About Thorne
Thorne aims to deliver personalized, scientific wellness via supplements that can have an impact on longevity and create happier and healthier lives. Each supplement that Thorne formulates is derived from extensive clinical research that substantiates the presence of each ingredient in each formula. Thorne has world class scientific collaborations with research organizations such as the Mayo Clinic & John Hopkins University.

Common Questions
Who is at risk for Vitamin K deficiency?
People with malabsorption syndromes and other gastrointestinal disorders, such as cystic fibrosis, celiac disease, ulcerative colitis, and short bowel syndrome, might not absorb Vitamin K properly.
What is the difference between the various forms of Vitamin K?
Vitamin K1 (phytonadione) is present primarily in green leafy vegetables and is the main dietary form of Vitamin K. Small amounts of Vitamin K2, menaquinones, are present in various meat products and fermented foods.
Is 3K Complete FDA approved?
The FDA regulates prescription and over-the-counter drugs, not dietary supplements. Any statements made have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.