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Does Pyridoxal 5'

Yvonne Stephens
(@yvonne-stephens)
Active Member

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Yes, Pyridoxal 5′-phosphate (P5P) can effectively lower elevated prolactin levels, with high-dose vitamin B6 supplementation showing a 68.1% reduction in serum prolactin in clinical studies.
1

P5P, the active form of vitamin B6, works to lower prolactin through several mechanisms:

The strongest evidence comes from a 2021 randomized double-blind controlled study that demonstrated:

For comparison, the standard medical treatment for hyperprolactinemia is dopamine agonists:


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Topic starter Posted : 14/01/2026 5:11 pm
Jonathan Jenkins
(@jonathan-jenkins)
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why i recommend running HCG during the entire cycle


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Mark Obrien
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how to handle the post-cycle blues and depression


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