Pure Encapsulations Synergy K - IMPROVED A Unique Blend of Vitamins K1, K2 and D for Healthy Calcium Utilization to Maintain Healthy Bones and Blood Vessels Provides a blend of vitamin K1, vitamin K2 (MK-4), vitamin K2 (MK-7), and vitamin D to support healthy calcium utilization. Vitamin K enhances bone formation by carboxylating osteocalcin. Key Benefits and Features: Ages 18 and up Bone health support Vascular health support Supports bone and blood vessel health Promotes bone mineralization Supports calcium metabolism in vascular tissue to support vascular elasticity Promotes healthy calcium utilization in order to maintain healthy bones and blood vessel function Blend of vitamins K1, K2 and D3 Made with high-quality vegetarian ingredients backed by verifiable science Ingredients Serving Size: 1 Vegetarian Capsule Amount/Serving Vitamin D (as cholecalciferol) (D3) 25 mcg (1,000 IU) Vitamin K1 500 mcg Vitamin K2 (menaquinone-4) 1,000 mcg Vitamin K2 (menaquinone-7) 45 mcg Other Ingredients: Hypoallergenic plant fiber (cellulose) and vegetarian capsule (cellulose, water). Does Not Contain: Wheat, soy, dairy, eggs, artificial colors, artificial sweeteners, coatings, shellacs, GMOs, tree nuts, peanuts, sesame, unnecessary binders, fillers, preservatives, magnesium stearate, gluten, trans fat, and hydrogenated oils. Gluten Free, Non-GMO, Vegetarian Suggested Use As a dietary supplement, take 1 capsule daily, with a meal, or as directed by a health professional. Warning: Not to be taken by pregnant or lactating women. Not for individuals taking blood-thinning medications. If you have any health condition or are taking any medication, consult your health professional before use. Storage: Store in a cool, dry place. More Info. Recent studies indicate that vitamin D potentiates the activity of Matrix Gla protein (MGP) and that the combination of vitamin K and D provides synergistic support for blood vessel function and bone health. Vitamin K1 and vitamin K2 (menaquinone-4) are synthetic Vitamin K2 (MK-7) is naturally derived from flower extracts geraniol and farnesol Vitamin D3 is derived from lanolin Hypoallergenic plant fiber is derived from pine cellulose