Find the right blood test for you.

Measures vitamin D as 25-hydroxyvitamin D, reporting D2 and D3 separately as well as the total. This is the standard way to assess vitamin D status. View details →

Measures the free, active form of calcium in the blood rather than the total. Can help assess calcium and parathyroid problems where a total calcium result may be misleading. View details →

Measures CTx, a fragment released when bone is broken down. Can help assess the rate of bone turnover and monitor how well osteoporosis treatment is working. View details →

Measures P1NP, a fragment released when new bone is formed. Can help assess bone building and monitor response to osteoporosis treatment. View details →

Measures intact parathyroid hormone, which regulates calcium in blood and bone. Usually interpreted alongside a calcium result, which this test does not include. View details →

Measures vitamin D as 25-hydroxyvitamin D, the standard measure of vitamin D status. Vitamin D is needed for calcium absorption and bone strength. View details →