Vitamin B6 and PMS symptoms: what the evidence supports

Each entry’s own grades, side by side. A grade says how strong the evidence is for one outcome — it does not rank one entry over the other.

Compound or practice

Vitamin B6

A cofactor for neurotransmitter and amino-acid metabolism; genuinely useful for pregnancy nausea and PMS, toxic if chronically megadosed.

Grade B3 graded outcomesrevised Jul 10, 2026

A structured monograph in Prometheus's bundled library. Its grades are the monograph's own reading of the evidence, not a peer-reviewed review.

Outcome map

PMS symptoms: what the evidence supports

2 graded interventions for pms symptoms, ranked by strength of evidence.

Grade B2 graded outcomesrevised Jul 10, 2026

Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.

Swap the two

Graded in both

Outcomes are matched by name. Two entries can describe the same outcome in different words, so one listed further down may still be graded in the other.

No outcome has the same name in both entries. They may still overlap under different wording — read the two lists below.

Graded only in Vitamin B6

  • Pregnancy nausea Moderate effectEvidence grade B
  • PMS symptoms Small effectEvidence grade B
  • Homocysteine Small effectEvidence grade B

Graded only in PMS symptoms: what the evidence supports

  • Vitamin B6 Small effectEvidence grade B
  • Vitex (Chasteberry) Moderate effectEvidence grade B

What each entry says about the other

  • PMS symptoms: what the evidence supports’s entry · Goes with: Grade B

Both columns are read from the entries as they stand in this library. A comparison is not advice to take either one, and it is no substitute for a clinician who knows the person.