Additives per liter: Vitamin D3 – Cholecalciferol (3a671) 200.000 IU. Excipients consisting of: water, CALCIUM GLUCONATE (Ca9%) (20%) Instruction for use: Add 5/10 drops per 50 ml of drinking water (5/10 ml per liter of water) in situations of nutritional deficiency due to calcium. Improves the hardness of the eggshell.