Vitamin D3 1000IU by MegaFood. Vitamin D-3 in its safest and most bioavailable whole food form and promotes healthy immune function, strong bones, hormonal production and overall well-being. 100% Whole Food Nutrients, Certified organic herbs and FoodState S. cerevisiae concentrate delivers vitamin D-3 with amino acids and sterols which act to catalyze utilization and replenish the body.Organic whole foods provide synergistic co-factors to enha