10% Free Vitamin Supplement New! Orange Flavor!† Promotes Bone, Immune, Breast and Colon Health 21st Century...For a Healthier Future Gluten Free Laboratory Tested - Guaranteed Quality Vitamin D3 is essential for absorption of calcium to promote strong bones and teeth. Vitamin D3 also supports a healthy immune system and breast and colon health. Now available in a great tasting orange flavor.† †Natural Orange Flavors.