Vitamin D3 as cholecalciferol is the active and preferred form of vitamin D, which is why we’ve put it to work in these max strength softgels.‡ It increases calcium absorption for strong bones and teeth while also promoting proper immune function.* Softgels are made with 50 mcg (2,000 IU) vitamin D3 per serving. (‡As compared to Vitamin D3 25 mcg) * This statement has not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. **There are no valid studies using current scientific methods confirming this product's efficacy. These indications are based solely on traditional homeopathic principles. †† These indications are based solely on traditional homeopathic use. They have not been evaluated by the Food & Drug Administration.