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A Vitamin K product with a good K2 blend (MK-7 and MK-4) but an unusually high K1 dose and crucially lacking synergistic Vitamin D3 for optimal bone and heart health.
A Vitamin K product with a good K2 blend (MK-7 and MK-4) but an unusually high K1 dose and crucially lacking synergistic Vitamin D3 for optimal bone and heart health.
Source Naturals Vitamin K2 Advantage provides a decent dose of Menaquinone-7 (180 mcg) and Menaquinone-4 (200 mcg), both of which are forms of K2 known for their roles in bone mineralization and cardiovascular health. The MK-7 form is particularly valued by nutritionists for its longer half-life and better systemic availability. However, the product contains a very large amount of Vitamin K1 (1820 mcg), which is primarily involved in blood clotting and has a more limited direct impact on redirecting calcium to bones and away from arteries compared to K2. A significant drawback is the absence of Vitamin D, which is a crucial synergistic nutrient for Vitamin K2's function, especially for maximizing calcium utilization for bone health and preventing arterial calcification. Online reviews generally reflect satisfaction, but a deeper nutritional analysis highlights the missing D3 component and the disproportionate K1 content for the stated goals.
$ 37.41 |
Ingredient | Amount per serving |
---|---|
Calcium | 64 mg |
Vitamin K1 | 1820 mcg |
Vitamin K2 (Menaquinone-4) | 200 mcg |
Vitamin K2 (Menaquinone-7) | 180 mcg |