MegaFood Vitamin D3 1000 IU is a powerhouse dietary supplement that aids in healthy bones hormones and immune function and promotes a sense of overall wellbeing. MegaFood Vitamin D3 1000 IU (25 mcg) is delivered with organic whole foods that provide synergistic cofactors in the form of a Nourishing Food and Herb Blend. Our vegetarian D3 supplement can be taken any time of the day even on an empty stomach. MegaFood we re out to change the world starting with food.