K2 + D3 Drops by BioTechUSA is a liquid dietary supplement with vitamin D3 (cholecalciferol) and vitamin K2 (menaquinone-7, K2-MK7) with K2VITAL®. Its base contains 92% extra virgin olive oil and an antioxidant from tocopherol-rich extract. Vitamin D3 contributes to the absorption of calcium and the normal function of the immune system. It comes in an original opaque 30 ml glass bottle with an integrated high-precision dropper and safety seal. The 30 ml liquid solution is equivalent to approximately 360 drops or 36 daily servings of 10 drops. Take 1x10 drops daily on a teaspoon. Do not exceed the expressly recommended daily dose. Not recommended for children or adolescents. Keep out of reach of small children. It does not replace a varied and balanced diet or a healthy lifestyle. Those taking coumarin anticoagulants, such as warfarin or acenocoumarol, should consult their specialist before consuming it. Store in a cool, dry, dark place, away from sunlight and heat, with the bottle tightly closed.