Nature's Way, Alive!, Calcium with Vitamin D3, Vitamin K2, Magnesium, 325 mg, 180 Tablets

Bone SupportMax Absorption1,300 mg Plant Source Calcium Per ServingDietary Supplement Plant Source Calcium Alive ® Calcium is derived from Lithothamnion (calcified red algae seaweed sustainably harvested from pristine Icelandic waters).