Jamieson Vitamin D3 1,000 IU Softgels, Easy to Swallow, Supports Immune Health, Strong Bones and Teeth, Enhances Calcium and Phosphorus Absorption. Non-GMO, Gluten-Free, One Per Day, Value Size, 180 Count, Proudly CanadianJamieson Vitamin D3 1,000 IU Softgels are a premium, one a day supplement providing you with your daily dose of vitamin D. Vitamin D helps support the development and maintenance of healthy bones and teeth. Vitamin D also helps your body absorb calcium effectively and is a key factor in the maintenance of overall good health.