The purpose of this Calcium, Vitamin D3 and Vitamin K2 Tablets is to prevent or cure low blood calcium levels in those who do not get enough calcium from their diets. It may be used to treat illnesses brought on by low calcium levels, including osteoporosis, weak bones, diminished parathyroid gland activity, and a number of specific muscle ailments. Patients who need to ensure they are getting adequate calcium, such as pregnant women or those who have had menopause, may also use this Calcium, Vitamin D3 and Vitamin K2 Tablets.