Vitamin K2 is responsible for activating the calcium-binding actions of two proteins which are matrix GLA protein and osteocalcin, which help to build and maintain bones.
Some side effects of Vitamin K2 are decreased appetite, difficulty breathing, decreased movement or activity, enlarged liver, paleness, general body swelling and muscle stiffness.
Other side effects of Vitamin K2 are troubled breathing and/or wheezing, tightness in chest, swelling of eyelids, face, or lips, skin rash, hives and/or itching, shortness of breath, lightheadedness or fainting, fast or irregular breathing and difficulty swallowing.
Some symptoms of low Vitamin K2 are Easy bruising, Oozing from nose or gums, Excessive bleeding from wounds, punctures, and injection or surgical sites, Heavy menstrual periods, Bleeding from the gastrointestinal (GI) tract and Blood in the urine and/or stool.
If you have low Vitamin K2 then you need to increase your intake of Vitamin K2 by taking some Vitamin K2 supplements.