GO K2 contains a high dose of clinically trialled ActivK (Vitamin K2). Vitamin K2 supports Calcium binding into the bones, and this helps to ensure bones stay strong and healthy and less likely to fracture and deteriorate. Clinical trials also show K2 to be beneficial in supporting the healthy removal of Calcium from artery walls, which is significant health advancement. ActivK is a pure natural extract derived from Natto, traditional Japanese fermented soya beans, and is the richest source of Vitamin K2. Go Healthy GO K2 supports great bone density and strong healthy bones.