Evidence supporting the use of: Vitamin B6
For the health condition: PMS Type D

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Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Vitamin B6 (pyridoxine) is used to support/treat PMS Type D (depressive type), and there is some scientific evidence to support its use. Several clinical trials and systematic reviews have evaluated vitamin B6 for premenstrual syndrome, particularly for mood-related symptoms such as depression, irritability, and anxiety, which are characteristic of PMS Type D. The proposed mechanism is that vitamin B6 is a cofactor in the synthesis of neurotransmitters, including serotonin and dopamine, both of which play roles in mood regulation. Some studies have reported that doses of vitamin B6 ranging from 50-100 mg per day may reduce depressive symptoms associated with PMS, likely by modulating these neurotransmitter pathways. However, the quality of the evidence varies: some trials are small or have methodological limitations, while larger reviews (e.g., Cochrane Reviews) conclude that while there is a potential benefit, the evidence is not robust and more high-quality trials are needed. Nonetheless, vitamin B6 is widely used in practice, and its risk of side effects at recommended doses is low. In summary, vitamin B6 is scientifically justified for use in PMS Type D based on its biological plausibility and some supportive clinical data, but the overall strength of evidence is moderate rather than strong.

More about vitamin B6
More about PMS Type D

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