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Knowledge Base
Guides on supplements, nutrition and the research behind them, written in plain language.
Showing 1 results: ergocalciferol All Articles
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Vitamin D3 vs. D2: The Form That Actually Raises Your Levels
Dr. Amanda Foster, MD, breaks down the research: why D3 (cholecalciferol) consistently outperforms D2 for raising serum vitamin D levels, with dosing...
