title: What you need to know about:  calcium supplements.  Calcium is most effective when it comes from the food you eat.  Use our guide to identify convenient sources.
mesh_terms: D002118:Calcium; D002136:Calcium, Dietary; D019587:Dietary Supplements; D005502:Food; D006801:Humans
chemical_list: D002136:Calcium, Dietary; D002118:Calcium