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Nomenclature of vitamin D precursors and metabolites. | Download Table
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Do you need to find ways to consume Vitamin D2 AND Vitamin D3? — Plant Shift
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It's Time to Say “Goodbye” to Vitamin D2 (ergocalciferol) - ClinCalc.com
Vitamin D: A Rapid Review
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Vitamin D3 250 mcg (10000 IU), 100 Softgels| Puritan's Pride
By Its Fruit — Vitamin D2 Is Much Less Effective than Vitamin D3 in Humans