Vitamin D3 Aldous, in its active form of cholecalciferol, and vitamin K2 Aldous, in the form of menaquinone, form a powerful combination for optimal health. These vitamins play vital roles in bone health. Vitamin D3 facilitates calcium absorption, improving bone density and strength, while vitamin K2 directs calcium to bones and teeth, preventing its deposition in arteries and other soft tissues. In addition, vitamin D3 strengthens the immune system, fortifying the body against infections and diseases. Vitamin K2 is crucial for proper blood clotting. This duo is especially beneficial when sun exposure, the main source of vitamin D, is limited and when the diet does not provide sufficient amounts of these essential nutrients. Composition Bulking agent (microcrystalline cellulose), vitamin K2 (menaquinone) and vitamin D3 (cholecalciferol). Instructions for use Take 1 tablet daily with water. Who is it for? This supplement is indicated for adults who want to support their bone, cardiovascular and immune health, especially in situations of reduced sun exposure or with a diet deficient in these vitamins.