by Thorne Research
Size: 1 fl oz (30 mL)
2 Drops Contain:
Vitamin D (as Vitamin D3) 1,000 IU.
Vitamin K (as Vitamin K2 (Menatetrenone))* 200 mcg.
While vitamin D has long been known to assist calcium absorption, it is vitamin K, through its carboxylation of osteocalcin, which guides this calcium to bones and prevents their absorption into organs, joint spaces and arteries.