Seasonal low mood
Every intervention in the library graded against Seasonal low mood — 1 link, strongest claim first. Each is the entry’s own reading of the evidence, not advice for anyone in particular.
Vitamin D on Seasonal low mood
May improveGrade C — limited — small or mixed studies
Signal mostly in deficient individuals
May improve1 link
- Vitamin DEvidence grade C
Signal mostly in deficient individuals
Directions and grades are read from each intervention’s own entry in this library. They describe the evidence for a link, not what anyone should take, and they are no substitute for a clinician who knows the person.