Maintaining healthy bones and teeth is easy with this Higher Nature nutrient-rich Sea Calcium formula. They are formulated with calcium found in sea plants, lithothamnion calcareum, which is harvested from the pristine seas off the west coast of Ireland. This particular form of calcium is easily absorbed by the body and contains a number of other beneficial trace minerals and magnesium, which also aids bone health and can help relieve anxiety. Plus, it’s vegetarian and vegan friendly.