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Vitamin D3 and vitamin K2 are commonly included together in combination dietary supplements. Formulations vary by brand and may contain different amounts or forms of each ingredient; review the Supplement Facts panel.
MK-4 and MK-7 are two forms of vitamin K2 used in dietary supplements. Depending on the product, a formula may contain one form or the other; review the Supplement Facts panel.
Review the product label for important warnings, precautions and directions for use. If you take prescription medications or have questions, consult your healthcare provider before use.
Vitamin D3 and vitamin K2 are available as combination supplements and as separate single-ingredient products. Formats and formulations vary by brand.
D3 + K2 supplements come as softgels, capsules, liquid drops, and vegan-friendly formulas using plant-sourced vitamin D3 (lichen-derived) and MK-7.
