FIRST IN VITAMIN D3 - We formulated the first supplement to provide 5000 IU of 100% plant-source cholecalciferol, from an exciting variety of organic, healthful mushrooms. HIGH POTENCY - Source of ...

Vitamin D3, also known as cholecalciferol ... available over-the-counter are sold in dosages between 1000–5000 IU, but some ...

There are two main forms of vitamin D in the diet: Vitamin D2 (ergocalciferol): found in plant foods like mushrooms Vitamin D3 (cholecalciferol ... International Units (IU), or 10–20 micrograms ...

Vitamin D is a nutrient that helps the body take in calcium from the foods we eat. Calcium and vitamin D build bones and keep them strong. Vitamin D also plays a part in heart health, fighting ...

Vitamin D2 is also known as "ergocalciferol," and vitamin D3 is also known as "cholecalciferol ... vitamin D needed to prevent rickets is 100 IU (2.5 mcg) per day in infants with little to ...