142 were known to have PMS. 40 adolescent girls were randomly assigned to either a vitamin B6 group or a placebo. Results: There was a significant difference in the severity of PMS before and after in the group given vitamin B6 supplementation intervention with a P value of ≤ 0.05. The change in the severity score was the most in type D PMS. Conclusion: Vitamin B6 supplementation has an effect in reducing PMS. The largest score decline was in type D (depression), followed by type A (anxiety). Therefore, vitamin B6 may be recommended as a supplement for adolescent girls who experience PMS.

Reproduced under CC-BY.

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