*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. *Clinical studies have shown that ampli-D can achieve optimal vitamin D status (30 ng/mL) on average 3X faster, and is 3X more effective, compared to the same mcg amount of conventional vitamin D3. Source: Quesada-Gomez and Bouillon (2018) Osteoporos. Int. 29, 1697-1711.