OstroVit Vitamin D3 2000 IU + K2 MK-7 + C + Zn is a complete dietary supplement, whose ingredients will help you take care of your health and immunity. Thanks to the unique selection of active ingredients, from today you no longer have to take several supplements at the same time. Check the effects of each of them: Vitamin D: supports bone formation and health. May help prevent osteoporosis. In addition, it enhances the functioning of the immune system. Vitamin K: helps maintain healthy bones and teeth and improves blood coagulability. Increases the absorption of vitamin D. Vitamin C: Improves the body's immunity by stimulating the growth of white blood cells. It is an antioxidant that also participates in the collagen synthesis process and therefore improves the condition of the skin. Zinc: Provides additional support to the immune system and strengthens bones. Gives shine to hair and promotes good eyesight