Our Vitamin D-3 provide 25 mcg (1,000 IU) of cholecalciferol per tablet. Cholecalciferol, otherwise known as D3, is the vitamin D that is formed when the sun touches human skin.
Supports Strong Bones†
Immune System Support†
For additional formula information, view the Supplement Facts panel.
All Windmill supplements are manufactured in the United States in an FDA-inspected facility whose cGMP (current Good Manufacturing Practice) are independently verified by qualified certification organizations.
Free of artificial colors, flavors and preservatives, Windmill is a trusted name that has been providing America with quality supplements for over 45 years.
Serving Size: 1 Tablet
Amount Per Serving
Vitamin D3 (as cholecalciferol)
25 mcg (1,000 IU)
Calcium (as dicalcium phosphate)
Other Ingredients: Dicalcium phosphate, microcrystalline cellulose, stearic acid, silica, croscarmellose sodium, magnesium stearate and pharmaceutical glaze.