Vitamin K refers to a group of fat-soluble vitamins that play a role in blood clotting, bone metabolism, and regulating blood calcium levels. The body needs vitamin K to produce prothrombin, a protein and clotting factor that is important in blood clotting and bone metabolism.

Can too much vitamin K be harmful?

What does the Department of Health and Social Care advise? You should be able to get all the vitamin K you need by eating a varied and balanced diet. If you take vitamin K supplements, do not take too much as this might be harmful. Taking 1mg or less of vitamin K supplements a day is unlikely to cause any harm.

Is it safe to take vitamin K everyday?

When taken by mouth: The two forms of vitamin K (vitamin K1 and vitamin K2) are LIKELY SAFE for most people when taken appropriately. Vitamin K1 10 mg daily and vitamin K2 45 mg daily have been safely used for up to 2 years.