D3+K2-7 is a blend of essential vitamins that are crucial for calcium absorption and utilization. Vitamin D3 plays a key role in calcium absorption as well as supports immunity. Vitamin K2-7 helps with calcium utlization decreasing the likelihood of calcification of the arteries supporting cardiovascular health. Each serving provides 2500 I.U. of vitamin D3 (cholecalciferol) and 100mcg of vitamin K2-7 (from fermented chickpeas). Suitable for vegans and vegetarians and registered by the Vegan Society - UK.