Evidence and support

Vitamin D is a deficiency discussion, not a cure stack

EPDS mean difference −2.70 (95% CI −3.68 to −1.71), rated low certainty.

Research preview · selected sources rechecked September 14, 2026 · independent clinical review pending. These editorial assessments are not formal GRADE ratings. No study here establishes an effect of Brighter Postpartum.

limited symptom-support · C15

Vitamin D is a deficiency discussion, not a cure stack

Population and setting: 2026 review; supplementation estimate based on only two RCTs.
What was found: EPDS mean difference −2.70 (95% CI −3.68 to −1.71), rated low certainty.
Limits and applicability: Symptoms rather than established prevention; small evidence base. Individual testing/treatment belongs with a clinician.

Sources: S26 · Evidence record ↗

Interpretation boundary

Prevention, treatment, comfort, mechanism and research status are separate questions. Read the original source and retain its population, timing and limitations. This is not a personalized recommendation or a claim that our support program has this effect.

Version 1. Independent clinical review pending. Explore the connected evidence.