Vitamin D3 supplement: Get a 10 month supply* of vitamin D3 and K2 orange liquid drops. Features: The handy addition of Vitamin K works to boost the absorption of Vitamin D into the body. Liquid drops: Get two essential vitamins in an easy to take format - simply drop onto your tongue or mix into water. Capsules: That's 300 drops in a 30ml bottle! High strength: Contains a potent combination of vitamin D3 (4000 IU) and vitamin K2 (25mcg). Can be beneficial for: Healthy bones, teeth, immune system and muscle functions. High Strength Vitamin D3 Drops | Orange | Living Social