mood · Outcome
Steady mood day-to-day instead of big swings.
How to measure:
Three levers, one stack. Each works through a different mechanism. They compound.
+62% mood score
2000-5000 IU daily
Effect size
Corpus
60 papers
range 50–73 · n=2 quantitative claims
“Vitamin D deficiency (serum 25(OH)D <50 nmol/L) is associated with a 3.67-fold increased risk of postpartum depression compared to adequate vitamin D levels (≥50 nmol/L).”
Meaningful
45-120 min, 3-4x per week
Effect size
Corpus
78 papers
25 small · 70 moderate · 17 large · 24 unclear
“89% of physical activity, mindfulness, and mind-body therapy studies demonstrated significant reductions in anxiety, depression, and stress among university students.”
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We require at least 3 corpus papers for a food to surface here. The literature on this outcome × pillar is still being extracted.
Everything we found, ranked by how strongly we recommend it. Tap any to see the studies.
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Every pick has two signals. They answer different questions and we never bundle them into one number.
Effect size
How big is the change on mood stability, in the units that matter for this outcome.
Confidence
How sure are we the effect is real for mood stability, given the studies we have.
For every pick, the “papers” number is how many studies we've cataloged that test this entity for mood stability. “Favorable” means the study reported the direction you want.
The tier badge (S, A, B…) on the entity itself is its overall research confidence across all outcomes. It's the same letter wherever you see this entity on the site, not specific to mood stability.
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