Vitamin D3: Supports healthy teeth, bones, and muscles, as well as cardiovascular health and immune function*
Optimal Absorption: Vitamin D3 is more potent and better absorbed than vitamin D2*
No Lactose Or Preservatives: Thorne’s vitamin D supplements contain no lactose and no preservatives
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
