Bone & Muscle Health: Both vitamin D and vitamin K2 support bone and muscle health, as well as cardiovascular health and immune function*
Promotes Calcium Absorption: Vitamin D is necessary for calcium absorption, and vitamin K is important for directing calcium to the bones and away from the soft tissues, such as the blood vessels and kidneys*
Self-Dispensing Top: To provide accurate and individualized dosing, the bottle includes a self-dispensing top that meters individual drops
Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners
Product Specifications
Customer Reviews: 4.5 out of 5 stars 5,778Reviews
Best Sellers Rank: #2,733 in Health & Household (See Top 100 in Health & Household) #32 in Vitamin D Supplements #298 in Diet & Sports Nutrition