Preferred Nutrition Vitamin D3 & K2Preferred Nutrition Vitamin D3 & K2 combines the biologically active MK 7 form of vitamin K2 with active vitamin D3 (as cholecalciferol) to help build strong bones and teeth while supporting immune function. Each daily softgel provides 120 mcg of vitamin K2 derived naturally from natto beans, along with 1000 IU of vitamin D3.
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