Vitamin K2 Deficiency: Symptoms, Risks & What to Do

Vitamin K2 deficiency is rare and usually only occurs in certain high-risk groups, such as newborns and people with certain medical conditions. Symptoms of vitamin K2 deficiency can include:

Easy bruising or bleeding

Nosebleeds

Heavy menstrual bleeding

Blood in the urine or stool

Easy fractures

Bone pain

Muscle pain

Weakness

Fatigue

If you think you may be deficient in vitamin K2, talk to your doctor. They can test your vitamin K levels and recommend the appropriate treatment.