17% of US currently depressed (Vitamin D etc. can reduce it)
Vitamin D is the lowest-cost depression treatment: only pennies a day
Single 50,000 IU capsule bi-weekly or weekly (RCT)
Start with 50,000 IU daily for the first week to get results in 1 week,
otherwise must wait for 2 months to notice reduced depression
Can get 50,000 IU Vitamin D anywhere on the globe
Both Omega-3 and Magnesium also reduce depression
U.S. Depression Rates Reach New Highs - Gallup May 2023
17.8% of Americans currently have, or are, being treated for depression


Note: Almost 2X increase in 6 years in those in their 20's
VitaminDWiki – Depression category contains
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Intervention of Vitamin D for Depression
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Meta-analyses of Vitamin D and Depression
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