Story at-a-glance Vitamin K is crucial for bone health beyond its role in blood clotting, with deficiencies linked to increased fracture risk and osteoporosis Vitamin K works synergistically with vitamin D to enhance bone mineral density, highlighting the importance of maintaining adequate levels through diet or supplementation The gut microbiome plays a significant role in vitamin K production, impacting bone health by supporting the formation and maintenance of bone tissue Vitamin K influences energy metabolism through osteocalcin, affecting insulin sensitivity and glucose metabolism, which are essential for preventing osteoporosis and diabetes Strategies to help optimize vitamin K levels including consuming more food sources of both vitamin K1 and K2, strategically timing your vitamin K2 supplement intake, and nourishing your gut microbiome with probiotics and prebiotics